Rakhigarhi is the largest Harappan site in the Indian subcontinent.
The EC of Sodic soil is __mmho/cm at 25 ℃ .
Which one of the following soil orders has the highest area in India?
The ESP of saline soils is _____%
The soil amendment used for the reclamation of Sodic soil is
The deficiency symptom for Fe in plants is
Which of the following is a process of breaking down and altering the physical and chemical properties of rocks and minerals, leading to soil formation?
Which of the following is a source of Boron?
The indicator plant for zinc deficiency is ____
Element involved in nitrogen fixation
……………………………. is the prominent member of 1:1 type group in which one tetrahedral and one octahedral layer is present.
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