4R Rate

Juan Martin Enrico, Fernando García, Mike Stewart, Eros Francisco, Guillermo Balboa, Ignacio Ciampitti, and Fernando Salvagiotti

Luís Prochnow, Álvaro Resende, Adilson Junior, Eros Francisco, Valter Casarin, and Paulo Pavinato

O balanço de nutrientes possibilita uma estimativa das entradas e saídas de nutrientes em um sistema de produção agrícola. O IPNI Brasil organiza este balanço a nível nacional, estadual e por culturas ...

O sistema plantio direto tem se destacado como uma das estratégias mais eficazes para melhorar a sustentabilidade da agricultura em regiões tropicais e subtropicais. Os solos brasileiros são, em sua m ...

Articulo en Informaciones Agronómicas de Hispanoamerica, No.

Dr. Luis Prochnow, apresentou dois webinars sendo (1) “Phosphorus placement for annual crops in the tropics” e (2) “Some myths and facts about the use of phosphorus in agriculture”, assista aos vídeos ...

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Presentación realizada en las Jornada de Actualización Técnica organizada por AIANBA en Pergamino (Buenos Aires) el 4 de Octubre de 2018.

En 2017, IPNI edito el "Manual del Cultivo de Trigo", cuyos compiladores y editores son el Dr. Guillermo Divito y el Dr. Fernando O. García y que incluye la participación de 30 destacados profesionale ...

Evaluation of the response of sugarcane (Saccharum officinarum L. ) to nitrogen fertilization in farmers' fields in the Central Area of the Department of Santa Cruz (Bolivia) INSTITUTION Centro de Inv ...

Dr. Luís Prochnow, proferiu a palestra "Phosphorus Placement for Annual Crops in the Tropics" durante o WCSS realizado no Rio de Janeiro. Dr. Prochnow resume aspectos agronômicos e ambientais sobre a ...

En este informe se reportan los resultados observados en cinco ensayos de trigo en 2017/18, dos bajo rotación maíz-trigo/soja de segunda (M-T/Sj) y tres bajo rotación maíz-soja-trigo/soja de segunda ( ...

June 14, 2018. Penang, Malaysia – The International Plant Nutrition Institute (IPNI) has just published four new pocket guides to help farmers/plantation managers acquire essential knowledge for the i ...

Dr. Eros Francisco ministrou a palestra "Eficiência de uso de nutrientes" no II Simpósio de Nutrição de Plantas no Cerrado, realizado em Goiânia-GO entre os dias 1 e 4 de maio.

ACORBAT XXII Congreso Internacional

Presentación realizada en el Taller de Trigo organizado por Agrofive Consultores en Venado Tuerto (Santa Fe) el 24 de Abril de 2018.

Um artigo redigido pelo Dr. Luís Prochnow, foi publicado em vários meios de comunicação no Brasil. O artigo discute o manejo de nutrientes 4C, com exemplos aplicados à agricultura brasileira.

2018 Great Plains Soil Fertility Conference

China is the largest global potato producer and Inner Mongolia (IMAR) is one of the country’s major potato-growing regions. Without proper K fertilization, a reduction in potato yield, quality, and fa ...

Dr. T. Scott Murrell demonstrates ways plants access soil potassium at the 2017 Indiana Certified Crop Adviser Conference, Indianapolis, Indiana, USA.

Dr. Valter Casarin, Diretor Adjunto IPNI Brasil, participou da 43ª Congresso Brasileiro de Pesquisas Cafeeiras. O evento foi realizado no período de 07 a 10 de novembro de 2017, no Centro de Convençõe ...

A Neuhaus, M Hoogmoed, V Sadras

Presentación realizada en el ciclo de Seminarios organizados por el Consejo Profesional de Ingeniería Agronómica (CPIA) en Buenos Aires el 7 de Noviembre de 2017.

An experiment at Glenthompson, 2017

Télécharger votre copie du manuel 4R soit en version arabe ou française à partir du lien indiqué à la gauche de la page.

