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प्रश्न
Write about three main criteria which should be considered while selecting the crops for rotation?
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उत्तर
The main criteria for selecting crops for rotation are as follows:
- Availability of moisture through rain or irrigation;
- Status of nutrients in the soil;
- Availability of inputs such as fertilizers, pesticides, human power and machine power;
- Duration of crop–short or long;
- Marketing and processing facilities.
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संबंधित प्रश्न
Why are manures and fertilizers used in fields?
Classify nutrients according to their sources.
How plants get nutrients ?
Name three most important nutrients required for plant growth.
Choose plant’s micronutrients and macronutrients from the following Iron, Chlorine, Sulphur, Copper, Nitrogen, Calcium, Manganese, Potassium, Zinc, Magnesium, Molybdenum, Phosphorus.
Explain various methods of fertilizer application
Mention three effects of excessive irrigation.
Define intercropping. How does it differ with mixed cropping?
Discuss the various methods which are used to control plant diseases.
The crops which are grown in the rainy season are called ______ crops.
