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Σελίδα 213
Internal Temperature of Tree - Trunks , R. A. Emerson .. Wind - Distribution of Seeds , E. M. Hussong . Collecting , Preparing , and Mounting Fossils , C. A. Barbour .. Barites of Nebraska and the Bad Lands , E. H. Barbour .
Internal Temperature of Tree - Trunks , R. A. Emerson .. Wind - Distribution of Seeds , E. M. Hussong . Collecting , Preparing , and Mounting Fossils , C. A. Barbour .. Barites of Nebraska and the Bad Lands , E. H. Barbour .
Σελίδα 224
R. A. Emerson read a paper on the " Internal Temperature of Trees , ” which was discussed as follows : The importance of this may be shown in regard to orchard trees . Trees sometimes get sick on the southwest side ; this is called ...
R. A. Emerson read a paper on the " Internal Temperature of Trees , ” which was discussed as follows : The importance of this may be shown in regard to orchard trees . Trees sometimes get sick on the southwest side ; this is called ...
Σελίδα 225
We do not know yet of any way by which we can tell the temperature of the cambium layer . When we bore a hole in a tree and destroy the layer of cells and have an air cavity in there instead of the solid mass of wood , we put in at once ...
We do not know yet of any way by which we can tell the temperature of the cambium layer . When we bore a hole in a tree and destroy the layer of cells and have an air cavity in there instead of the solid mass of wood , we put in at once ...
Σελίδα 244
To get the full age of the tree it should be remembered that the count should be made at a point low enough to get the sapling produced from the seed in the first year of growth . ON THE INTERNAL TEMPERATURE OF TREE - TRUNKS .
To get the full age of the tree it should be remembered that the count should be made at a point low enough to get the sapling produced from the seed in the first year of growth . ON THE INTERNAL TEMPERATURE OF TREE - TRUNKS .
Σελίδα 245
ON THE INTERNAL TEMPERATURE OF TREE - TRUNKS . R. A. EMERSON . Observations on the internal temperature of trees were begun by the writer in the summer of 1894. The object of the work was to determine if possible whether the temperature ...
ON THE INTERNAL TEMPERATURE OF TREE - TRUNKS . R. A. EMERSON . Observations on the internal temperature of trees were begun by the writer in the summer of 1894. The object of the work was to determine if possible whether the temperature ...
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