Dr. Robert Norton, IPNI Australia & New Zealand Director, August 2017

Spalding, Kimba and Cummins

IPNI has been engaged with the oil palm industry since the 1970s, supporting knowledge- and capacity-building. IPNI SEAP strengthens this support now with training. In July 2017, for the 1st time, IPN ...

Dr. Eros Francisco ministrou palestra no Dia de Campo sobre adubação de pastagens realizado na Faz NS Aparecida em Jaciara, MT, dia 15 de julho. O evento foi organizado pela fazenda em parceria com as ...

Scott Murrell著, 谢玲 译 涂仕华 校 目前玉米价格低迷，许多生产者提出这样尖锐的问题：此时他们如何管理养分？以下是一些建议，让他们在保证产量的同时尽可能降低肥料投入，从而获得更多所需回报。 考虑土壤现有养分状况。利用土壤中已有的养分优势。土壤测试结果对我们决定应当施用哪种养分，施用多少量能提供最佳指导。 考虑本农场或邻近农场的养分供应。如果你 .

Terry Wyciskalla著, 谢玲 译 涂仕华 校 磷素影响水质，而且是地表水富营养化的常见原因。水溶性磷随渗漏水进入水体，非水溶性磷则随侵蚀土粒离开地表进入水体。 磷素管理 1.

Dr. Valter Casarin, participou como palestrante do II Simpósio de Ciência do Solo, na Universidade Federal de Lavras (UFLA). O evento realizado entre os dias 9 e 12 de maio. Confira a palestra!

Actas de las conferencias y posters presentados

Neste webinar foram apresentadas algumas técnicas para avaliar o modo de ação de fertilizantes. As vantagens e as limitações destas ferramentas na predição do desempenho agronômico e do eventual impac ...

Dan Davidson著, 谢玲 译 涂仕华 校 伊利诺伊州，布卢明顿（2017年2月27日）― 大豆不仅需要氮素，而且需求量很大，因为大豆属于蛋白质作物，其蛋白质含氮达16%。近几十年来，我们一直都依赖大豆自身的固氮能力来满足其对氮素的需求。是的，大豆能固定很多氮，其余部分由土壤提供。但是，当大豆产量提高到4. 76-5.

Presentación realizada por el Ing. Agr. Adrian Correndo en el Taller Agronómico de Problemas Específicos (TAPE) sobre Nutrición Mineral y Fertilización de Cultivos.

Nutrient replacement strategies

大豆氮素：这是我们目前所知的 Source: ILSOYadvisor. com Article. www. ilsoy. org By Dan Davidson 伊利诺伊州，布卢明顿（2017年2月27日）― 大豆不仅需要氮素，而且需求量很大，因为大豆属于蛋白质作物，其蛋白质含氮达16%。近几十年来，我们一直都依赖大豆自身的固氮能力来满足其对氮素的需求。是的，大豆能固定很多氮，其余部分由土壤提供 ...

Field work undertaken in association with Southern Farming Systems.

Terry Wyciskalla著, 谢玲 译 涂仕华 校 当人们谈论养分对水质危害时，氮和磷总是首当其冲。美国联邦饮水标准规定:饮用水中的NO3-N(N)含量的最高不能超过10mg/L。这些硝态氮必需通过城市水处理设备除去。因此，我们只能在爱荷华州、伊利湖(Erie Lake)和切萨皮克湾(Chesapeake Bay)地区能看到这一问题。 就磷来说，问题要难一些。首先，用于工业、农业及牲畜养殖 ...

Youtube video available

Dr. Luís Prochnow, diretor do IPNI Brasil, fala a respeito do tema Segurança Alimentar e do grande desafio na produção dos alimentos nos próximos 40 anos.

The main objective of this project is to understand current crop nutrition practices in Coffee in Vietnam, with the aim to use the insights and develop based on them field trials that support and prom ...

This is an incubator project that identifies and then tests new ideas for research and market development.

Dans le cadre de ses activités au Maroc, IPNI North Africa a organisé en collaboration avec la chambre d'agriculture de la region de Beni Mellal - Khenifra une journée sur la fertigation au profit des ...

