Question

Define crop rotation. What factors should be kept in mind while choosing plants for crop rotation ?

CBSE Class IX Science SA 2 (3 Marks)

Answer 1

Crop Rotation : The growing of different crops on a piece of land in a pre-planned succession is called crop rotation.
 The availability of moisture and irrigation facilities decide the choice of the crop to be cultivated.

Answer 2

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Crop Rotation➫ The systematic planting of different crops in a particular order over several years in the same growing space.

❱ It is done so that the soil of farms is not used for only one set of nutrients.

❱ It is one of the most basic principles of vegetable production.


➧ Importance are:-
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❱ It helps in reducing soil erosion.

❱ It increases soil fertility & crop yield.

❱ It prevents plant diseases and pests.

❱ It helps to maintain nutrients in the soil.

❱ It help maintain a healthy balance of nutrients in the soil.

➧ The factors should be kept in mind while choosing plants:-
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❱ Net profit per hectare.

❱ Soil type and slope.

❱ Irrigation facilities.

❱ Climatic conditions.

❱ Food Habits & requirements.

❱ Growth habit & nutrient requirement of different crops.

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