21. More enlightened farmers used manure or green manure and rotated crops to maintain fertility in the long term. 22. In densely populated areas, fields are fertilized with green manure , organic waste from different sources, kitchen waste and ashes. 23. Or if a green manure is used as part of the rotation sequence, the soil can actually be improved. 24. The biological fertilisation is enhanced with green manure and trampling, improving the soil over time, and leading to production increases. 25. Another option being tested is the " green manure " method where leafy cover crops are ploughed back into the soil. 26. Since it is a nitrogen-fixing plant, it can be intercropped with other plants and used as a source of green manure . 27. In many parts of the world " Mucuna pruriens " is used as an important forage, fallow and green manure crop. 28. The old practice of growing wheat after a fallow period is being replaced by growing wheat after green manuring in Rabi. 29. In small-scale agriculture, farmers use this plant as green manure and mulch and host it in their fields for its nitrogen fixation. 30. "Melilotus ", often used as a green manure , can be turned into the soil to increase its nitrogen and organic matter content.
