Dormancy of Trees in Winter von Perry, Thomas O.

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Distinguishing between nitrification and denitrification as sources of gaseous nitrogen production in soil von Davidson, E.A, Swank, W.T, Perry, T.O

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ECOTYPIC VARIATION OF THE PHOTOPERIODIC RESPONSE IN POPULUS von Pauley, Scott S., Perry, Thomas O.

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Nondestructive estimation of the needle weight and stem weight of small loblolly pine trees (Pinus taeda) von Shear, T.H, Perry, T.O

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Dormancy, Turion Formation, and Germination by Different Clones of Spirodela polyrrhiza von Perry, Thomas O.

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Genetic Variation in the Winter Chilling Requirement for Date of Dormacy Break for Acer Rubrum von Perry, Thomas O., Wu, Wang Chi

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Estimation of Photosynthetically Active Radiation Under a Forest Canopy With Chlorophyll Extracts and From Basal Area Measurements von Perry, Thomas O., Sellers, Harold E., Blanchard, Charles O.

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The Ecology of Tree Roots and the Practical Significance Thereof von Perry, Thomas O.

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Future Food Supply von Perry, Thomas O.

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Genetics of Forest Ecosystems. Klaus Stern , Laurence Roche von Perry, Thomas O.

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Dormancy of Trees in Winter: Photoperiod is only one of the variables which interact to control leaf fall and other dormancy phenomena von Perry, Thomas O.

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Differences in Protein Constituents in Dormant and Vegetative Plant Tissue "(Spirodela polyrrhiza and Pinus thunbergii)" von Perry, Thomas O.

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Tree Roots: Facts and Fallacies von Perry, Thomas O.

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Genetics of Forest Ecosystems von Perry, Thomas O.

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Helicopter aircraft von PERRY THOMAS O

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HELICOPTER AIRCRAFT von THOMAS O. PERRY

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Automatic motor switch von PERRY THOMAS O

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Damper regulator von PERRY THOMAS O

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Heat-regulator von PERRY THOMAS O

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Friction-clutch von PERRY THOMAS O

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