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The correct answer is A
The absolute density of soil is also referred to as ……………….which is generally 2.60-2.75 gm/cm3
The soils of very cold climates which are defined as containing permafrost within two meters of the soil surface belongs to the order
Which weed classification involves plants that grow in wild as well as cultivated lands?
Indian Head Patents Office is located in
In C4 plants, the primary carboxylation takes place by using ___ enzyme
Latex vessels occurs in
Which of the following element is non-essential but useful for plants?
Water potential of chemically pure water is:
A form of expression of quantity of water required for irrigation to bring a crop maturity is called ______.
Volatile substance emitted by the ripening fruits is known as: