OPSC AAO Practice Questions - OPSC Assistant Agriculture Officer Exam

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Calculate the land equivalent ratio (LER) for an intercropping system of maize and cowpea. The intercrop yields are: Maize = 3.0 t/ha, Cowpea = 0.8 t/ha. The sole crop yields are: Maize = 4.0 t/ha, Cowpea = 1.2 t/ha.

1.00 0.75 1.42 1.92

Correct Answer:

1.42

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