Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 18th
Inter. Potash Inst.
Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 18th - Bern IPI 1984 - 360
631.8
Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 18th - Bern IPI 1984 - 360
631.8