. Elementary principles of agriculture; a text book for the common schools. Agriculture. 142 Elementary Principles of Agriculture be removed before the pollen is mature. (Fig. 85.) In the flowers of wheat, oats, peas, and some grapes, polli- nation takes place before the flowers open; hence, in such plants it is necessary to remove the anthers very Fig. 85. Buds or "squares" of cotton. 1 Flower-bud nearly ready to open; 2, parts removed to expose the stamens; 3, stamens removed to prevent self-pollination. After Hartley, United States Department of Agriculture. After the anth
. Elementary principles of agriculture; a text book for the common schools. Agriculture. 142 Elementary Principles of Agriculture be removed before the pollen is mature. (Fig. 85.) In the flowers of wheat, oats, peas, and some grapes, polli- nation takes place before the flowers open; hence, in such plants it is necessary to remove the anthers very Fig. 85. Buds or "squares" of cotton. 1 Flower-bud nearly ready to open; 2, parts removed to expose the stamens; 3, stamens removed to prevent self-pollination. After Hartley, United States Department of Agriculture. After the anthers have been removed, the stigma should be protected from chance-flying pollen by covering the flower with a paper bag. The sack may be removed when the pollen is to be placed on the stigma. The latter may be accomplished by a clean, moistened finger, camel's-hair brush, or other means suited to the plants in hand. For success in artificial cross-pollination, one should fully understand the structure and habits of flowers in both parents. 212. The Hybrid Seedlings. The seedhngs from hybrid seed should be closely observed. Out of a great number of individuals, only a few, possibly none, will possess the desired characters. Even though none are found, it is often desirable to grow their seed in the same way for the desired form may appear in the second 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 Ferguson, A. M. (Alexander McGowen), 1874-; Lewis, Lowery Laymon, 1869- joint author. Sherman, Tex. , Ferguson Publishing Company
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