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Potassium, magnesium and calcium deficiency symptoms of loblolly and Virginia pine seedlings
Edward I. Sucoff · Northeastern Forest Experiment Station, Forest Service, U.S. Department of Agriculture
18 sayfa · 1961
Deficiency diseases in plants / Loblolly pine / Diseases and pests / Scrub pine
Potassium, magnesium and calcium requirements of Virginia pine
Edward I. Sucoff · Northeastern Forest Experiment Station, Forest Service, U.S. Department of Agriculture
16 sayfa · 1962
Trace elements / Nutrition / Trees / Scrub pine
Four factors influencing summerwood production in red pine
Edward I. Sucoff, University of Michigan. School of Natural Resources. · Yayınevi bilinmiyor
31 sayfa · 1956
Red pine / Growth / Wood / Quality