. Soils and plant life as related to agriculture . Agriculture; Soils; Plants. 258 SOILS AND PLANT LIFE 195. How to succeed with Clovers. — The farmer who would succeed in growing these virtuous crops, which maintain the fertility of his lands and at the same time yield nutritious forage for his animals, must see to it that the causes of failure are, in so far as it is within his power to do so, removed. It follows that: (1) If the soil is acid, the acidity must be corrected. (2) If it is deficient in phosphorus or humus, these must be added to it. (3) If the necessary bacteria are absent from
. Soils and plant life as related to agriculture . Agriculture; Soils; Plants. 258 SOILS AND PLANT LIFE 195. How to succeed with Clovers. — The farmer who would succeed in growing these virtuous crops, which maintain the fertility of his lands and at the same time yield nutritious forage for his animals, must see to it that the causes of failure are, in so far as it is within his power to do so, removed. It follows that: (1) If the soil is acid, the acidity must be corrected. (2) If it is deficient in phosphorus or humus, these must be added to it. (3) If the necessary bacteria are absent from the soil, it must be inoculated. (4) A suitable nurse crop must be used. (5) The seed must be planted at the proper depth in a well-prepared seed bed and uniformly Fig. 114. — Applying limestone to the land. 196. How to correct an Acid Soil. — An acid soil may be corrected bj^ the adchtion of crushed limestone to it. This is one of the most abundant rocks found in Nature. It is used not only for making lime, but very commonly for foundations of houses, cellar walls, etc. When this rock is used to correct the acidity of the soil, at least half of it should be in the form of fine powder, or. 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 Cunningham, Jules Cool, 1879-; Lancelot, William Henry, 1874-. New York : Macmillan
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