999 Queries With Answers Upon Agricultural And Horticultural Subjects
The book 999 Queries With Answers Upon Agricultural And Horticultural Subjects was written by author Burnet Landreth Here you can read free online of 999 Queries With Answers Upon Agricultural And Horticultural Subjects book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is 999 Queries With Answers Upon Agricultural And Horticultural Subjects a good or bad book?
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What is a cold frame? A. A box of any size or shupe set down upon a suitable bed of natural soil. The box sometimes covered with a window sash or other glass frame, sometimes only with a shutter or loose boards. A glass frame adds to the warmth of the soil beneath, a shutter or boards protects the soil and the contents of the box from injurious effects of rain, cold, or snow. In ordinary practice a frame is made of sixteen-foot boards placed parallel and about six feet apart, the ends closed wi...th other boards. A cold frame is so called because it is not a hot one, there being no manure beneatli to develop what is called bottom heat. 614. Q. On what kind of soil is the phylloxera least destructive to the grapevine? A. On sandy soils, as such soils hold less air and more water, which is prejudicial to the rapid increase and development of the insect. Sandy soils asphyxiates them. QUERIES AND ANSWERS. 10 1 615. Q. Why are American grape vines so largely planted in European American vineyards, and wliy are European sorts so seldom planted in America.
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