What will come in place of (?), in the given expression.

Botanical name of Lemon grass :

In terms of analytical scope, farm management is primarily concerned with decision-making at the:

Which soil-forming factor is classified as “active”?

A portal to resolve farmers and stakeholders problems 

_______ is the most widely used chemical for promoting seed germination.

In substrate level phosphorylation which product is formed?

Layers start laying eggs commercially from 18-19 weeks of age till ____ age. 

Regarding viral genetic material, which statement is correct?

Viability of recalcitrant seeds can be preserved for longer duration by:

Farming in humid regions with growing period more than 120 days