American Fertilizer

American Fertilizer

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FERTILIZING CORN IN IOWA O. S. Jensen, in Wallaces Farmer An idea quite prevalent some years ago was that the fertility of ... In each system, the effects of lime, of acid and rock phosphate, and of complete fertilizer, are being determined . ... The figures for eight fields given by Dr. P. E. Brown, of the soils department, show an average increase due to lime of 8.8 ... At the time of the Soils and Crops Field Day, July 4, the various plots showed marked differences, all of the fertilizer cornanbsp;...

Title:American Fertilizer
Publisher: - 1922


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