Nutrient balances and the need for fertilizers in semi arid and arid regions
International Potash Institute
Nutrient balances and the need for fertilizers in semi arid and arid regions - Switzerland International Potash Institute 1983 - 394p
ENGLISH
631.8 / IPI
Nutrient balances and the need for fertilizers in semi arid and arid regions - Switzerland International Potash Institute 1983 - 394p
ENGLISH
631.8 / IPI