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Chapter 227

The effect of nitrogen, phosphorus and copper on grain yield of wheat on a copper deficient soil

Wapakala, W.W.

East African Agricultural and Forestry Journal 38(3): 229-240

1973


ISSN/ISBN: 2313-450X
DOI: 10.1080/00128325.1973.11662585
Accession: 000226998

In a glasshouse trial in 1966 and in field trials in 1967-9, wheat was given various rates of N, P and Cu. The optimum ratio of P:Cu for maximum grain and straw yield was 2:1. Increase in rate of applied P increased grain yield, but reduced plant uptake of N and Cu and grain N and Cu content.

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