Bulletin - Pennsylvania State College, School of Agriculture, Agricultural Experiment Station, Edições 1-45Agricultural Experiment Station., 1887 |
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Página 12
... grown for grain . Potatoes . Tests as to the proper methods and time of cutting potatoes ; depth of planting ; distance between plants ; thinning plants ; grafting ; mixing varieties in the hill ; variations of seedlings from the parent ...
... grown for grain . Potatoes . Tests as to the proper methods and time of cutting potatoes ; depth of planting ; distance between plants ; thinning plants ; grafting ; mixing varieties in the hill ; variations of seedlings from the parent ...
Página 19
... grown upon the exceptionally rich ground de- voted to the raising of soiling crops . In the order of feeding it follows rye . In 1886 this crop was fed for only a short period , and was followed by mixed grasses and clover . As the ...
... grown upon the exceptionally rich ground de- voted to the raising of soiling crops . In the order of feeding it follows rye . In 1886 this crop was fed for only a short period , and was followed by mixed grasses and clover . As the ...
Página 20
... grown upon soil which for many years bore strawberries , followed by beets , and finally was turned into the general farm rotation of four years , corn , oats , wheat , grass . The soil , in consequence of its use as a garden for years ...
... grown upon soil which for many years bore strawberries , followed by beets , and finally was turned into the general farm rotation of four years , corn , oats , wheat , grass . The soil , in consequence of its use as a garden for years ...
Página 22
... grown under different conditions . This variation of a single group is due to a variation in the proportion of the various single compounds of which it is composed , and also to a difference in their physical condition , and , as well ...
... grown under different conditions . This variation of a single group is due to a variation in the proportion of the various single compounds of which it is composed , and also to a difference in their physical condition , and , as well ...
Página 25
... grown upon a poor soil , the proportions of the various con- stituents in the dry substance are not very dissimilar ... grown upon the very highly fertilized soiling ground , fifty per cent . greater than that grown on a field con ...
... grown upon a poor soil , the proportions of the various con- stituents in the dry substance are not very dissimilar ... grown upon the very highly fertilized soiling ground , fifty per cent . greater than that grown on a field con ...
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Termos e frases comuns
AGRICULTURAL EXPERIMENT STATION amount analysis animals April Assistant Chemists average berries bran Bulletin bushel butter butter-fat cattle cent Centre County chestnut clover COLLEGE AGRICULTURAL EXPERIMENT composition corn cotton-seed feed cotton-seed meal cows cream crop Crude fiber cultivation curing dairy December digestible matter disease dry matter Early Ensilage Farm February February 21 Feces fertilizers fodder fruit gain grain grams green Grms growth H. P. ARMSBY herd January January 13 July Juniata county live weight loss machine manure March method nitrogen Nitrogen-free extract October orchard peach PENNSYLVANIA STATE COLLEGE percentage Period phosphate phosphoric acid plants plot potash pounds production protein ration reported ripened samples seed Seedling silage skim milk soil Steer stover substance sugar beets temperature timothy hay tion Total trees tuberculin tuberculosis tuberculous tubers varieties Wanzlebener White
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Página 22 - ... taken to have the sample represent as nearly as possible the whole lot of milk from which it is taken. Milk fresh from the cow, while still warm and before the cream has separated in a layer, may be thoroughly mixed by pouring three or four times from one vessel to another. Samples taken at once from milk mixed in this way are the most satisfactory of any. Milk that has stood until a layer of cream has formed should be poured more times, until the cream is thoroughly broken up and the whole appears...
Página 1 - The reading may be made with less liability of error by measuring the length of the column of fat with a pair of dividers, one point of which is placed at the bottom and the other at the upper limit of the fat. The dividers are then removed and one point being placed at the...
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Página 25 - ... comparison, the milk should be poured once from one vessel to another after each sample is measured. Neglect of this precaution may make a perceptible difference in the results, through the separation of cream, especially when the milk examined is rich. Persons who have had no experience in the use of the pipette will do well to practice a short time by measuring -water into a test bottle before attempting to make an analysis.
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Página 26 - Measuring the Fat. The fat when measured, should be warm enough to flow readily, so that the line between the acid liquid and the column of fat will quickly assume a horizontal position when the bottle is removed from the machine. Any temperature between 110 degrees F.
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