Green Manuring

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Green Manuring

  1. 1. TO The Presentation ON “ GREEN MANURING” K.G.R.CHOWDARY WELCOME
  2. 2. GREEN MANURING <ul><li>Green Manuring of crops results in spectacular increase in crop production. Besides nitrogen, green manure also supplies micro-nutrients and organic matter to the soil. It is the poor farmer’s manure. </li></ul>
  3. 3. IMPORTANCE OF GREEN MANURING <ul><li>Green manuring contributes 40 to 80 kg nitrogen per ha. </li></ul><ul><li>Besides supplying nitrogen, it prevents loss of nitrogen by leaching and erosion. </li></ul><ul><li>Vigorous root system of green manure keeps the soil particles bound together. </li></ul><ul><li>Green manure reclaims saline and alkaline soils </li></ul><ul><li>Some green leaf manure crops serve as fodder </li></ul><ul><li>The growth of green manure crops is very fast. </li></ul>
  4. 4. CROPS FOR GREEN MANURING <ul><li>Green manuring is of two types : </li></ul><ul><li>1. Green leaf manuring crops. </li></ul><ul><li>2. Green manuring in situ crops. </li></ul>
  5. 5. GREEN LEAF MANURING CROPS <ul><li>1. Gliricidia maculata </li></ul><ul><li>2. Pongamia glabra </li></ul><ul><li>3. Calotropis gigantia </li></ul><ul><li>4. Tephrosia perpuria </li></ul><ul><li>5. Indigofera teysmanuui </li></ul><ul><li>6. Sesbania speciosa </li></ul><ul><li>7. Ipomea carnea </li></ul><ul><li>8. Cassia tora </li></ul>
  6. 6. GREEN MANURING IN SITU CROPS <ul><li>1. Crotalaria juncea </li></ul><ul><li>2. Crotalaria mucronata </li></ul><ul><li>3. Crotalaria anagyroids </li></ul><ul><li>4. Sesbania aculeata </li></ul><ul><li>5. Phaseolus mungo </li></ul><ul><li>6. Phaseolus trilobus </li></ul><ul><li>7. Melilotus indica </li></ul>
  7. 7. EFFECT OF GREEN MANURING <ul><li>Green manures increases soil fertility. </li></ul><ul><li>Green manures develops soil structure. </li></ul><ul><li>Green manuring enhances organic matter in the soil. </li></ul><ul><li>Green manures play an effective role in reclamation of saline and alkaline soils. </li></ul>
  8. 8. Thank You

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