A quick growing crop which is cultivated and ploughed under, to incorporate it into the soil for the purpose of improving its physical structure and fertility, is known as green manure. For example, sunn hemp (sanai)- Crotalaria juncea.
A quick growing crop which is cultivated and ploughed under, to incorporate it into the soil for the purpose of improving its physical structure and fertility, is known as green manure. For example, sunn hemp (sanai)- Crotalaria juncea.
What is water logging?
The excessive accumulation of water in the soil that drives away air is called water logging.
The excessive accumulation of water in the soil that drives away air is called water logging.
See lessAt what time is irrigation required by all crops?
At the time of germination of seeds, irrigation is required by all crops.
At the time of germination of seeds, irrigation is required by all crops.
See lessName one crop which can tolerate water logging in the fields and one which cannot.
Paddy crop can tolerate water logging but wheat crop cannot.
Paddy crop can tolerate water logging but wheat crop cannot.
See lessDefine irrigation.
The process of providing water to crop plants in the fields through human efforts by means of canals, wells, reservoirs, etc., is known as irrigation.
The process of providing water to crop plants in the fields through human efforts by means of canals, wells, reservoirs, etc., is known as irrigation.
See lessName the substance which has been traditionally used as manure in our country.
Dung of cattle (cow and buffalo).
Dung of cattle (cow and buffalo).
See lessGive one disadvantage of fertilizers.
Fertilizers cause water and soil pollution.
Fertilizers cause water and soil pollution.
See lessDefine green manure. Give one example
A quick growing crop which is cultivated and ploughed under, to incorporate it into the soil for the purpose of improving its physical structure and fertility, is known as green manure. For example, sunn hemp (sanai)- Crotalaria juncea.
A quick growing crop which is cultivated and ploughed under, to incorporate it into the soil for the purpose of improving its physical structure and fertility, is known as green manure. For example, sunn hemp (sanai)- Crotalaria juncea.
See lessWhat will happen, when we use sodium nitrate excessively in the soil?
Soil becomes alkaline
Soil becomes alkaline
See lessWhich one is nutrient specific, fertilizer or manure?
Fertilizer.
Fertilizer.
See lessName one inorganic nitrogenous fertilizer.
Ammonium sulphate.
Ammonium sulphate.
See less