Which is the largest desert in the

…………………..measures the proportion of cation exchange sites occupied by sodium.

According to the mobility of element in soil; which of the following is considered as Immobile in soil.

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

Which soil type covers the maximum area in India?

The water that is held mostly by soil colloids and it is mostly non-liquid or moves in vapour form, the soil water is termed as

Saline soils could be improved by:-

What is the term used for the study of soil in relation to higher plants?

Choose the best answer from the following options

Match the following:

Which class of seed is exempted from certification?