Elementary Principles of Agriculture; a Text book for the Common Schools
The book Elementary Principles of Agriculture; a Text book for the Common Schools was written by author Ferguson, Alexander Mcgowen, 1874- Here you can read free online of Elementary Principles of Agriculture; a Text book for the Common Schools book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Elementary Principles of Agriculture; a Text book for the Common Schools a good or bad book?
What reading level is Elementary Principles of Agriculture; a Text book for the Common Schools book?
To quickly assess the difficulty of the text, read a short excerpt:
204. Fixing Variations. Variations in cultivated plants more often resemble earlier and less valuable forms. Where improvement is desired, great numbers of individuals should be observed and a few of the most promising saved for seed. This is called selection. When seeds are saved from individual plants with desirable Fig. 84. A chance for selection. The two kernels in the center are the best. The two outside grains at each end of the upper row are too short. The two outside ones in the lower r...ow are too pointed at the tip, showing lack of vitality. characters, they should be planted away from other plants of the same kind. Usually, only a few specimens of the progeny will retain the good qualities of the parent. Selections should again be made. By repeated selection, a large per cent may be made to ''come true to seed." This is called ''fixing the type." Where the crop is grown for seed, the field should be gone over and all plants that are noticeably inferior or not true to type should be removed.
User Reviews: