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Abstract 452

Effect of grazing on protein and mineral composition, and in vitro dry-matter digestibility of different pasture species of the arid zone.

Gupta,-AK; Joshi,-DC

Central Arid Zone, Research Inst., Jodhpur, Rajasthan 342 003, India.

Indian-Journal-of-Animal-Sciences. 1984, 54: 3, 270-274; 9 ref.

A mixed pasture of Cenchrus ciliaris, C. setigerus and Lasiurus sindicus, ungrazed or grazed by sheep, yielded more DM, protein and digestible DM than a natural pasture. The protein content of different species was not appreciably affected by grazing. Grazing seemed to decrease the mineral content of the 3 species mentioned. Grasses had protein 3-5% and Tephrosia purpurea, Indigofera cordifolia and Convolvulus plauricaulis had 8-13%. DM digestibility in vitro was 42-59% for grasses and 61-63% for the 3 non-grasses.

This abstract relates to the following species:

Cenchrus ciliaris, Cenchrus setigerus, Convolvulus plauricaulis, Indigofera cordifolia, Lasiurus sindicus, Tephrosia purpurea