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Indelible: (of ink or a pen) making marks that cannot be removed. Infallible: incapable of making mistakes or being wrong. Invincible: too powerful to be defeated or overcome.
Which soil type covers the maximum area in India?
Example of igneous rock is
The Only nutrient whose form is available as both anion and cationic form is
Indian Institute of soil and water conservation is situated at:
Kaolinite is
Which soils are known as self-tilled soils
Which of the following crop is/are soil salinity tolerant?
Bray-1 test is used to determine phosphorous in
The larger the soil aggregates, the greater is the amount of ……………………….pores.
Microbe involved in biological oxidation of ammonium ion to nitrite ion is