Pages from diapo_1-10.pdf
- 1. Nutrient omission trials
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Evaluate responses to N, P and K, and meso- & micro-nutrients:
SSR
Half
NPK
NPK
½K+NP
1m
2m
PK
½N+PK Control
NPK+S+
Ca+Mg+
Zn+B
NK
1m
2m
½P+NK NP
NPK
NPK Control
NPK+S+
Ca+Mg+
Zn+B
NK
PK
Half
NPK
NPK
NP
1m
1m
2m
2m
NOT-1: nutrient omission
NOT-2: nutrient omission +
fertilizer response