Agroforestry is promising for previously cleared hardwood rangelands
نویسندگان
چکیده
منابع مشابه
A Dynamic Model of California's Hardwood Rangelands
Low profitability of hardwood rangeland manage ment, and oak tree harvesting for firewood markets and forage enhancement has led to concern about the long-term sustainability of the oak resource on rangelands. New markets for recreational hunting may give value to oaks for the habitat they provide for game species, and broaden the economic base for managers. A ranch level optimal control model...
متن کاملLong-term Residual Dry Matter Mapping for Monitoring California Hardwood Rangelands
Long-term residual dry matter mapping on the San Joaquin Experimental Range provides a working example of this monitoring technique for grazing management and research. Residual dry matter (RDM) is the amount of old plant material left on the ground at the beginning of a new growing season. RDM indicates the previous season’s use and can be used to describe the health or condition of annual ran...
متن کاملFactors Contributing to Land-Use Change in the Hardwood Rangelands of Two Central Sierra Nevadan Counties1
In many parts of California, the rate and progression of land use change in the hardwood rangeland depend upon the decisions of ranchers. As major landowners in these regions, a rancher’s decision to subdivide or sell for development are significant moves toward land use change. In many instances, a single landowner decision may effect the disposition of thousands of acres of hardwood rangeland...
متن کاملThe Impact of West Nile Virus on Birds in California’s Hardwood Rangelands
West Nile virus has undergone an unprecedented rate of infection in North America, sweeping from New York to California in four years. It attacked an exceptionally broad range of hosts/vectors over a broad geographic area. In 2004, the California Department of Health Services received approximately 98,000 reports of dead birds, representing tens of millions of birds killed by West Nile virus in...
متن کاملSouthall is cleared of serious professional conduct.
The child protection paediatrician David Southall has been cleared of serious professional misconduct by the General Medical Council over actions he took in two cases between 13 and 22 years ago. A GMC fitness to practise panel found him not guilty of serious misconduct in keeping special case files separate from hospital medical records on two children without sufficient signposting, and sendi...
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ژورنال
عنوان ژورنال: California Agriculture
سال: 2001
ISSN: 0008-0845
DOI: 10.3733/ca.v055n06p37