Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 17th
Inter. Potash Inst.
Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 17th - Bern IPI 1983 - 394
631.8
Nutrient balances and the need for fertilizers in semi-arid and arid regions. Proc. 17th - Bern IPI 1983 - 394
631.8