Which one of the following stimulates the germination of Striga seeds?
Ethylene induce striga seed germination in the absence of a host plant.
The reddish colour of Red soils develops due to ________
Black soils are black in colors due to humus, Iron and __________
An application of the accounting principles to the business of farming is:
Khaira disease in rice is due to deficiency of:
The T value (soil loss tolerance) refers to __________for a specific soil.
Chemosterilants are the chemical compound used to control economically destructive or disease-causing pests by causing
Red and Far-red light absorbing, bluish photoreceptor, which is present in the cytosol of plants, is:
Gaseous Hormone in plants is called -
Pyrethrin is made up of six toxic chemicals that together constitute an insecticidal property is extracted from
For common plants transpiration ratio varies between:
