Select the option that is related to the third

Saline soils could be improved by:-

Water held between tension of 1/3bar to 31 bar in soil is classified as ____

Which one of the following soil orders has the highest area in India?

The Fertilizer (control) order came into force in

Heaviness and lightness of soil refers to

Match the following:

What soil moisture constant refers to the capacity of soil to retain water against the downward pull of gravity?

Reward of land is

 ____ soil is also called as regur soil or the soil in which predominant crop grown is Cotton.

………………………….. is designed to break up hard layers or pans without bringing them to the surface.