Search Results - "Houpis, J.L.J"

Growth of ponderosa pine seedlings as affected by air pollution by Momen, B., Anderson, P.D., Houpis, J.L.J., Helms, J.A.

“…The effect of air pollution on seedling survival and competitive ability is important to natural and artificial regeneration of forest trees. Although…”
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Biochemical responses and altered genetic expression patterns in Ponderosa pine (Pinus ponderosa Doug ex P. Laws) grown under elevated CO2 by Pushnik, J.C, Garcia-Ibilcieta, D, Bauer, S, Anderson, P.D, Bell, J, Houpis, J.L.J

“…Biochemical and gene expression changes in response to elevated atmospheric CO^sub 2^ were investigated in five maternal half-sibling breeding families of…”
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Among-provenance variability of gas exchange and growth in response to long-term elevated CO2 exposure by Houpis, J.L.J, Anderson, P.D, Pushnik, J.C, Anschel, D.J

“…Genetic variability can have profound effects on the interpretation of results from elevated CO^sub 2^ studies, and future forest management decisions…”
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Acid rain and ozone effects on gas exchange of Pinus ponderosa: a comparison between trees and seedlings by Momen, B, Anderson, P.D, Helms, J.A, Houpis, J.L.J

“…We studied the effects of increased rain acidity and ozone on net photosynthesis (A), internal CO2concentration$(C_{i})$, stomatal conductance (g1) and…”
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Growth and physiological responses of Pinus ponderosa Dougl ex P. Laws. to long-term elevated CO2 concentrations by Surano, K.A, Daley, P.F, Houpis, J.L.J, Shinn, J.H, Helms, J.A, Palassou, R.J, Costella, M.P

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Sink-source characteristics of two distinctly different forest species as affected by elevated carbon dioxide by Pushnik, J.C., Florv, W.B., Demaree, R.S., Anderson, P.D., Houpis J.L.J.

“…The basic physiology and biochemistry of photosynthesis is being correlated with the leaf level processes and morphology of the Sierra Nevada varieties of…”
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Chlorophyll and carotenoid concentrations in two varieties of Pinus ponderosa seedlings subjected to long-term elevated carbon dioxide by Houpis, J.L.J, Surano, K.A, Cowles, S, Shinn, J.H

“…Two varieties of ponderosa pine (Pinus ponderosa Dougl. var. scopulorum (Rocky Mountain variety) and P. ponderosa var. ponderosa (Sierran variety)) seedlings…”
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