Effect of selection on the yield of a cross between varieties of corn
Richey, Feederick D.
Effect of selection on the yield of a cross between varieties of corn - Washington 1924 - 1-20 p. - Yield, Varieties, Corn United State of Department of Agriculture. Bulletin No. 1209 .
Effect of selection on the yield of a cross between varieties of corn - Washington 1924 - 1-20 p. - Yield, Varieties, Corn United State of Department of Agriculture. Bulletin No. 1209 .