A) wheat
B) rice
C) gram
D) potato
Correct Answer: A
Solution :
Norman Borlaugh (1863) of Mexico produced triple dwarf wheats popularly called as Mexican wheat. It had high yields, resistant to lodging of common pathogens and pests, responsive to inputs and with smaller growth period. To check grassy stunt virus, Dr. Gurdev Singh Khush crossed 13 rice varieties from six countries and Oryza nivara to produce early maturing high yielding and resistant variety IR-36.
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