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Improvement in food


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Improvement in food

  1. 1. Improvement in Food Resources - Agriculture
  2. 2. Crop Seasons Kharif Season Rabi Season Rainy season crops Winter season crops
  3. 3. Kharif Season Maize Paddy pigeon pea
  4. 4. Rabi Season Wheat Peas Mustard
  5. 5. Stages of Farming Practices Choice of seeds For planting Nurturing of the crop Protection of the growing crops and Harvested crops from loss Crop Production Improvement by Crop variety Improvement by Different methods Crop protection management •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
  6. 6. Three stages of farming Practices to improve Crop yeilds Choice of seeds For 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
  7. 7. Hybridization Parent 1 (with a desired character) (e.g., high yield) Parent 2 (with a desired character) (e.g., disease resistant) Offspring (Hybrid)
  8. 8. 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)