Heptachlor Persistence in the Alfalfa-Production Environment
نویسندگان
چکیده
منابع مشابه
Heptachlor and Heptachlor Epoxide
9. REFERENCES ACGIH. 1986. Documentation of the threshold limit valves and biological exposure indices. 5th ed. Cincinnati, OH: American Conference of Governmental Industrial Hygienists, 296. ACGIH. 2004. Threshold limit values for chemical substances and physical agents and biological exposure indices. Cincinnati, OH: American Conference of Governmental Industrial Hygienists. Adeshina F, Todd ...
متن کاملPersistence and Yield Stability of Intersubspecific Alfalfa Hybrids
Long-term persistence and sustained biomass yields of alfalfa (Medicago sativa L.) stands are important to producers. Yield performance and persistence of intrasubspecific crosses between alfalfa subspecies sativa and falcata after the first post-establishment year are unknown. The objectives of this study were to measure biomass yields, persistence, and biomass yield stability in interand intr...
متن کاملChlordane and Heptachlor
Chlordane and heptachlor were considered together because of their close structural similarity and because technical-grade products each contain about 10–20% of the other compound. These substances were considered by previous working groups, in 1978 (IARC, 1979), 1987 (IARC, 1987) and 1990 (IARC, 1991). Since that time, new data have become available, and these have been incorporated into the m...
متن کاملPersonalization in the design and production of multimedia in the e-learning environment
Aims: E-learning, is a phenomenon of the modern world That in the information era and the knowledgebased society has come into existence and in its short history has been expanded with considerable speed. The impact and application of the principle of personalization in the design and production of multimedia products in its electronic. Methods: This article is a review of the literature ...
متن کاملKentucky's Soils Potential for Alfalfa Production
A description of Kentucky's land base indicates that of nearly 15 million acres suitable for cropland usage, approximately three-fourths bas an erosion hazard potential of some degree, relating largely to steepness of slope (1). For this reason, there is a large potential acreage of alfalfa and other perennial forage crops relating to their sod forming growth habit which provides them an inhere...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Dairy Science
سال: 1965
ISSN: 0022-0302
DOI: 10.3168/jds.s0022-0302(65)88399-0