In case of Zn deficiency in paddy, how much zinc sulphate should be applied in one hectare of soil?
A. 15 kg
B. 20 kg
C. 25 kg
D. 30 kg
Answer: Option C
A. 15 kg
B. 20 kg
C. 25 kg
D. 30 kg
Answer: Option C
Downy Mildew of Bajra caused by
A. C. fusiformis
B. S. graminicola (Sclerospora)
C. T. penicillica
D. All of the above
The criteria of essentiality of nutrients in plants was given by
A. D. J. Nicholas
B. Arnon and Stout
C. J. S. Kanwar
D. M. S. Swaminathan
A. Manganese
B. Boron
C. Zinc
D. Iron
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