TY - JA AU - Saltini,A. TI - Limiti biologici e produttivita agraria PY - 2000/// KW - Agricultural development KW - AGROVOC KW - Economic development KW - Genomes KW - India KW - Italy KW - Maize KW - Mexico KW - Zea mays KW - Hybrids T2 - Agriculture ER -