. The nursery-book; a complete guide to the multiplication of plants ... Gardening; Plant propagation. SEED - TESTERS. 13 necessary in order both to thoroughly wet the cloth and to kill any mold or other germs. When again cool, adjust the cloths on the brass rods and put in the seeds. Each fold will hold 25 large seeds, like beans, and a hundred or more small seeds. Water is placed in the pan, but not enough to touch the folds of cloth ; the four flaps drop down into it, however, and keep the cloths sufficiently wet by capillarity, which is increased by the long nap on the under surface of the
. The nursery-book; a complete guide to the multiplication of plants ... Gardening; Plant propagation. SEED - TESTERS. 13 necessary in order both to thoroughly wet the cloth and to kill any mold or other germs. When again cool, adjust the cloths on the brass rods and put in the seeds. Each fold will hold 25 large seeds, like beans, and a hundred or more small seeds. Water is placed in the pan, but not enough to touch the folds of cloth ; the four flaps drop down into it, however, and keep the cloths sufficiently wet by capillarity, which is increased by the long nap on the under surface of the cloth. The folds are numbered consecutively, and the record kept by the numbers. "The advantages in a pan of this kind are the facility with which the seeds may be examined and counted, the thorough and uniform moisture of the seeds throughout the longest trials, its lightness and cleanliness. It is nec- essary to renew the cloths from time to time, as they will slowly rot out, even with tne best of ;. //. An absorbing-block seed-tester. A device of a wholly different character, used in Ger- many, is shown in Figs. 11 and 12 (Annals Hort., 1890, 268). It consists of three parts : a tin tray (c) for holding water; a block of gypsum (b) which sits in the tray and contains several compartments for the reception of the seeds, and which is kept moist by capillary attraction ; a glass cover (a). The apparatus is seen at work in Fig. 12. This device works upon a principle which has long been util-. 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 Bailey, L. H. (Liberty Hyde), 1858-1954. New York, The Macmillan Co.
Size: 2922px × 855px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, booksubjectgardening, booksubjectplantpropagati