Mike Stewart著, 谢玲 译 涂仕华 校 用于牲畜饲草和食用的冬小麦 — 或两用小麦的生产 — 在(美国-加拿大)南部大平原很普遍，其种植面积随着北移而减少。两用小麦体系在德克萨斯州和俄克拉荷马州发展得很好，因为那里的温度有利于小麦在冬季生长 — 冰雪覆盖相对较少，喜温的小麦长势很好，而且大多数种植户还具有养殖牲畜的经验。 美国农业部没有两用小麦的种植面积记录.

Dr. Casarin discutiu como usar técnicas de adubação foliar para tirar vantagem da capacidade da planta para absorver micronutrientes pelas folhas.

Technical report released September 2016

Simposio Manejo 4R en el XXI Congreso Latinoamericano de la Ciencia del Suelo

Foi realizado na cidade de Luís Eduardo Magalhães, um importante evento técnico no período de 6 a 8 de outubro no Sindicato dos Produtores Rurais. Dr. Valter Casarin, Diretor Adjunto do IPNI Brasil pa ...

Streaky Bay, South Australia, 2014

Temora, NSW, 2014

Results of a survey of 500 fields over 5 years

Potassium for pastures

Simpósio realizado nos dias 27 e 28 de Setembro de 2016, Poços de Caldas-MG. Foi apresentado e discutido localmente as boas práticas de manejo dos nutrientes de plantas na cultura do café.

O IPNI Brasil organizou um painel sobre boas práticas do uso de fertilizantes em pastagens no IV Encontro de Adubação de Pastagens organizado pela Scot Consultoria e Tec-Fertil, ocorrido em Ribeirão P ...

Soil testing is a key strategy in the efficient use of expensive fertilizer and other nutrient inputs, ensuring that the mix of nutrients applied match the fertility status and crop demand for the lik ...

4R养分管理案例分析1 氮肥施用时间与比例显著影响冬油菜产量 油菜是我国的第一大油料作物，也提供了最大比例的食用油。我国油菜种植范围很广但主要集中在长江流域。春油菜在北方栽培而冬油菜在南方。冬油菜生育期长，最长可达9个月。因此，正确的施肥时间与施用比例对油菜高产至关重要。表1 是在江西开展的油菜施肥时间与施用比例的田间试验产量结果。施肥量为.

Scott Murrell著, 谢玲 译 涂仕华 校 目前玉米价格低迷，许多生产者提出这样尖锐的问题：此时他们如何管理养分？以下是一些建议，让他们在保证产量的同时尽可能降低肥料投入，从而获得更多所需回报。 考虑土壤现有养分状况。利用土壤中已有的养分优势。土壤测试结果对我们决定应当施用哪种养分，施用多少量能提供最佳指导。 考虑本农场或邻近农场的养分供应。如果你s.

Presentación realizada en el XXIV Congreso de AAPRESID en el Simposio "Simposio de nutrición de cultivos: ¿Cómo podemos mejorar el diagnóstico de la nutrición de los cultivos en la región pampeana?" e ...

Presentado por Adrián Correndo en el 2do Seminario CPIA de BPA "Manejo de Suelos y Nutrición de Cultivos", en la Bolsa de Cereales, Buenos Aires, Argentina.

Yes - No - Wait

July 18, 2016. Penang, Malaysia – International Plant Nutrition Institute (IPNI) is pleased to announce the release of android-based versions of Nutrient Expert® for crops and geographies, i. e. , mai ...

Presentación en la Jornada de Actualización Técnica de Bunge realizada en Mar del Plata (Buenos Aires) el 3 de Junio de 2016.

Jun 22, 2016. Penang, Malaysia – The International Plant Nutrition Institute - Southeast Asia Program (IPNI SEAP) and PT Community Solutions International’s Cocoa Care Program, a scalable sustainabili ...

Tom Bruulsema著, 谢玲 译 涂仕华 校 2015年是国际土壤年。全世界各地的机构组织都在关注土壤在维持人类健康方面的关键作用。我们绝大多数的食物是生长在土壤上，而土壤的肥力决定了食物的大部分营养价值。 人类营养仍然处在危机之中。尽管从1990年起全球饥饿下降了21%，但至少有8. 05亿人类仍处于饥饿状态。在5岁以下的儿童中，1.

