Harvesting is done manually by sickle or by a machine called a harvester. The sickle is commonly used for manual harvesting. NCERT Class 8 Science Chapter 1 Crop Production and Management
Category: Class 8 Science
NCERT Solutions and important questions for Class 8 science for CBSE 2020-2021.
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The cutting of a mature crop is called harvesting. A cereal crop usually takes 3 to 4 months to mature. NCERT Class 8 Science Chapter 1 Crop Production and Management
Farmers should use weedicides carefully to avoid health risks. During application, they should cover their nose and mouth with a cloth to protect against potential adverse effects on health. NCERT Class 8 Science Chapter 1 Crop Production and Management
Weedicides are chemicals, like 2,4-D, used to control weeds. They are diluted with water and sprayed in fields during the vegetative growth of weeds, ensuring minimal impact on crops. NCERT Class 8 Science Chapter 1 Crop Production and Management
Farmers manually remove weeds by uprooting or cutting them close to the ground using tools like khurpi. The best time for weed removal is before they produce flowers and seeds. NCERT Class 8 Science Chapter 1 Crop Production and Management