Practical and Scientific Fruit CultureLee and Shepard, 1866 - 523 pages |
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Page 19
... clays The non - retention of sandy soils — Coldness of heavy earths Summers - Injurious effects of drought - Example of proper valuation of arable soil - Theory of Jethro -- Tull Effect of insects upon pulverization - Depth - Digging ...
... clays The non - retention of sandy soils — Coldness of heavy earths Summers - Injurious effects of drought - Example of proper valuation of arable soil - Theory of Jethro -- Tull Effect of insects upon pulverization - Depth - Digging ...
Page 53
... clays are also imperfect conductors . When oblong pieces of all the earths are scraped with a knife , they develop negative electricity . Experiments show that when solutions of humus are exposed to a current of gal- vanic electricity ...
... clays are also imperfect conductors . When oblong pieces of all the earths are scraped with a knife , they develop negative electricity . Experiments show that when solutions of humus are exposed to a current of gal- vanic electricity ...
Page 54
... clay . The min- erals which are generally found in the rocks are quartz , felspar , mica , amphibolite , pyroxenite , talc , serpentine , and diallage . These , according to Boussingault , are formed of metals which enter into the ...
... clay . The min- erals which are generally found in the rocks are quartz , felspar , mica , amphibolite , pyroxenite , talc , serpentine , and diallage . These , according to Boussingault , are formed of metals which enter into the ...
Page 55
... clay ; the mica , partially decomposed , mixes with it as sand ; and the undecomposed quartz appears as gravel or sand of different degrees of fineness . As soon as the smallest layer of earth is formed on the surface of a rock , the ...
... clay ; the mica , partially decomposed , mixes with it as sand ; and the undecomposed quartz appears as gravel or sand of different degrees of fineness . As soon as the smallest layer of earth is formed on the surface of a rock , the ...
Page 58
... clay ; fourth , consolidated sand and pebbles ; and fifth , beds of sand . The depositions are generally horizontal , although some of them dip a little , and lay according to the degree of their pulverization . Sometimes , by an action ...
... clay ; fourth , consolidated sand and pebbles ; and fifth , beds of sand . The depositions are generally horizontal , although some of them dip a little , and lay according to the degree of their pulverization . Sometimes , by an action ...
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Common terms and phrases
absorb ADAPTATION OF VARIETIES apple autumn bark Bartlett become Belle Lucrative Bellefleur BEST SIX VARIETIES Beurré Beurré d'Anjou Beurré Diel Black bonne de Jersey Canada East cane carbonic acid Central clay color crop cultivation decay depth disease drains Early Harvest Early York earth Fall Pippin fertility Flemish Beauty foliage Glout Morceau Golden Russet grafting green manure growth heat Hubbardston HUNDRED TREES hybrid Illinois inches Indiana injurious insects Lady Apple land larvae leaf limbs lime Louise bonne Michigan Moist moisture Newtown Pippin North Ohio orchard oxygen peach pear Penn plants ploughed pollen pollen-tube produce pulverization QUINCE R. I. Greening Red Astrachan result Rhode Island roots Roxbury Russet Saginaw Bay sand scion season Seckel seed Seedling shoots soil South of Saginaw species spring subsoil substances summer surface temperature three feet tion VARIETIES OF FRUIT VARIETIES OF PEARS Vicar of Winkfield vine West Winkfield wood