خيارات البحث
النتائج 131 - 140 من 222
Seasonal pattern of nitrate losses from cultivated soil with subsurface drainage
1991
Rossi, N. (Bologna Univ. (Italy). Inst. of Agricultural Chemistry) | Ciavatta, C. | Vittori Antisari, L.
Hydrological pathways of metolachlor export from an agricultural watershed
1991
Buttle, J.M. (Trent Univ., Peterborough, Ont. (Canada). Dept. of Geography) | Harris, B.J.
Effects of the herbicide glyphosate on nitrogen cycling in an acid forest soil
1991
Stratton, G.W. (Nova Scotia Agricultural Coll., Truro, NS (Canada). Dept. of Biology) | Stewart, K.E.
Marine hydrodynamical and biogeochemical model: general 3D circulation model of the Western Mediterranean Sea | EROS 2000 (European River Ocean System)
1991
Nihoul, Jacques | Beckers, Jean-Marie | Brasseur, P. | Deleersnijder, E. | Djenidi, Salim | Lagasse, B. | Robe, F. | Smitz, J.
A new spectrophotometric method for the determination of zinc in milk and standard samples
1991
Cherian, L. (Ravishankar Univ., Raipur, MP (India). Dept. of Chemistry) | Gupta, V.K.
Cadmium and lead contamination of soils near plastic stabilizing materials producing plants in northern Taiwan
1991
Chen, Z.S. (National Taiwan Univ., Taipei (Taiwan). Dept. of Agricultural Chemistry)
Soil heavy metal concentrations and erosion damage in upland grasslands in the Pennines, England
1991
Ostrander, R. (Central Connecticut State Univ., New Britain, CT (USA). Dept. of Biology) | Clark, S.C.
Plant availability of lead, cadmium, and boron in amended coal ash
1991
Schwab, A.P. (Kansas State Univ., Manhattan, KS (USA). Dept. of Agronomy) | Tomecek, M.B. | Ohlenbusch, P.D.
Laboratory experiments to investigate the influence of microbial activity on the migration of cesium in a forest soil
1991
Tegen, I. (Heidelberg Univ. (Germany, F.R.). Inst. fuer Umweltphysik) | Doerr, H. | Muennich, K.O.
Mercury evolution (1978-1988) in fishes of the La Grande hydroelectric complex, Quebec, Canada
1991
Verdon, R. (Environmental Department, Montreal, Que. (Canada)) | Brouard, D. | Demers, C. | Lalumiere, R. | Laperle, M. | Schetagne, R.
