منابع مشابه
Weed Control in Walnuts
Annual and perennial weed control trials were retreatedin Butte, Solano and Yolo counties. The diversified locations continue to provide a vital basis for applicable information on walnut tree tolerance to herbicides and on weed control efficacy. Herbicidal control of a wide spectrum of annual or perennial grass and broadleaf plants has been evaluated for the winter and summer periods of 1980. ...
متن کاملWeed Control in US
In southern pine seedbeds, weed control relies on the use of diphenylether herbicides (oxyfluorfen, lactofen) and selective grass herbicides (sethoxydim and fluzifop-p-butyl). A number of nurseries use a polymer to stabilize the soil after sowing. This helps keep the herbicide barrier intact and extends the preemergence activity. Weekly postemergence applications of low rates are common and hav...
متن کاملFinancial Regulation in the United Kingdom:Historical Foundations and Current Practices
Financial markets have been developed rapidly in recent years. New and sophisticated financial tools have been the cause of these developments which need new controlling systems to prevent crisis. Most of industrial economies have reformed regulatory structure of their financial systems. This paper reviews the regulatory developments of UK in this regard and offers new regulations and ...
متن کاملTURF and WEED CONTROL
R field experiments with one of the synthetic plant hormones of growth regulators, conducted by the USGA Green Section in collaboration with the Bureau of Plant Industry of the Dept. of Agriculture, have shown striking promise for the effectiveness of this group of chemicals in the control of clover and some of our more serious turf weeds. The application of aqueous sprays containing a spreader...
متن کاملCurrent (1994) Ground Squirrel Control Practices in California
Current control practices are discussed for the California ground squirrel (Spermophilus beecheyi) which is considered a major rodent pest to agriculture. The primary control options are poison baits, burrow fumigation and trapping. The effectiveness of baits and fumigants is linked closely with the squirrel's annual life cycle, hence knowledge of their cycle is essential. The elements of the s...
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ژورنال
عنوان ژورنال: Proceedings of the New Zealand Weed and Pest Control Conference
سال: 1964
ISSN: 0370-2804,0370-2804
DOI: 10.30843/nzpp.1964.17.10322