Printable Version BETTER CROPS INTERNATIONAL 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 3 Identifying Fertilization Needs for Soybean in Argentina F.H Gutiérrez-Boem, J.D. Scheiner, and R.S. Lavado 6 Phosphorus and Potassium Interactions in Acid Soils of the Eastern Plains of Colombia Luis A. Léon 8 Research Notes: Effect of Potassium on Yield and Quality of Potato (India) 10 Beneficial Effects of Potassium Application on Upland Soils of Hunan Province (China) Zheng Shengxian 11 Research Notes: Response of Some Rabi Pulses to Boron, Zinc and Sulfate Application in Farmer Fields (India) 13 Long-term Changes in Soil Fertility and Fertilizer Efficiency under Different Fertilizer Practices (China) Zheng Tie-jun 14 Part A: Potassium for Yield and Quality of Mulberry Leaf in Relation to Silkworm Cocoon Production (India) M.A. Shankar and S.A. Sriharsha 18 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 20 Cashew Nuts in North Queensland Respond to Phosphorus and Sulfur Fertilizers (Australia) Noel J. Grundon 22 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 25 The First of Our Human Rights Mark D. Stauffer 28 Better Crops International 1999 #2 (372k)

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