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2007 “Upon this handful of soil our survival depends. Husband it and it will grow our food, our fuel, and our shelter and surround us with beauty. Abuse it and the soil will collapse and die taking man with it.” >more
Past Updates |
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 Crop Nutrition PowerPoint Series
The Crop Nutrition Series of PowerPoint presentations features crop nutrition and management information prepared by IPNI North American Program scientific staff. Each presentation includes approximately 40 slides each, with extensive speaker notes and reference information. >more
 Effective Nutrient Management Decisions...Looking Beyond the Next Harvest
Effective Nutrient Management Decisions ... Looking Beyond the Next Harvest" is a presentation made August 10, 2006 by Paul Fixen, PPI Senior Vice President, and Fernando Garcia, PPIC Southern Cone Director, at the annual congress of AAPRESID in Rosario, Argentina. The presentation focused on the importance of considering long-term effects of phosphorus and organic matter management decisions on the sustainability and profitability of cropping systems. Data from the Pampas of Argentina and the Corn Belt of the U.S. were used to illustrate that these regions share characteristics and challenges to long-term sustainability. AAPRESID is the Argentina No-till Association. >more
This is a report of the phosphorus (P) and potassium (K) fertility of the soils of North America. The data used in this report were provided by 70 major North American public and private soil testing laboratories that analyzed 3.4 million soil samples submitted to them by farmers and their advisers for the purpose of determining the amount of plant nutrients to apply prior to the 2005 growing season. >more
 Decision Support Systems in Integrated Crop Nutrient Management
Presented to The International Fertiliser Society at a conference in Cambridge, England, on December 15, 2005. The paper illustrated by the slide set argues that simultaneous improvement in productivity and nutrient use efficiency will require sound nutrient management decisions supported by tools capable of delivering relevant science to the farm. >more
 Research Challenges from and for High Yield Growers
Given at the International Conference on Precision Agriculture Minneapolis, MN, July 26, 2004. >more
 Chloride Presentations at the ASA Meeting
ASA Symposium: Why is Chloride Fertilization Important for Small Grains? Click here for access to the following presentations: Does Chloride Deserve My Attention?, Chloride Research: What Have We Learned?, How Do We Manage Chloride? >more
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