Improvement in food
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Transcript of Improvement in food
Improvement in FoodResources - Agriculture
Crop Seasons
Kharif Season Rabi Season
Rainy season crops Winter season crops
Kharif Season
MaizePaddy
pigeon pea
Rabi Season
Wheat Peas Mustard
Stages of Farming Practices
Choice of seeds For planting
Nurturing of thecrop
Protection of the growing crops and Harvested crops
from loss
Crop ProductionImprovement by
Crop varietyImprovement by
Different methods
Crop protectionmanagement
•Hybridization•Genetic manipulation
•Nutrient management or mineralnutrition of plants•Manures and fertilisers•Organic farming•Irrigation•Cropping patterns
•Insects-pests control
•Diseases control
•Weeds control
•Scientific storage of grains
Three stages of farmingPractices to improve
Crop yeilds
Choice of seedsFor planting
1. Crop variety improvement- Nurturing of the crop
2. Crop production improvement
Protection of the growing crops and harvested crops from loss
3. Crop protection management
Hybridization
Parent 1(with a desired character)
(e.g., high yield)
Parent 2(with a desired character)(e.g., disease resistant)
Offspring(Hybrid)
Sources Plant Nutrients No.
Air Carbon, Oxygen (2)
Water Hydrogen (1)
Soil 1. Macronutrients-Nitrogen, Phosphorus, Potassium, Sulphur
2. Micronutrients- Manganese, Copper, Molybdenum, Chlorine, Calcium
(4)
(9)