خيارات البحث
النتائج 1 - 5 من 5
Comparison of photosynthetic responses to manganese toxicity of deciduous broad-leaved trees in northern Japan
1997
Kitao, M. | Lei, T.T. | Koike, T. (Forestry and Forest Products Research Institute, Hokkaido Research Center, Sapporo 062 (Japan))
The effect of reciprocal treatments with ozone and ultraviolet-B radiation on photosynthesis and growth of perennial grass Elymus athericus
1997
Staaij, J.W.M. van de | Tonneijck, A.E.G. | Rozema, J. (Department of Ecology and Ecotoxicology, Vrije Universiteit, De Boelelaan 1087, 1081 HV Amsterdam (Netherlands))
Increased UV-B radiation reduces N2-fixation in tropical leguminous crops
1997
Anupa Singh (Department of Botany, Banaras Hindu University, Varanasi-221 005 (India))
Seasonal variation of gas exchange and pigmentation in branches of three grafted clones of mature ponderosa pine exposed to ozone and acid rain
1997
Anderson, P.D. | Houpis, J.L.J. | Helms, J.A. | Momen, B. (USDA Forest Service, Forestry Sciences Laboratory, Rhinelander, Wisconsin (USA))
Effects of elevated O3 and CO2 on chlorophyll fluorescence and gas exchange in Scots pine during the third growing season
1997
Kellomaki, S. | Wang KaiYun (University of Joensuu, Faculty of Forestry, P.O. Box 111, FIN-80101 Joensuu (Finland))
