Browse on keywords: crop rotation soil quality grain
Search results on 12/13/18
6117. Schafer, E.G., L.C. Wheeting and S.C. Vandecaveye. 1937. Crop rotations.. WA Agr. Expt. Sta. Bull. #344.
Evaluations of crop rotations conducted on plots at Pullman college farm, 1916-34. Bulletin is in two parts, Part I: effect of crop rotation on succeeding crops; Part II: effect of crop rotations on productivity of the soil. The highest average yield was the wheat/summer fallow rotation. Much variation was found in the N/C content of soil in the different plots under the same system of management. This bulletin contains an extensive amount of data. T: yield of winter wheat/summer fallow. Yield of winter wheat/peas. Yield of winter wheat/corn. Yield of spring wheat/peas. Yield of winter wheat/spring wheat/summer fallow. Yield of winter wheat/spring wheat/corn. Yield of winter wheat/spring wheat/sunflowers. Yield of winter wheat/spring wheat/potatoes. Yield of winter wheat/oats/corn. Yield of winter wheat/ sweetclover/peas.
6174. Severance, G., B. Hunter and P. Eke. 1930. Farming systems for eastern Washington and northern Idaho.. ID Agr. Expt. Sta. Bull. #173.
same as WA AES Bull. 244