The presently available cumbu napier hybrid grass varieties Co 1, Co 2 and Co 3 are suitable for black soils under irrigated ecosystem. The new variety KKM 1 was developed for southern districts of Tamil Nadu under irrigated garden land red soil areas. It is highly leafy with long and broad soft leaves as compared to Co 2 and Co 3 with quick regeneration capacity. It had recorded an average green fodder yield of 288 t ha' yr' in station trials with a dry matter production of 16:4 t ha'. KKM 1 has a very low oxalate content compared to Co 2 and Co 3.
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