This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 Excerpt: ... of a weed are to be found here and there. (5) Scarce or rare.--When isolated individuals occur, sometimes only one or two specimens being found. In the following pages a weed is said to--(1) be characteristic of a soil when it is usually frequent or abundant on that soil but only occurs infrequently and in small ...
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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 Excerpt: ... of a weed are to be found here and there. (5) Scarce or rare.--When isolated individuals occur, sometimes only one or two specimens being found. In the following pages a weed is said to--(1) be characteristic of a soil when it is usually frequent or abundant on that soil but only occurs infrequently and in small amounts on other types of land. (2) have a preference for a particular soil if it is more often frequent or abundant on that soil than on any other. (3) De generally distributed if it shows no preference for one soil more than another. The chief arable weeds may be classified according to their association with soils, as follows: --.A. Weeds of General Occurrence. a) Plants that are equally distributed on all types of soil. b) Plants occurring on all soils, but less frequently on heavy land. c) Plants occurring on all soils, but less frequently on chalk. B. Weeds Specially Associated with Heavy Land. a) Plants characteristic of heavy land (clay and heavy loam). ($) Plants common on heavy land, but also of general distribution. (1) Plants which flourish equally well on chalk. (2) Plants which do not occur so frequently on chalk. (a) With distinct preference for the heavier soils. (/J) Equally plentiful on heavy and medium soils. C. Weeds Characteristic of Sand and very Light Soil Deficient in Lime. D. Weeds Associated with Chalk. (a) Plants characteristic of chalk. (b) Plants with a definite preference for chalk, but also occurring on all soils. c) Plants with a definite preference for light and sandy soils as well as for chalk. E. Weeds Associated with Peat Soils. A. Weeds of General Occurrence. By far the larger proportion of arable weeds are to be found distributed over all types of soil instead of being definitely associated with one or two parti..
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Add this copy of Weeds Of Farm Land to cart. $39.22, new condition, Sold by Booksplease rated 3.0 out of 5 stars, ships from Southport, MERSEYSIDE, UNITED KINGDOM, published 2010 by Kessinger Publishing.
Add this copy of Weeds Of Farm Land to cart. $40.79, new condition, Sold by Booksplease rated 3.0 out of 5 stars, ships from Southport, MERSEYSIDE, UNITED KINGDOM, published 2007 by Kessinger Publishing.
Add this copy of Weeds of Farm Land to cart. $56.62, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2007 by Kessinger Publishing.
Add this copy of Weeds of Farm Land to cart. $59.29, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2010 by Kessinger Publishing.
Add this copy of Weeds of Farm Land to cart. $66.74, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 2015 by Palala Press.
