Dr. Ji-yun Jin of IPNI Honored with 2010 IFA Norman Borlaug Award,
Shamie Zingore Joins Staff of IPNI as Director of Africa Program
| 3 |
Managing Nitrogen for Economic Returns and Greenhouse Gas Reductions in Irrigated Cropping Systems (Colorado)
David W. Archer and Ardell D. Halvorson | 4 |
Zinc-Enriched Urea Improves Grain Yield and Quality of Aromatic Rice (North India)
Gulab Singh Yadav, Dinesh Kumar, Y.S. Shivay, and Harmandeep Singh | 6 |
Liming Requirement for Nitrogen Fertilizer-Induced Soil Acidity: A New Examination of AOAC Guidelines (North America)
S.H. (Norman) Chien, R.L. Kallenbach, and M.M. Gearhart | 8 |
Nutrient Deficiency Photo Contest - 2010
| 10 |
How Potassium Nutrition Can Suppress Soybean Aphids (North America)
Tom Bruulsema, Christina DiFonzo, and Claudio Gratton | 11 |
Benefits of Integrating Crops and Tropical Pastures as Systems of Production (Brazil)
Carlos A.C. Crusciol, Rogério P. Soratto, Emerson Borghi, and Gustavo P. Mateus | 14 |
Fertilizer Bands and Dual Effects of Nitrogen on Young Corn Plants (North America)
Jun Zhang, Alfred M. Blackmer, Tracy M. Blackmer, and Peter M. Kyveryga | 17 |
Learning from Long-term Experiments - What Do They Teach Us? (Australia)
Rob Norton, Roger Perris, and Roger Armstrong | 20 |
Magnesium: A Forgotten Element in Crop Production
Ismail Cakmak and Atilla M. Yazici | 23 |
Soil and Fertilizer Magnesium
Robert Mikkelsen | 26 |
IPNI Awards Available to Graduate Students and Scientists in 2010
| 28 |
Characteristics of Nutrient Uptake by Grape (Shaanxi, China)
Yan´an Tong, Wenjuan Ma, Yimin Gao, and Shulan Zhang | 29 |
Conversion Factors for U.S. System and Metric
| 31 |
The Roots of Nutrient Management
Robert Mikkelsen | 32 |
