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" alkali" is not necessarily brought into the soil from some other location. It is merely a result of a regrouping of the chemicals that existed in the original rock, and the concentration of these compounds in the surface soil because of excessive evaporation.... "
Rural California - Stran 40
avtor: Edward James Wickson - 1923 - 399 strani
Celotni ogled - O knjigi

Sunset, Količina 39

1917 - 560 strani
...channels, conveying with it in solution small quantities of soluble salts. In such cases the water evaporated from the surface cannot exceed the amount that passes down through the soil and alkaline accumulations cannot occur. The irrigation of poorly drained arid lands will result in injurious...
Celotni ogled - O knjigi

Pamphlets on Forestry, Količina 3

1913 - 320 strani
...HARDPAN SOIL HARDPAN Fig. 5. — Soil with several layers of hardpan with soil between the layers. the original rock, and the concentration of these...regions, the irrigation of poorly drained lands will produce conditions that will ultimately bring about the accumulation of injurious amounts of alkali....
Celotni ogled - O knjigi

Scientific Method of Appraising Farm Lands

Eugene Mabury Ginty - 1917 - 24 strani
...rock, and the concentration* of rties'e" some other location. It is merely a regrouping/af; th; ;cL If the soil has good natural drainage, any excess...through the soil, and alkali accumulations cannot occur. compounds in the surface soil because of excessive evaporation. If the natural drainage conditions...
Celotni ogled - O knjigi

Report of the Agricultural Experiment Station of the University of California

1919 - 956 strani
...to plants. The most common materials are sodium chloride or common salt, sodium sulphate or Glaubers salt, and sodium carbonate or washing soda. This "alkali"...regions, the irrigation of poorly drained lands will produce conditions that will ultimately bring about the accumulation of injurious amounts of alkali....
Celotni ogled - O knjigi

Report of the Agricultural Experiment Station of the University of California

1915 - 774 strani
...soda. This "alkali" is not necessarily brought into the soil from some other location. It is merely a regrouping of the chemicals that existed in the...regions, the irrigation of poorly drained lands will produce conditions that will ultimately bring about the accumulation of injurious amounts of alkali....
Celotni ogled - O knjigi




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