. Dry farming in western Canada. Canada. Agriculture Canada; Dry farming. 74 DRY FARMING same amount being turned under as came originally from the soil. This, however, is a great advantage over other hay crops where every pound of nitrogen removed represents a loss to the soil. But every ton of clover tops contains forty pounds of nitrogen, so that every. Fig. 26.—Bacteria in Relation to Soil Building. i,i ) Two piles of pure white sand, (b) The pile of sand on the left on which four crops of uninoculated legumes have been grown and to which nothing has been added is still white infertile san
. Dry farming in western Canada. Canada. Agriculture Canada; Dry farming. 74 DRY FARMING same amount being turned under as came originally from the soil. This, however, is a great advantage over other hay crops where every pound of nitrogen removed represents a loss to the soil. But every ton of clover tops contains forty pounds of nitrogen, so that every. Fig. 26.—Bacteria in Relation to Soil Building. i,i ) Two piles of pure white sand, (b) The pile of sand on the left on which four crops of uninoculated legumes have been grown and to which nothing has been added is still white infertile sand. The pile on the right on which four crops of legumes and legume bacteria have been grown and to which nothing else has been added is well on the way to become a fertile soil as is shown by its dark color. ton of clover turned under for the purpose of soil en- richment represents a gain to the soil of forty pounds of nitrogen. Sweet clover tops contain on the average 40 to 50 pounds of nitrogen per ton, so that every ton of sweel clover tops turned under for soil enrichment is worth. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bracken, John, 1883-. Winnipeg, Canada : The Grain Growers' Guide, Ltd.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectdryfarm, bookyear1921
