Regression analyses showed that the best relationship between solar radiation and pasture production of an irrigated trial cut on a fortnightly basis over 9 years was P = AR1BR2C where P was the pasture production and R1 and R2 the radiation during the cutting period and in the previous cutting period.
Research Article|October 01 1978
P.D. Fitzgerald; The Relationship between Irrigated Pasture Production and Radiation. Hydrology Research 1 October 1978; 9 (5): 263–266. doi: https://doi.org/10.2166/nh.1978.0013
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