 | Southern California Bureau of Information - 1892 - 144 strani
...topography and climate have been shown to be. In the lower valleys the soil consists of a rich alluvium, deposited by streams in past ages, varying according...pears. The upper valleys possess all grades of this alluvium, and have also, iu some places, a black soil called adobe, which is largely composed of decayed... | |
 | California. State Board of Horticulture - 1892 - 480 strani
...largely composed of dead vegetable matter. The soil in the lower valleys consists of a rich alluvial deposited by streams in past ages, varying according to the amount of sand or clay it contains; on the mesas (tablelands) is largely found a soil composed of debris washed from the mountains,... | |
 | California. State Board of Horticulture - 1892 - 490 strani
...largely composed of dead vegetable matter. The soil in the lower valleys consists of a rich alluvial deposited by streams in past ages, varying according to the amount of sand or clay it contains; on the mesas (tablelands) is largely found a soil composed of debris washed from the mountains,... | |
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In the lower valleys the soil consists of a rich alluvinm, deposited by streams in past ages, varying according to the amount of sand or clay which it contains. Here and there are found streaks of this description of land tinged with white alkali, and... 