[ نُشرت في: Pollution ]
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الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
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النتائج 1 - 3 من 3
Foliar sensitivity of eight eastern hardwood tree species to ozone
1992
Davis, D.D. (Pennsylvania State Univ., University Park, PA (USA). Dept. of Plant Pathology) | Skelly, J.M.
Wageningen University & Research - Netherlands
Principal forest dieback episodes in Northern Hardwoods: development of numeric indices of areal extent and severity
1997
Auclair, A.N.D. (Science and Policy Associates Inc., Washington, DC (USA).) | Eglinton, P.D. | Minnemeyer, S.L.
Wageningen University & Research - Netherlands
Sources of acidity in forest-floor percolate from a maple-birch ecosystem
1989
Hazlett, P.W. (Forestry Canada Ontario Region, Sault Ste. Marie, Ont. (Canada). Great Lakes Forestry Centre) | Foster, N.W.
Wageningen University & Research - Netherlands