The book Soils And Plant Life As Related to Agriculture was written by author Cunningham, Jules Cool, 1879-1948 Here you can read free online of Soils And Plant Life As Related to Agriculture book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Soils And Plant Life As Related to Agriculture a good or bad book?
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5. Tell how to treat seed oats for smut. 6. Name five conditions which favor the entrance and growth of spores. 7. TeU briefly how to secure flowers from bulbs from Thanks- giving imtil Easter. 8. Tell briefly how to propagate apple trees, using the whip graft. 9. Tell the story of a peach tree from the time the seed is planted until the tree is set in the orchard. CHAPTER XV WHY MAN CULTIVATES PLANTS Therk are about two hundred thousand known species of plants in the world. When we compare thi...s vast num- ber with the few that man has chosen to cultivate, we are led to ask : Why are these few useful to him, and what part or parts of them are deemed so desirable that he is willing to labor dihgently and patiently often for months or even for years in order to secure them ? 106. Classes of Plants according to the Parts for which they are cultivated. — We may classify plants roughly according to the portions from which the useful parts come. Most of those that are cultivated by man may be grouped under five heads as shown in the outUne below : I.
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