(1989). Nutrient management for food crop production in tropical farming systems. Haren, The Netherlands: Institute for Soil Fertility.
シカゴスタイル引用形Nutrient Management for Food Crop Production in Tropical Farming Systems. Haren, The Netherlands: Institute for Soil Fertility, 1989.
MLA引用形式Nutrient Management for Food Crop Production in Tropical Farming Systems. Haren, The Netherlands: Institute for Soil Fertility, 1989.
警告: この引用は必ずしも正確ではありません.