Search Results - "Gessel, S.P"

Acid tolerance of Pacific Northwest conifers in solution culture. II. Effect of varying aluminium concentration at constant pH by Ryan, P.J, Gessel, S.P, Zasoski, R.J

“…Seedlings of four Pacific Northwest conifer species; Douglas-fir (Pseudotsuga menziesii), western hemlock (Tsuga heterophylla), western redcedar (Thuja…”
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Douglas fir growth and foliar nutrient responses to nitrogen and sulfur fertilization by Blake, J.I. (School of Forestry, Auburn Univ., AL), Chappell, H.N, Bennett, W.S, Webster, S.R, Gessel, S.P

“…Nitrogen-fertilizer response in conifer stands of the Pacific Northwest has been related to soil and foliar S, and growth has occasionally been enhanced by the…”
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Acid tolerance of Pacific Northwest conifers in solution culture. I. Effect of high aluminium concentration and solution acidity by Ryan, P.J, Gessel, S.P, Zasoski, R.J

“…Seedlings of three Pacific northwest conifer species: Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco), western hemlock (Tsuga heterophylla (Raf.) Sarg.),…”
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Response of northwest Douglas-fir stands to urea: correlations with forest soil properties [Pseudotsuga menziesii, forest fertilization] by Peterson, C.E, Ryan, P.J, Gessel, S.P

“…Replicated forest floor and surface soil (0–15 cm) samples were obtained from control plots at 160 field installations in western Washington and Oregon…”
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Acid precipitation and soil sulfate adsorption properties in a tropical and in a temperate forest soil [air pollution, leaching, Costa Rica] by Johnson, D. W., Cole, D. W., Gessel, S. P.

“…Atmospheric sulfuric acid inputs and leaching in a tropical and temperate forest are compared. In both cases, H+is mostly removed in the forest canopy. The…”
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Mechanisms of negative impacts of three forest treatments on nutrient availability by Harrison, Robert B., Gessel, Stanley P., Zabowski, Darlene, Henry, Charles L., Xue, Dongsen, Cole, Dale W., Compton, Jana E.

“…Many forest management treatments are directly aimed at maintaining or enhancing forest productivity. There may also be secondary effects that detract from…”
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Sustainable management of native and exotic plantations in Australia by Turner, J. (FORSCI Pty. Ltd., Beecroft, N.S.W. (Australia).), Gessel, S.P, Lambert, M.J

“…The emphasis of plantation management changes as the resource and the market develop. This is especially the case when a plantation program is developing a new…”
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The ecosystem study on Rongelap Atoll by Walker, R B, Gessel, S P, Held, E E

“…During the 1950's and 1960's, the Laboratory of Radiation Biology at the University of Washington carried out an intensive study of this Atoll, which was…”
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Soil Sulfate‐Sulfur and Growth Responses of Nitrogen‐fertilized Douglas‐fir to Sulfur by Blake, John, Webster, S. R., Gessel, S. P.

“…Two studies were conducted to determine the growth response of N‐fertilized Douglas‐fir [Pseudotsuga menziesii (Mirb.) Franco] to S supplements. The…”
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Mineral nutrient accumulation and cycling in a stand of red Adler (Alnus rubra) by Turner, J, Cole, D.W, Gessel, S.P

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Forest fertilization research and practice in the Pacific Northwest by Chappell, H. N., Cole, D. W., Gessel, S. P., Walker, R. B.

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Nitrogen requirements in young Douglas-fir of the Pacific North-west by Turner, John, Lambert, Marcia J, Gessel, Stanley P

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Carbonic Acid Leaching in a Tropical, Temperate, Subalpine, and Northern Forest Soil by Johnson, D. W., Cole, D. W., Gessel, S. P., Singer, M. J., Minden, R. V.

“…The role of carbonic acid as a soil cation leaching agent was found to decrease as annual temperature decreased among four sites ranging from tropical…”
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Orman traşlama kesiminin suyun ve beraberindeki elemanların topraktaki hareketine etkisi by Gessel, S.P, Cole, D.W, Balcı, Çeviri: Nihat; Istanbul University, Faculty of Forestry

“…Orman traşlama kesiminin suyun ve beraberindeki elemanların topraktaki hareketine etkisi…”
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