. Agriculture for common schools. Agriculture. 112 AGRICULTURE FOR COMMON SCHOOLS vating not to cultivate when the leaves are wet with dew, for this sometimes injures the leaves. Soy-beans are cut for hay when the pods are about two-thirds grown and before any of the leaves begin to turn yellow. When the soy-bean plant gets ripe all the leaves fall off, so if hay is to be made it must be done while the plants are yet green. Soy-beans are also good to plow under for green manuring. Vetches.—There are several kinds of vetch. The most common are spring vetch and sand, winter, or hairy vetch. The
. Agriculture for common schools. Agriculture. 112 AGRICULTURE FOR COMMON SCHOOLS vating not to cultivate when the leaves are wet with dew, for this sometimes injures the leaves. Soy-beans are cut for hay when the pods are about two-thirds grown and before any of the leaves begin to turn yellow. When the soy-bean plant gets ripe all the leaves fall off, so if hay is to be made it must be done while the plants are yet green. Soy-beans are also good to plow under for green manuring. Vetches.—There are several kinds of vetch. The most common are spring vetch and sand, winter, or hairy vetch. The hairy vetch is more suc- cessful than the spring vetch. It is sown in the autumn, usually with rye or wheat, and cut the next spring before the wheat or rye is ripe, thus making a mixed hay. Vetches do particularly well on poor ground. It takes about three pecks of seed with a bushel of wheat or rye to sow an acre. Vetch should not be allowed to ripen seed or it may become a troublesome 22. A TYPICAL SOY-BEAN PLANT Notice the nodules at the base of the plant and on the roots. These are full of bacteria which gather nitrogen from the air By courtesy of the Indiana Experiment Station. 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 Fisher, Martin L. [from old catalog]; Cotton, Fassett A. (Fassett Allen), 1862-1941, joint author. New York, C. Scribner's sons
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