अनेक राष्ट्रों से

Blossom end rot in tomato is due to deficiency of ___

Which one of the following is the delta of crop if the duty of water for a base period of 120 days is equal to 1200 ha.?

Which of the following is not a benefit of seed hardening?

By providing favourable conditions in earth Metamorphosed limestone becomes :

What is the primary function of humus in soil?

Botanical name of Lemon grass :

The sulphur (S) containing mineral is:

An advance form of organizational design is .............................?

Ecology is the scientific study of the relationships between living organisms and their environment. Who first proposed the term "ecology"?

Ratio of Evapotranspiration to potential evapotranspiration is known as ………………