CROP PRODUCTION AND MANAGEMENT

The supply of water to crops at regular intervals is called irrigation. The time and frequency of irrigation varies from crop to crop, soil to soil and season to season.

A manure is a natural substance obtained by the decomposition of animal waste, human waste, plant residue by the action of micro-organism ( bacteria, fungi and other microbe ), which supplies essential elements and humus to the soil and makes it more fertile. Advantages of Manure : The organic manure is considered better than fertilisers. This …

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: Differences between Fertiliser and ManureS. No . Fertiliser Manure Fertiliser is a man-made Manure is a natural substance obtained inorganic salt. by the decomposition of cattle dungand plant residues. Fertiliser is prepared in Manure can be prepared in the fields.factories. Fertiliser does not provide Manure provides a lot of humus to the soil.any humus …

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Rhizobium bacteria.These are present in the nodules of roots of leguminous plants. They fix atmospheric nitrogen.

Fertilisers are chemicals which are rich in a particular nutrient. Fertilisers are produced in factories. Some examples of fertilisers are— urea, ammonium sulphate, super phosphate, potash, NPK (Nitrogen, Phosphorus, Potassium). The use of fertilisers has helped farmers to get better yield of crops such as wheat, paddy and maize. But excessive use of fertilisers has …

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Solution : Another method of replenishing the soil with nutrients is through crop rotation. This can be done by growing different crops alternately. Earlier, farmers in northern India used to grow legumes as fodder in one season and wheat in the next season. This helped in the replenishment of the soil with nitrogen. Farmers are …

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Traditional tool : The tool used traditionally for sowing seeds is shaped like a funnel . The seeds are filled into the funnel, passed down through two or three pipes having sharp ends. These ends pierce into the soil and place seeds there.

Damaged seeds become hollow and are thus lighter.therefore, they float on water.This is a good method for separating good, healthy seeds from the damaged ones.Before sowing, one of the important tasks is to know about the tools used for sowing seeds

Sowing is an important part of crop production. Before sowing, good quality, clean and healthy seeds of a good variety—are selected. Farmers prefer to use seeds which give high yield.

Cultivator : Nowadays ploughing is done by tractor-driven cultivator. The use of cultivator saves labour and time.