The optimum seed rate (kg/hectare) for getting desired population of castor is

A. 12 - 15 kg/hectare

B. 18 - 20 kg/hectare

C. 20 - 25 kg/hectare

D. 25 - 30 kg/hectare

Answer: Option B

Solution(By Examveda Team)

The optimum seed rate of castor plantations is approximately 18 - 20 kg/hectare for the desired population. Plant population and arrangement in the cropping system should be properly designed to maximize the seed yield of short height genotypes of castor.