The book Introduction to General Science; With Experiments was written by author Percy Elliott Rowell Here you can read free online of Introduction to General Science; With Experiments book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Introduction to General Science; With Experiments a good or bad book?
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/. 1610 : 47-49. Tillage, Fall Plowing, and Subsoil Plowing. G. 1611 : 60-69. Tillage, and How it is Performed. H. 1612 : 96-98. The Increase of the Water-holding Content. 149. CONSERVATION OF MOISTURE TILLING Water is lost from the soil by evaporation from the surface of the ground, and from the surface of plants growing in the soil. While this evaporation from the crops cannot be pre- vented, and it is not to be desired, yet by the removal of weeds we can prevent a large unnecessary evaporati...on. As far as 208 INTRODUCTION TO GENERAL SCIENCE possible, all the water of the soil should be forced to pass up through the cultivated plants, carrying with it plant food. Any water which passes out of the soil through other means is a loss. The prevention of unnecessary loss of water is called conservation. The capillarity of the soil must be broken up, which can be accomplished by loosening the surface, and leaving what is called a dry mulch. There are some practices which seem to produce the desired result, although they cause loss.
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