Nutricion de plantas

BETTER CROPS W P F
ITH LANT OOD
A Publication of the International Plant Nutrition Institute (IPNI) 2012 Number 3

In This Issue...

Focus Issue: Nutrient Management for Wheat

The Contribution of Long-term Study to Wheat Crop Management

The Diversity of N Use Efficiency in Wheat

Are Wide-scale Grain Nutrient Concentration Values Adequate for Nutrient Budgeting?

Also:

ManagingNutrient for Wheat in a Variable Climate Optical Sensor-based N Management on the Indo-Gangetic Plains
...and much more

www.ipni.net

BETTER CROPS
WITH

PLANT FOOD

C O N T E N T S
Applying 4R Nutrient Stewardship to Wheat Terry L. Roberts and Rob Norton Nutrient Deficiency Photo Application for iPhone/iPad Released Global Wheat Production and Fertilizer Use Steve Phillips and RobNorton Improving Soil Fertility and Wheat Crop Management Through the Long-term Study of Cereal Crop Rotations Brian Arnall and Fernando García The Diversity of Nitrogen Use Efficiency for Wheat Varieties and the Potential for Crop Improvement Malcolm J. Hawkesford How Will Climate Change Affect Wheat Nutrition in Australian Cropping Systems? Shu-kee Lam, Deli Chen, Roger Armstrong, and Rob NortonNutrient Management for Wheat in a Variable Climate Rob Norton Optical Sensor-based Nitrogen Management for Irrigated Wheat in the Indo-Gangetic Plains Bijay-Singh, R.K. Sharma, Jaspreet-Kaur, M.L. Jat, K.L. Martin, Yadvinder-Singh, Varinderpal-Singh, H.S. Thind, H.S. Khurana, M. Vashistha, W.R. Raun, and R. Gupta Topdressing Nitrogen in Modern Winter Wheat Varieties B.I. Sandukhadze and E.V.Zhuravleva 3 3 4 7

Vol. XCVI (96) 2012, No. 3
Our cover: Close up shot of wheat heads ripening in a field in Russia. Photo by Rob Norton Editor: Gavin D. Sulewski Assistant Editor: Danielle C. Edwards Circulation Manager: Carol Mees Design: Rob LeMaster INTERNATIONAL PLANT NUTRITION INSTITUTE (IPNI) S.R. Wilson, Chairman (CF Industries Holdings, Inc.) M. Ibnabdeljalil, Vice Chairman (OCP S.A.) J.T.Prokopanko, Finance Committee Chair (The Mosaic Company) HEADQUARTERS—Norcross, Georgia, USA T.L. Roberts, President S.J. Couch, Vice President, Administration B. Green, IT Manager W. Hollifield, Administrative Assistant B. Rose, Statistics/Accounting C.S. Snyder, Nitrogen Program Director, Conway, Arkansas ASIA AND AFRICA GROUP—Saskatoon, Saskatchewan, Canada A.M. Johnston, Vice President L.M. Doell,Corporate Secretary and Administrative Assistant H.S. Khurana, Agronomic and Technical Support Specialist China Program—Director and Deputy Directors Ji-yun Jin, Beijing–Northeast Ping He, Beijing–Northcentral Shutian Li, Beijing–Northwest Fang Chen, Wuhan–Southeast Shihua Tu, Chengdu–Southwest South Asia Program—Director and Deputy Directors K. Majumdar, Gurgaon–North & West T. Satyanarayana,Secunderabad–South S. Dutta, Kolkata–East Southeast Asia Program T. Oberthür, Penang, Malaysia, Director North Africa Program Mohamed El Gharous, Settat, Morroco, Consulting Director Sub-Saharan Africa Program Shamie Zingore, Nairobi, Kenya, Director AMERICAS AND OCEANIA GROUP—Brookings, South Dakota P.E. Fixen, Senior Vice President, and Director of Research P. Pates, Administrative Assistant NorthAmerican Program—Directors T.W. Bruulsema, Guelph, Ontario–Northeast T.L. Jensen, Saskatoon, Saskatchewan–Northern Great Plains R.L Mikkelsen, Merced, California–Western T.S. Murrell, West Lafayette, Indiana–Northcentral S.B. Phillips, Owens Cross Roads, Alabama–Southeast W.M. Stewart, San Antonio, Texas–So. and Central Great Plains Brazil Program—Director and Deputy Directors L.I. Prochnow,Piracicaba, Brazil–South and Southeast V. Casarin, Piracicaba, Brazil–North and Northeast E. Francisco, Rondonopolis, Brazil–Midwest Northern Latin America Program R. Jaramillo, Quito, Ecuador, Director Mexico and Central America Program A.S. Tasistro, Norcross, Georgia, Director Latin America-Southern Cone Program F.O. Garcia, Buenos Aires, Argentina, Director Australia and New Zealand Program R....