Excessive fertilizer use reduces soil fertility, leads to water pollution, and harms the environment. To maintain soil fertility, farmers are encouraged to substitute fertilizers with organic manure or practice fallow periods. NCERT Class 8 Science Chapter 1 Crop Production and Management
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Continuous cultivation depletes soil nutrients, necessitating the addition of manure to replenish them and support healthy plant growth. NCERT Class 8 Science Chapter 1 Crop Production and Management
Ploughing is now done by tractor-driven cultivators, saving labor and time. The use of cultivators in modern agriculture has replaced traditional ploughs in many instances. NCERT Class 8 Science Chapter 1 Crop Production and Management
A hoe is a tool used for removing weeds and loosening the soil. It has a long rod of wood or iron with a strong, broad, and bent plate of iron fixed at one end. NCERT Class 8 Science Chapter 1 ...
The indigenous wooden plough is increasingly being replaced by iron ploughs in modern agriculture for more efficiency and effectiveness in soil preparation. NCERT Class 8 Science Chapter 1 Crop Production and Management
The traditional plough, made of wood, has a triangular iron strip called ploughshare. It is drawn by animals, typically a pair of bulls, and has a long wooden shaft. NCERT Class 8 Science Chapter 1 Crop Production and management
The main tools are plough, hoe, and cultivator. They break soil clumps, aid in tilling, removing weeds, and loosening the soil for better yield. NCERT Class 8 Science Chapter 1 Crop Production and Management
Levelling aids in sowing and irrigation. A leveller is used to even out the ploughed field. Sometimes, manure is added before tilling for proper mixing with the soil. NCERT Class 8 Science Chapter 1 Crop Production and Management
Tilling or ploughing is crucial for breaking soil clumps, bringing nutrients to the surface, and creating a suitable seedbed for sowing, promoting optimal crop growth. NCERT Class 8 Science Chapter 1 Crop Production and Management
Protecting crops from weeds is essential as weeds compete with crops for resources, and controlling them ensures optimal growth and yield of cultivated plants. NCERT Class 8 Science Chapter 1 Crop Production and Management