The Economic Value of Farm Manure as a Fertilizer on Iowa Soils, Volumes 229-241Agricultural Experiment Station, Iowa State College of Agriculture and Mechanic Arts, 1926 - Farm manure - 26 pages |
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average value Black Hawk County Bremer County Buena Vista County bushels Carrington loam Carrington silt loam Check Manure Increase Clay County Clover Corn Corn Clover Corn Oats clover showed Corn Corn Oats corn increases Corn Oats Clover Corn Oats Corn Corn showed County are given County Corn Corn County Corn Oats ECONOMIC VALUE FARM MANURE Field Series 200 Grundy silt loam Grundy silty clay Henry County Increase Value increases in corn IOWA EXPERIMENT FIELDS Lamoure silty clay large effects Lee County LOAM IOWA EXPERIMENT LOAM The results manure on corn manure per 4-yr manure produced Marion silt loam Muscatine County Muscatine silt loam Oats Clover Corn Oats Corn Corn Oats showed Oats were increased results secured Scott County silty clay loam Sioux County timothy Corn Corn ton of manure tons bu VALUE OF FARM Value of increase value of manure Wapello County Waverly Field Webster loam Webster silty clay yellowish-brown