____ soil is also called as regur soil or the soil in which predominant crop grown is Cotton.
Regarding the reclamation of saline soils, which of the following statement is/are correct?
Which of the following is a source of Boron?
Water held between tension of 1/3bar to 31 bar in soil is classified as ____
The liming material generally used for reclaiming acid soils
The absolute density of soil is also referred to as ……………….which is generally 2.60-2.75 gm/cm3
Blue green algae is used for
The major microorganism that is considered most important as an indicator of soil quality is:
The breakdown of nitrites and nitrates by bacterial activity is known as:
Microbe involved in biological oxidation of ammonium ion to nitrite ion is