Souk Sebt, Jeudi 21 Avril 2016

Adrián A. Correndo y Fernando O. García

A importância dos fertilizantes no atendimento à demanda mundial por alimentos e a utilização das Boas Práticas de Manejo na produção agrícola.

Dr. Eros Francisco ministrou palestra sobre adubação de pastagens para alunos do curso de agronomia da Universidade Federal de Rondônia em Rolim de Moura-RO.

Dr. Luís I. Prochnow, Diretor do IPNI Brasil, em entrevista ao programa ClimaTempo

Location: Krasnodar Krai, Southern Federal District. Objectives: 1) Optimize the rates of S-containing fertilizers (NPKS and NPS). 2) Optimize the N sources for top-dressing in winter barley and winte ...

O IPNI Brasil apresenta a versão em português do vídeo sobre o manejo 4C (aplicação da fonte certa, na dose certa, na época certa e local certo), para minimizar a emissão de gases do efeito estufa. Os ...

Brazil is an important beef producer and world exporter with a herd size of over 210 million heads that occupies 170 million hectares of pasture. National stocking rate is about only 1 head/ha in resp ...

The 3-years project was established on the leading regional dairy farm with crop area under forages grasses and legumes 2 600 ha and 4 110 heads of cows. This project has a special focus on intensific ...

This project delivers training on the application of 4R principles in all stages of the oil palm production cycle from the initial nursery stage to the productive mature stage.

We implement a project that adds value and strengthens activities of IPNI, Cocoa Care and fertilizer industry partners in sustainable intensification of cacao production systems. Specifically, we exec ...

Dans le cadre du projet Agrium et en ouverture de la campagne agricole 2015-2016 IPNI Afrique du Nord a organisé des journées de sensibilisation et d'information au profit des agriculteurs des zones c ...

关于召开化肥零增长下养分高效利用国际学术研讨会会议三轮通知 各有关单位、各位专家、学者： 2015年农业部制订了《到2020年化肥使用量零增长行动方案》，提出力争到2020年主要农作物化肥使用量实现零增长。为凝练当前化肥减施中的重大科学需求、借鉴发达国家化肥减施中的成功经验，以及交流肥料高效利用中的最新进展，中国植物营养与肥料学会化学肥料专业委员会 .

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K test strips on pastures

Following the market development work in Queensland over the past few years, there are several areas that are proposed for attention during 2015. Monitoring of the Queensland sites will be continued w ...

Dr. Eros Francisco

Summary of HRZ omission trials treatments and seasonal conditions

Lors de sa visite en Algerie au mois de Mai 2015, Dr Hakim Boulal Directeur executif de IPNI Afrique du Nord a entamé une visite dans la région de Tiaret connue comme l'une des plus importantes région ...

En el presente informe se reportan los resultados de los ensayos de la Red de Nutrición de Largo Plazo correspondientes al cultivo de Trigo de la Campaña 2014/15, desarrollado en tres sitios bajo rota ...

Presentación realizada en el Congreso Mercosoja 2015 organizada por EMBRAPA en Florianopolis (Brasil), 22-25 de Junio de 2015.

Dr. M.Rusan

Dr. Eros Francisco

Ing. Agr. Adrián A. Correndo – IPNI Cono Sur

Dr. Gabriel Esposito – Facultad de Agronomía y Veterinaria (UNRC)

Module/case study for 4R nutrient stewardship

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棉花分布在全国25个省份，面积超过7500万亩，皮棉总产量达650万吨。北方棉区主要分布在新疆、河南、河北、山东，面积和产量占全国的2/3以上，使农民增收的主要经济作物之一。对棉花高产优质至关重要，但北方棉区施钾量不足。这篇文章着重阐述了棉花生产中按照正确的品种、正确的用量、正确的施肥时期和施肥方法的4R养分管理措施进行钾肥管理对棉花产量、品质和经 .

