. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. \ © Fig. 22. Showing methods of attaching wires to trees. A, wires attached to lagbolt and protected from tree by stick. Z, section of the same. B, wire loop placed twice tightly around tree, causing girdling. J, loose wire loop fastened with clamp and separated from the tree by blocks. E, cross section of the same. O, section and surface views of blocks. X, groove for wire. F, sliowing attachment of trolley guy wires. P, wooden sleeve for wires to protect from burning. From "Woodland and
. Bulletin - Massachusetts Agricultural Experiment Station. Agriculture -- Massachusetts. \ © Fig. 22. Showing methods of attaching wires to trees. A, wires attached to lagbolt and protected from tree by stick. Z, section of the same. B, wire loop placed twice tightly around tree, causing girdling. J, loose wire loop fastened with clamp and separated from the tree by blocks. E, cross section of the same. O, section and surface views of blocks. X, groove for wire. F, sliowing attachment of trolley guy wires. P, wooden sleeve for wires to protect from burning. From "Woodland and ; into contact with living tissues destroy them. The feeding roots are naturally first affected, and in a brief period of time the larger roots •and trunk near the surface of the ground will show the effects of poisoning. About I or 2 per cent, of gas is absorbed by water, and the water in the soil becomes saturated to a certain extent. In the course of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Massachusetts Agricultural Experiment Station. Amherst, : Massachusetts Agricultural Experiment Station, 1907-1974
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