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Результаты 241-250 из 329
Anaerobic treatment of potato-processing wastewater by a UASBR-UAF system at low organic loadings
1990
Guo, J. (Tienjin Univ. (China). Dept. of Civil Engineering) | Lin, K.C.
Liming and wet acid deposition effects on tree growth and nutrition: experimental results
1990
Tveite, B. (Norwegian Forest Research Inst., Aas (Norway)) | Abrahamsen, G. | Stuanes, A.O.
Effects of liming and fertilization on soil solution chemistry in North German forest ecosystems
1990
Matzner, E. (Goettingen Univ. (Germany, F.R.). Forschungszentrum Waldoekosysteme) | Meiwes, K.J.
Effects of liming on carbon and nitrogen mineralization in coniferous forests
1990
Persson, T. (Swedish Univ. of Agricultural Sciences, Uppsala (Sweden). Dept. of Ecology and Environmental Research) | Wiren, A. | Andersson, S.
Effect of water and nutrient supply on root distribution in an Eucalyptus globulus plantation
1990
Fabiao, A. (Instituto Superior de Agronomia, Lisboa (Portugal)) | Madeira, M. | Steen, E.
Foliar symptoms on Norway spruce and relationships to magnesium deficiencies
1990
Ke, J. (Pennsylvania State Univ., University Park, PA (USA). Dept. of Plant Pathology) | Skelly, J.M.
Simulation of nutrition of forests under stress using FORCYTE-11
1990
Kimmins, J.P. (British Columbia Univ., Vancouver, B.C. (Canada). Dept. of Forest Sciences)
Stress related changes in the architecture of seedlings of three provenances of Eucalyptus camaldulensis Dehnh.
1990
Gibson, A. (Australian National Univ., Canberra, A.C.T. (Australia). Dept. of Forestry) | Bachelard, E.P.
The influence of acid precipitation and ozone on nitrogen nutrition of young loblolly pine
1990
Wright, L.M. (Auburn Univ., Auburn, AL (USA). School of Forestry) | Lockaby, B.G. | Meldahl, R. | Thornton, F. | Chappelka, A.H.
Effects of ammonia, ammonium sulphate and sulphur dioxide on the frost sensitivity of Scots pine (Pinus sylvestris L.)
1990
Dueck, T.A. (Instituut voor Plantenziektenkundig Onderzoek, Wageningen (Netherlands)) | Dorel, F.G. | Horst, R. ter | Eerden, L.J. van der