马铃薯是继水稻、小麦和玉米后第四位粮食作物。全球1/3的马铃薯来自发展中国家。我国是世界上最大的马铃薯生产国，2013年产量达到9594万吨，其中2/3产于6个省份，即内蒙古、甘肃、四川、贵州、云南和重庆。肥料用量低且不平衡是马铃薯产量低和品质差的主要原因之一，而且西南地区马铃薯种植区很大一部分在山区和高原地区，限制产量的因素复杂多样。土壤养分含量低 .

在广东开展的控施尿素田间试验中，测试了普通尿素与控释尿素不同用量和施用时间对香蕉生长的影响。发现在所有处理中，控释尿素分三次施用香蕉生长速度最快，抽蕾率最高(85%)。对普通尿素来说，在同一时期内缺N处理的抽蕾率为11. 1%，分2次施用处理的抽蕾率为62. 9%，分3次施用处理的抽蕾率为74.

The role of boron

Plus de 120 participants ont répondu presents à la journée de sensibilisation sur le concept du 4R pour la bonne gestion de la nutrition minérale du blé organisée par le programme IPNI Afrique du Nord ...

Results from Chelmsford experiment.

First output from the project.

A study was undertaken with the scientists of PJTSAU considering the following objectives. 1. To determine farmer typologies through implementation of rapid rural surveys in maize growing ecologies of ...

Rice-upland crop rotation is one of the most important cropping systems in China. To increase fertilization efficiency in these rotations, improve farmland soil fertility and reduce the risk of non-po ...

Response of spring rapeseed to S-containing fertilizer is studied in on-farm field experiments.

A study wan undertaken with the objective of To characterize and assess fertility status of soils in intensive cotton and soybean growing areas of North-Eastern region in Karnataka To study the respon ...

En préparation à la nouvelle campagne agricole 2014-2015, le bureau IPNI Afrique du Nord a organisé durant le mois d'octobre 2014 des journées de sensibilisation sur la bonne gestion des éléments nutr ...

Lessons from Australia, US Canola Association Research Conference.

Nutrient imbalance following over- and under-application of some nutrients has restricted sunflower production in Northwest China. A review of research demonstrates how the 4R Nutrient Stewardship app ...

Abstract: Due to high economic returns of vegetable production, overdosing fertilizers is quite common in the vegetable bases in China. Thus, the purpose of this study was to determine the optimal fer ...

Dans le cadre de ses activités en Afrique du Nord, le bureau regional de IPNI en Afrique du Nord a organisé le second atelier sur le modèle de prise de decision en fertilisation '' Nutrient Expert". C ...

D Nash, P Riffkin, R Harris, A Blackburn, C Nicholson, M McDonald.

by A.A. Khristenko

S Speirs, M Conyers, D Reuter, K Peverill and R Norton

GRDC Grower Updates, Kimba, Cummins, Naracoorte

This Manual contains information on soil and plant sampling and analysis, as well as recommendations for selecting appropriate fertilisers for field crops, vegetables, fruit and viticulture. The most ...

Los 4 Requisitos (4Rs) del Manejo Responsable de Nutrientes son aplicar la fuente de nutrientes correcta, a una dosis correcta, en el momento correcto y el lugar correcto. EL Manejo Responsable 4Rs es ...

Time, Rate, Place and Source - get them all Right.

Project summary and access to the data interrogator

Presentación realizada en el Simposio Internacional IPNI Brasil-IPNI Cono Sur, Foz do Iguacu (Brasil), 20-21 de Mayo de 2014.

Introduction: Modern corn hybrids have a “functional stay green” capacity whereby their leaves not only stay green longer during the grain filling period, but also maintain their photosynthetic capaci ...

Since the mid-1990s, the frequency and extent of algal blooms and loadings of dissolved phosphorus (P) in the Western Lake Erie Basin (WLEB) have been on increasing trends. Agricultural crop managemen ...

This project was started with the aim of understanding current fertilization practices of maize-growing farmers in eastern India and provide better recommendations to improve return on investment for ...

This 3-year project has a special focus on optimization of fertilizer K rates for crops with high response to K, such as sugar beet, grain maize, rape, and soybean.

