Write down the three advantages of high yielding varieties of crops.

Explanation

(i) Under green revolution semi-dwarf wheat varities (HYVs) like Kalyan, Sona and Sonalika were high yeilding and disease resistant.
(ii) Semi-dwarf rice varities like Jaya and Ratna which are high yielding were developed.
Advantages.
1. Higher yield 2. Better quality 3. Disease, insect and Pest resistance 4. Development of specific agronomic characters 5. Ability to grow in different seasons. 6. Dwarf varieties. 7. Early maturation.