+1 vote
in Irrigation Engineering by (75.2k points)
Which of the following is not an empirical method of determining consumptive use?

(a) Lowry Johnson method

(b) Penman’s equation

(c) Hargreaves method

(d) Inflow-outflow method

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I'm obligated to ask this question of Water Requirements of Crops topic in section Water Requirements of Crops of Irrigation Engineering

1 Answer

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by (106k points)
The correct choice is (d) Inflow-outflow method

Easy explanation: Inflow-outflow method is a direct method in which field observations are made and physical models are used for the purpose. Lowry Johnson, Penman, and Hargreaves method are all empirical methods.

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