The Longerenong Cropping challenge gives local advisers the opportunity to put their agronomic skills on show by managing a crop within a three year cycle of canola, wheat and then chickpeas. The plot ...

Paper presented at the Adelaide GRDC Advisor Update

A study was undertaken in the farmer fields growing soybean in Northern Karnataka with the following objectives 1. To assess the fertility status of soils in soybean growing areas of Northern Karnatak ...

This project is studying the effects of different farming systems on soybean yield in major production regions of the Americas. The specific research objectives are to: 1) quantify soybean yields acro ...

A total of 24 KVKs across three states of this zone have conducted the NE® trial supported by IPNI. These KVKs are of Bihar, Jharkhand, and West Bengal. The common experimental design for all implemen ...

Nutrient Expert Rice was developed to evaluate and validate fertilizer recommendation method based yield response and agronomic efficiency as compared with soil testing and farmer's practice

Nutrient Expert Rice was developed to evaluate and validate fertilizer recommendation method based yield response and agronomic efficiency as compared with soil testing and farmer's practice

This project will address these increasing concerns and speculation in a three pronged approach for all six micronutrients named in the tender (Mn, Zn, Cu, B, Mo, Fe) for all cropping regions in Austr ...

The High Rainfall Zone in southeastern Australia has high yield potentials for wheat and canola, but growers are faced with challenges about resource allocation in a relatively new and rapidly evolvin ...

Potassium concentrations in irrigation waters varied greatly across different locations in India (spatial), different times of the year (temporal), and different sources of irrigation used.

On-farm and on-station trials showed that balanced fertilisation (i. e. , applying the right rates of N, P, K, S, Zn, B, and Ca) helped in maximising groundnut yield, nutrient uptake, and farmer profi ...

Emerging data from on-farm and on-station experiments in the rice-maize systems in India and Bangladesh have revealed very high system productivity and high responses of maize and rice to applied K.

Potassium application led to increases in tuber yield, plant growth characteristics, tuber quality, K uptake and maintenance of available K in soil under cassava.

Argentina sites - Balcarce and Oro Verde

Approved by GRDC

The Longerenong challenge gives local crop advisors the opportunity to put their agronomic skills on show by managing a crop within a three year cycle within a replicated experiment. Outcomes are asse ...

During the last 15 years in Russia, both nutrient rates and ratios were changed with a decline in the relative share of phosphate and potash fertilizers relative to N fertilizer. The adjustment of nut ...

Background/Justification Eastern India is one of the most populous and intensively cultivated regions in the world. Farming in Eastern India is characterized by small landholders. Typically low resour ...

By 2070, atmospheric carbon dioxide (CO2) concentration is expected to double that observed in 1950. In this higher CO2 world, the sustainability of global crop production may be in jeopardy unless cu ...

Figures from Karlen et al. 1988. Agron. J. 80:232-242.

The project was initiated to assess the yield responses to N, P and K fertilizer application in different Bt cotton growing farmer fields and also understand the extent of indigenous nutrient supplyin ...

The project was initiated to develop and validate the Nutrient Expert for Maize, a site specific fertilizer recommendation tool for maize, in different maize growing areas of Bangladesh. The results f ...

IPNI China program is encouraging the use of crop nutrient management expert system in China, Since 2013, supported by IPNI China program, the project cooperators in the Soil and Fertilizer Institute, ...

Assessment of soil test and K responses for wheat and canola in southern Victoria.

Elevated atmospheric CO2 affects growth and yield which then affect processes controlling the supply and losses of N to sustain these increases. This research was undertaken to measure the effects of ...

Nutrient Expert-based Fertilizer Recommendation for Winter Wheat and Spring Maize in Henan, 2011. This study was conducted to validate Nutrient Expert (NE)-based fertilizer recommendations for winter ...

Pearl millet-wheat is a common cropping system in dryland areas of India. However, system yields are often low due to inadequate and unbalanced nutrient application to the crops. This study was initia ...

Wheat response to nitrogen fertilizer management

The project has the following goals: a) determine optimal potash fertilizer rates for major crops in crop rotation that have a high demand for potassium, b) evaluate the validity of currently used soi ...

