[ 发表于: Pollution ]
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结果 51-60 的 267






Acidic emissions control technology and costs

1989

Emmel, T. E. | Waddell, J. T. | Adams, R. C. (Radford Carter)

National Agricultural Library - United States of America

Water pollution biology

1989

Coler, Robert A. | Rockwood, John P.

National Agricultural Library - United States of America


Simulation of effects of atmospheric ethylene on tree leaf shedding

1989

Sawada, S. | Hazama, Y. | Hayakawa, T. (Department of Biology, Faculty of Science, Hirosaki University, Hirosaki 036 (Japan))

Department for Environment, Food and Rural Affairs - United Kingdom

Assessment of the effects of herbicide spray drift on a range of plant species of conservation interest

1989

Marrs, R.H. | Williams, C.T. | Frost, A.J. | Plant, R.A. (NERC, Institute of Terrestrial Ecology, Monks Wood Experimental Station, Abbots Ripton, Huntingdon PE17 2LS (United Kingdom))

Department for Environment, Food and Rural Affairs - United Kingdom