Yazar
Leon S Dochinger
4 cilt bulundu.
Cilt sonuçları
Artificial defoliation of eastern white pine duplicates some effects of chlorotic dwarf disease
Leon S. Dochinger · Central States Forest Experiment Station
Sayfa sayısı yok · 1963
Defoliation / Trees / Diseases and pests / White pine
Effect of acid mist and air pollutants on yellow-poplar seedling height and leaf growth
Leon S. Dochinger · United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station
Sayfa sayısı yok · 1985
Air / Effect of air pollution on / Effect of air pollution on Plants / Liriodendron tulipifera / Plants
Quantifying foliar responses of white ash to ozone and simulated acid precipitation
Leon S Dochinger · U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Sayfa sayısı yok · 1990
Foliar diagnosis / Forests and forestry / Effect of acid precipitation on / Leaves / Effect of ozone on