Time by rate of N for canola

R&D TARGET SPECIFICATION Evaluation of the potassium status of Ukrainian soils on the basis of modern soil diagnostic techniques and development recommendations for the rational and efficient applicat ...

Ecological Intensification is compared with grower fertilizer practice in maize–soybean (chickpea since 2015) crop rotation at the A-site. Crop response to N is studied in both systems too. Actual asp ...

Earlier research in Alberta and North Dakota showed that using larger granules of urea compared to regular sized ag-grade urea was a means of increasing crop yield and reducing the potential for denit ...

Five experimental sites were established at Alta Verapaz to initiate a site-specific management project in farm fields within the highlands of Guatemala. A simple experiment was designed to compare a ...

It is known that N demand is lower under eCO2 and this reduces the rate at which N is cycled through the soil/plant system. The low availability of N progressively suppresses the positive response of ...

Information generated from this project would help develop soil based coefficients on allowable draw down of soil K reserves, which can be used with Nutrient Manager for rice and maize in the determin ...

The collation of 5000 field experiments on crop fertilizer responses from across Australia.

Long term crop responses to applied N and P.

A glasshouse experiment comparing the rate and time of K application on wheat, canola and lupins.

How will elevated carbon dioxide affect wheat grain macro and micro nutrient concentrations and grain functional properties.

Prevalence of yield gaps, multiple nutrient deficiencies and low nutrient use efficiencies in rainfed region helped in initiating this project. The project was aimed at establishing strategies for imp ...

A demonstration of K responses in dairy pastures

This project aims to (1) develop, test, and refine new versions of Nutrient Expert (NE) for new crops and new geographies in Asia and Africa, (2) conduct field trials and build agronomic database for ...

Seven different clones of willow grown as a potential bio-fuel crop were evaluated in their response to irrigation and N, P, K and S fertilization. After three growing seasons, prior to harvesting the ...

The project was initiated to assess the effect of contrasting tillage practices on nutrient supplying capacity of soils in the Lower-Gangetic Plains region of India, and utilize the information genera ...

English

The experiment was conducted in the 2009 field season at a field site in West Central Saskatchewan in the Dark Brown soil zone near Kindersley, SK. The trial evaluated the yield response of canola (fo ...

Project was initiated in 2009 to test how the performance of ecological intensification (EI) compares to that of current farmer practice (FP)

How will high carbon dioxide concentrations affect the cycling of nitrogen in crop production systems.

English

The project has been focusing on Nutrient Expert based fertilizer recommendation since 2010

Weed biodiversity is one of the indicators of farmland ecological environment and greatly affected by different fertilization patterns. This research program was to study weed community under differen ...

The project aims at developing principles and increase knowledge on effective nutrient management for rice and wheat in current production systems and in emerging conservation agriculture (CA) based s ...

There are increasing questions regarding different liquid and granular products in their seed-row efficacy at ultra low rates, etc. One of the practices we are most concerned about is the marketing an ...

Assess the impact of consistent management, tilled vs no-till, straw removed or not, and N application rate on soil quality using physical, chemical and biological properties at Ellerslie and Breton, ...

This project involves a series of on-farm field experiments with a common protocl looking for grain yield response to N, P, S, and other nutrients.

English

A project assessing the stratification of no-till cropping compared to conventional reduced tillage under Montana, semi-arid conditions. Stratification of Olsen P was relatively similar among 1-yr NT, ...

A study done to improve our ability to predict when P starter fertilizer is required by crops and identify management practices and fertilizer sources that may improve early season P availability to c ...

The project has been focusing on Nutrient Expert based fertilizer recommendation since 2011

The project has been focusing on Nutrient Expert based fertilizer recommendation since 2011

The project has been focusing on Nutrient Expert based fertilizer recommendation since 2010

The project has been focusing on Nutrient Expert based fertilizer recommendation since 2010

English

Assessed the effect of phosphorus management on potato yield and quality under Manitoba’s irrigated production systems.

Determine how important maintenance fertilizer management is to maintain timothy stands and quality. Also whether additions of the micronutrient Cu are beneficial in maintenance of green color in timo ...

