Vol. 13, Issue 2, November 1999
Release of Native and Non-Exchangeable Soil Potassium and Adsorption in Selected Soils of North China (China)
Cheng Mingfang, Jin Ji-yun, and Huang Shaowen
Identifying Fertilization Needs for Soybean in Argentina
F.H Gutiérrez-Boem, J.D. Scheiner, and R.S. Lavado
Phosphorus and Potassium Interactions in Acid Soils of the Eastern Plains of Colombia
Luis A. Léon
Research Notes: Effect of Potassium on Yield and Quality of Potato (India)
Beneficial Effects of Potassium Application on Upland Soils of Hunan Province (China)
Zheng Shengxian
Long-term Changes in Soil Fertility and Fertilizer Efficiency under Different Fertilizer Practices (China)
Zheng Tie-jun
Part A: Potassium for Yield and Quality of Mulberry Leaf in Relation to Silkworm Cocoon Production (India)
M.A. Shankar and S.A. Sriharsha
Part B: Effect of Applied Nitrogen and Potassium on Mulberry Leaf Yield and Quality in Relation to Silkworm Cocoon Characters (India)
M.A. Shankar and B.T. Rangaswamy
Cashew Nuts in North Queensland Respond to Phosphorus and Sulfur Fertilizers (Australia)
Noel J. Grundon
Nitrogen Fertilization and Plant Nutrient Status Monitoring - the Basis for High Yields and Quality of Broccoli in Potassium-Rich Vertisols of Central Mexico
J.Z. Castellanos, I. Lazcano, A. Sosa Baldibia, V. Badillo, and S. Villalobos
The First of Our Human Rights
Mark D. Stauffer