单纯
发表于 2025-3-28 16:31:58
Heptachlor and Heptachlor Epoxide,nd as a termiticide. During the mid-1970s, use of heptachlor on food crops was phased out due to the persistence of the chemical and its epoxide. Currently, heptachlor is used only as a termiticide on a very limited number of crops. Its structure and properties are shown in Table 1.
药物
发表于 2025-3-28 21:27:22
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oracle
发表于 2025-3-28 23:59:32
Toxaphene,fochlor. It is an insecticide used to combat caterpillars, grasshoppers, the cotton boll weevil, and ectoparasites on cattle and sheep (Meister 1987). Up until 1982, when all major uses of toxaphene were canceled by USEPA, it was widely used on soybeans, cotton, corn, wheat, and other crops. Current
jettison
发表于 2025-3-29 06:19:25
0179-5953 biotic environ ments has justified the present triumvirate of specialized publications in this field: comprehensive reviews, rapidly published progress reports, and archival documentations. These three publications are integrated and scheduled to pro vide in international communication the coheren
Alveolar-Bone
发表于 2025-3-29 09:27:03
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Statins
发表于 2025-3-29 11:25:48
Toxaphene, Up until 1982, when all major uses of toxaphene were canceled by USEPA, it was widely used on soybeans, cotton, corn, wheat, and other crops. Current use levels of toxaphene are estimated to be very low. Its structure and properties are shown in Table 1.
AER
发表于 2025-3-29 18:22:42
George W. Warect. The implementation of the project requires funding in terms of manpower, equipment, consumables and drugs, travel expenses for attending workshops, conferences, and institutional administrative charges. Historically, funding for research was small, particularly before the second world war; it wa
杂役
发表于 2025-3-29 22:02:39
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谷类
发表于 2025-3-30 00:20:56
George W. Waremost of them have some exposure to research. Apart from the professional skills one acquires in their medical field, it is also important to ensure the development of adequate skills in scientific research. One of the important components of scientific research is acquisition of a grant for the stud
噱头
发表于 2025-3-30 05:02:01
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