Rojas, L. A., & Chaves, G. (2006). Effect of minimun and conventional tillage in bean (Phaseolus vulgaris L.) in the Northern Huetar Region in Costa Rica.
シカゴスタイル引用形Rojas, Luis Antonio, , Gerardo Chaves. Effect of Minimun and Conventional Tillage in Bean (Phaseolus Vulgaris L.) in the Northern Huetar Region in Costa Rica. 2006.
MLA引用形式Rojas, Luis Antonio, , Gerardo Chaves. Effect of Minimun and Conventional Tillage in Bean (Phaseolus Vulgaris L.) in the Northern Huetar Region in Costa Rica. 2006.
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