. Better fruit. Fruit-culture. Page 26 BETTER FRUIT February The New Agriculture WRITE FOR THIS FREE BOOK. FOR. 2,000 years most farmers have cultivated only ("i to 8 inches of soil. They have spent millions of dollars adding to these O-inch farms plant foods, such as potash, phos- phorous and lime, that already lay in the subsoil waiting to be made available. VERTICAL, FARMING. makes available tons per acre of new plant food, ensures abundant moisture and largely increases crop yields. VERTICAL FARMING =^s^^ aUS BAILEY, .4.«.. E. H . rm DR. G. E. BAILEY, Geologist at the Univers
. Better fruit. Fruit-culture. Page 26 BETTER FRUIT February The New Agriculture WRITE FOR THIS FREE BOOK. FOR. 2,000 years most farmers have cultivated only ("i to 8 inches of soil. They have spent millions of dollars adding to these O-inch farms plant foods, such as potash, phos- phorous and lime, that already lay in the subsoil waiting to be made available. VERTICAL, FARMING. makes available tons per acre of new plant food, ensures abundant moisture and largely increases crop yields. VERTICAL FARMING =^s^^ aUS BAILEY, .4.«.. E. H . rm DR. G. E. BAILEY, Geologist at the University of Southern California, has prepared a reading course of instruction in soils and vertical farming. AVe have printed it in a -n-ell illnstratert book. It will be mailed FREE ON REQUEST to anyone owning a farm iu the I'nited States. Get this book aliout soils. \Vork your farm to its full capacity. Know your land. Learn its composition. Use the fertilizers nature is storing beneatb your fi-inch farms. Send a postal request today for Vertical Fanning Booklet .'SSb-F. Be suie to state the acreage of the fanu yon own. Du Pont Powder Co. I Pioneer Powder Makers of America I Established 1802 WILMINGTON, DELAWARE pjiu^iL!iBJtMi'U''tu"U"M'yjLujiu''iyiitu'i'^j'^^^ Printing Point Does Not Bob Up and Down | CENTER AT WHICH THE TYPE IS DIRECTED IS AT REST WHEN IMPRESSION IS MADE. 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 Washington State Apple Commission. Hood River, Ore. , Better Fruit Pub. Co
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