of grains of that substance to the gallon, it must be borne in mind that one gallon contains 7,000 grains. As 1 inch of water over 1 acre is equivalent to 22,630 gallons (101 tons) it follows that every grain of salt per gallon adds VoVo* Sjlbs. of salt to the ground whenever that amount of water is used in irrigation. It would be unsafe to use extensively for the purpose of irrig.
Beats by Dre Headphones gation a well or pond water containing more than 70 grains of salt to the gallon. Such an amount would mean an addition of about 2cwt. (22 7 Jibs.) of salt to the acre, for each one-inch watering. Such a water used in the more arid regions, where rain- fall is light, would soon accumulate in the surface of.
Beats by Dr Dre sale the ground an amount of salt which would prove injurious to vegetation, and 10 irrigations of one inch each would add to the soil over a ton of salt, which, added to the amount of that substance already in the ground, would make it sterile. In the coastal districts, where the rainfall is more abundant, a water conta.
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www.beatsdre-bydre.com dre beats Headphones ning 30 grains of salt to the gallon could be used pretty freely for irrigation, provided the soil is of a light and porous nature and is well drained. But if used on stiffer soil it would, in in the course of two or three years, bring the amount of salt up to d.
beats by dre Headphones sale anger point. A water containing 3 to 6 grains of common salt to the gallon is often used for all domestic purposes. FACTORS WHICH INFLUENCE IRRIGATION. No cast-iron rule can be laid down regarding the amount of water necessary for obtaining the best results from a given crop. 198 rainfall, the depth and nature.
cheap Beats by Dre Headphones for sale e of the soil and of the sub- soil, the particular variety and age of the trees, the climate, the quantity as well as the quality of the water at command, and the means and facilities of bringing water on to the land all require consideration. Speaking generally, a rainfall of 20 inches on deep loam fairly rich in vegetable matter, and possessing good absorbing and reten- tive power, may prove sufficient for an orchard planted with deciduous trees, provided that amount of moisture is well tended, and by good cultivation prevented from escaping by evaporation. Under similar circumstances, 25 inches may not be too much for evergreens, such as citrus trees, which require more water. On deep, dry, sandy, or l