Nutrient selection by decision analysis and expert systems
Fynn, R. Peter.
Nutrient selection by decision analysis and expert systems - St Joseph, Mich. : American Society of Agricultural Enginners, 1988 - 11 h.
6765
Cultivos en invernadero.
Diagnóstico foliar.
Pepino--Elementos minerales.
Nutrient selection by decision analysis and expert systems - St Joseph, Mich. : American Society of Agricultural Enginners, 1988 - 11 h.
6765
Cultivos en invernadero.
Diagnóstico foliar.
Pepino--Elementos minerales.