Which cereal crop is most tolerant to saline and alkali soils
water level recording is done by
The lowest layer of atmosphere is known as Troposphere. It extends upto a height of _____ km along the equator and ____km along the poles.
Okta scales ranges from
The process by which nutrients, chemicals or contaminants are dissolved and carried away by water, or are moved into a lower layer of soil is:
Which herbicide is used as stomatal closing anti-transpirant when used in low concentrations?
Match List I with List II
The fruit type of Coccus nucifera is …………………………….
Crop failure due to prolonged dry spells during crop period and less than 75 days of crop growing season are the characteristics of which type of farming?
The average drop of air with height (lapse rate) in troposphere is