细化搜索
结果 161-170 的 285
Radioactive contamination of the aquatic environment
1979
Mahdavi, A.
An outline scheme for evaluating the hazard to aquatic life from chemical pollution and obtaining water quality criteria
1979
Lloyd, R.
The role of education in pollution abatement
1979
Siamwiza, M.N.
Toxicity tests with aquatic organisms
1979
Lloyd, R.
The purpose of this paper is to outline some of the testing procedures which can be used, the data which should be obtained from them, and the way in which such data can be used in hazard assessment
显示更多 [+] 显示较少 [-]The Salvinia infestation on lake Naivasha in Kenya
1979
Kongere, P.C.
Town planning in Mombasa [Kenya]
1979
Kiaye, S.O.
Assessment reserch of river sediments using heavy metal concentrations
1979
Katsuno, T. (Nagano-ken. Research Inst. for Health and Pollution (Japan)) | Akaoka, T.
Chemical consituents in precipitations
1979
Satsumabayashi, H. (Nagano-ken. Research Inst. for Health and Pollution (Japan)) | Sasaki, K.
Field survey of photochemical oxidants damage on morning glory [Pharbitis nil] in Nagano city
1979
Komiyama, S. (Nagano-ken. Research Inst. for Health and Pollution (Japan)) | Nakazawa, Y. | Hirosawa, I.
Study on component of hazardous industrial solid wastes: A report of actual investigation in Nagano prefecture [Japan]
1979
Maruyama, M. (Nagano-ken. Research Inst. for Health and Pollution (Japan)) | Akaoka, T. | Yanagimachi, Y.
