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The correct answer is D
Which clay mineral group is known for its ability to swell and expand when wetted?
The Fertilizer (control) order came into force in
Factor responsible for the formation of Saline soils/White alkali is/are:
Which of the following property of soil can’t be changed by any means?
Which soil type covers the maximum area in India?
The Only nutrient whose form is available as both anion and cationic form is
What chemical process results in the breakdown of silicate minerals by water, leading to the formation of clay minerals and soluble substances?
Which factor most significantly influences soil bulk density?
Sodic soils are also known as_____
Example of igneous rock is