Livestock Grazing Impacts on Public Lands: A Viewpoint
نویسندگان
چکیده
منابع مشابه
Forage & Grazing Lands
loaded and a portion of the nitrate is absorbed by the blood stream as nitrate and nitrite. Some of the nitrate Nitrate contained in forage may pose performance and health risks that is absorbed recycles back to the rumen through to ruminants. With timely and accurate assessment of forage nitrate levels, steps to reduce the risks of excessive nitrate intake by livestock saliva thereby adding ag...
متن کاملA spatial risk assessment of bighorn sheep extirpation by grazing domestic sheep on public lands.
Bighorn sheep currently occupy just 30% of their historic distribution, and persist in populations less than 5% as abundant overall as their early 19th century counterparts. Present-day recovery of bighorn sheep populations is in large part limited by periodic outbreaks of respiratory disease, which can be transmitted to bighorn sheep via contact with domestic sheep grazing in their vicinity. I...
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In the western United States, livestock grazing often co-exists with recreation, cultural resource management and biodiversity protection on federal and state protected rangelands as well as on many local government open space areas. While the value of livestock grazing for managing rangeland vegetation to reduce fire fuel loads and improve wildlife habitat is increasingly recognized by resourc...
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20 In a pilot study, I observed a relationship between domestic livestock grazing and location of 21 American pika (Ochotona princeps) haypiles in the eastern Sierra Nevada and several Great 22 Basin mountain ranges. Where vegetation communities adjacent to talus bases (forefields) were 23 grazed, mean distance from talus borders to closest fresh haypiles was 30.1 m (SD = 18.9 m, n = 24 27), an...
متن کاملImpacts of livestock grazing and tree clearing on birds of woodland and riparian habitats.
We investigated the impact of pastoral management on birds in subtropical grassy eucalypt woodland in southeastern Queensland, Australia, where the patterns of land management have made it possible to disentangle the effects of livestock grazing from those of tree clearing. We recorded changes in bird species composition, density, and relative abundance across two woodland habitat types (ripari...
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ژورنال
عنوان ژورنال: Journal of Range Management
سال: 1981
ISSN: 0022-409X
DOI: 10.2307/3898058