خيارات البحث
النتائج 121 - 130 من 184
Cooperative federal-state liming research on surface waters impacted by acidic deposition
1988
Schreiber, R.K.
Biochemistry of two Appalachian deciduous forest sites in relation to episodic stream acidification
1988
Dewalle, D.R. (Pennsylvania State Univ., University Park, PA (USA). School of Forest Resources) | Sharpe, W.E.
Evaluation of three experimental low-technology approaches to acid mitigation in headwater streams
1988
Arnold, D.E. | Skinner, W.D. | Spotts, D.E.
Dose-response relationships for the addition of limestone to lakes and ponds in the northeastern United States
1988
Adams, T.B. | Brocksen, R.W.
An overview of lake neutralization experiments in Ontario
1988
Dodge, D.P. | Booth, G.M. | Richman, L.A. | Keller, W. | Tomassini, F.D.
Residues of organochlorine insecticides in two lakes of Jaipur, India
1988
Kumar, S. (Sri Venkateswara Coll., New Delhi (India). Dept. of Zoology) | Lal, R. | Bhatnagar, P.
Exposure to SO2 and water stress in Picea abies (L.) Karsten
1988
Macrez, V. (Institut de Physiologie Vegetale CNRS, Gif-sur-Yvette (France)) | Hubac, C.
Elemental patterns in roots and foliage of mature spruce across a gradient of soil aluminium
1988
Joslin, J.D. (Tennessee Valley Authority, Muscle Shoals, AL (USA). Air Quality Branch) | Kelly, J.M. | Wolfe, M.H. | Rustad, L.E.
Uptake and bioconcentration of dieldrin, dimethoate, and permethrin by Tetrahymena pyriformis
1988
Bhatnagar, P. (Rajasthan Univ., Jaipur (India). Dept. of Zoology) | Kumar, S. | Lal, R.
Possible mechanisms of aluminium toxicity in a dilute, acidic environment to fingerlings and older life stages of salmonids
1988
Neville, C.M. (Ministry of the Environment, Rexdale, Ont. (Canada). Water Resources Branch) | Campbell, P.G.C.
