Improvement in Food Resources
India feeds more than a billion people, and the population keeps growing. To meet that need we grow better crops and raise animals more wisely. In this chapter you see how farmers choose crop varieties, manage nutrients and water, and protect a crop from weeds, insects and storage losses. Then you learn how cattle, poultry, fish and bees are raised for milk, meat, eggs and honey. Python totals the costs and yields of a farm.
Part of Biology · High School (9–10) (chapter 9)
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Improvement in Crop Yields
How a crop variety is improved, and how nutrients, irrigation and cropping patterns raise the yield. Then protecting a crop from weeds, pests and disease, and storing the grain.
Animal Husbandry
Raising cattle for milk and draught, poultry for eggs and meat, and fish from the sea and from ponds. Then bee-keeping, and the care that each of these needs.