منابع مشابه
Drought Feeding of Sheep
Drought may be regarded as an extended period of nutritional deficiency, that is a period during which the rate of production of feed is less than its rate of consumption. During the past century, eight major and many minor droughts have had striking effects on the Australian sheep industry (Foley 1957). These effects, some obvious, some less obvious may be summarised as follows: (a) Reduction ...
متن کاملImprovement of Fertility Performance of Farahani Ewes Raised on Supplementary Feeding
This study deals with effects of supplementary feeding on fertility performance of Farahani ewes. The study was conducted using three local flocks in Arak city, Iran. Half ewes in each flock (50 ewes from each flock) were used as control group and fed according to traditional method without supplementary feed. The other half per flock was fed on supplementary feed throughout the experiment that...
متن کاملFeeding Management Sheep and Lambs
Feeding management deals with the provision of feed and forage that meet the nutrient requirements of the animals based on their stage of growth and physiological needs as well as the way in which they are fed. These two practices determine the success of an operation. The same is true when pastures are a primary source of nutrients. In this case, the producer’s skill in grazing management may ...
متن کاملSupplementary Feeding of Grazing Beef Cattle
Some 60% of Australia% beef cattle are located in the tropics and subtropics, grazing, in general native pastures of low digestibility and N content. Production per head is low, as also are reproductive rates. The nutritional problem centres around the low contents of phosphorus, sulphur and nitrogen in pastures from June to December. This paper discusses responses in breeding cattle to supplem...
متن کاملThe importance to sheep of frequent feeding.
B-vitamin assays with chicks. 2 89 Roberts, E. C. & Snell, E. E. (1946). J. bid. Chem. 163, 499. Rosen, F., Huff, J. W. & Perlzweig, W. A. (1946). J. bid. Chem. 163, 343. Snell, E. E. & Rannefeld, A. N. (1945). J. bid. Chem. 157, 475. Sreenivasan, A., Harper, A. E. & Elvehjem, C. A. (1949). J. bid. Chem. 177, 117. Stokstad, E. L. R., Jukes, T. H., Pierce, J. . Page, A. C. & Franklin, A. L. (194...
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ژورنال
عنوان ژورنال: Journal of Range Management
سال: 1979
ISSN: 0022-409X
DOI: 10.2307/3898551