Assess the rate of P application from various P sources having different inherent cadmium levels, on Cd uptake and Cd concentration of harvested grain from crops in western Canada.

Examine the individual and combined impact of three types of crop inputs: fertilization, crop protection and genetic potential for yield for canola (oil rapeseedl).

As lignans are derived from phenylalanine, an amino acid found in protein, it is logical to ask the question of the effect of nitrogen and/or phosphorus fertilizers on the final concentration of SDG i ...

A study to identify mineral nutrient removal in the harvested portion of crops grown in western Canada.

English

Assess foliar application of mono potassium phosphate (MKP) to enhance phosphorus nutrition of wheat.

English

On-farm field experiments establish as a long-term network in 2000, to evaluate responses to N, P, and S in wheat, soybean, and maize in the southern Santa Fe and Southeastern Cordoba regions. Evoluti ...

Develop fertilizer management strategies which optimize fertilizer use efficiency for oats in the eastern sub-humid Prairie.

To determine the influence of balanced fertilization on forage production, longevity of alfalfa stands, weed population and disease severity.

Develop recommendations for pulse growers in optimizing rhizobial and/or P-solublizing inoculants and fertilizer P for direct-seeding of kabuli and desi chickpeas and lentils in the semiarid regions o ...

Evaluate K and S additions on the yield and quality of Canary Seed production at five locations in Saskatchewan, Canada.

English

Crop responses to K on many western Canadian soils, even on soils testing high in K, have many people questioning the soil testing procedures used and/or the method by which K varies within fields. Us ...

This research was initiated to determine whether higher yielding hybrid rapeseed (canola) varieties require a higher level of management to express higher yields, compared to older open pollinated can ...

A series of experiments to determine if adding KCl to side-banded urea would increase the safety to the seedlings against the toxic effects of side banded urea, regardless of the separation between th ...

Effect of Boron Fertilization on Alfalfa Production, 1998 This research in northwestern Montana is evaluating the potential benefits to boron (B) applied across different phosphorus (P) fertility leve ...

Determine the need and possible benefits of both S and B fertilization, as well as the interaction of these two nutrients, on rapeseed (canola) growth and yield in NE Saskatchewan.

Determine the response of hard red spring wheat to KCl addition at the landscape scale in a typical Dark Brown (Weyburn) loam soil in southern Saskatchewan.

Research investigating if polymer coated KCl will enhance the nutrient use efficiency of K and Cl, and reduce the damaging effect of higher rates of seed placed fertilizer.

Assess the impact of fertilizer placement on weeds in no-till seeding systems.

Assess the benefit of chloride application to winter wheat varieties that display physiological leaf spot symptoms thought to be chloride deficiency.

Research results indicate that side-banding N with P at seeding will work well in flax production if there is good separation between the seed and fertilizer.

English

Results of the last 3 years indicate that a combination of soil and tissue tests provide the best option for predicting P response in alfalfa. However, neither worked well for K.

A study to assess the rate of hydrolysis of polyphosphates placed in starter bands near seed row furrows.

To evaluate the use of Diagnostic Recommendation Integrated System (DRIS) analysis on three high value crops - irrigated alfalfa, irrigated corn, and greenhouse cucumbers.

Barley and canola was grown at 46 sites in Alberta to evaluate response to P fertilizer and determine the ability of various soil test P methods to predict crop response.

Evaluate the factors affecting cycling of P in soils as influenced by the soil microbial population in different selected soils.

Document and summarize the scientific literature concerning ground water nitrate problems in Western Canada and provide a baseline for future studies.

For optimum economic returns, fertilizer applications should be managed to apply sufficient N to attain the highest possible yield, without increasing protein content beyond the acceptable levels. For ...

An early ground breaking research project assessing chloride nutrition of winter wheat in Montana.

Assess the chloride fertility status of Manitoba soils and determine the effects of chloride fertilization on plant nutrition, plant disease and yield of wheat and barley.

Assess agronomic management requirements to achieve high yielding canola.

Assessing the effect of moisture availability and supply on barley growth and yield.