[The soybean: and the environment. cap. 3]

analyse de tissus azote besoin en eau climatic factors crecimiento croissance crop yield disponibilidad de nutrientes facteur climatique fosforo glycine max growth necesidades de agua nitrogen nutrient availability oligoelementos phosphore phosphorus plant soil relations plant water relations potasio potassium relaciones planta agua relaciones planta suelo relation plante eau relation plante sol rendement des cultures rendimiento de cultivos soil soil texture soil water deficit sol suelo temperatura temperature textura del suelo texture du sol tissue analysis trace elements venezuela water requirements