BOOKQUE

Wheat: Varieties, Breeding, Cultivation
Willet Martin Hays
· 1899
For Better Crops
Cyril George Hopkins , Willet Martin Hays , Perry Greeley Holden , Joseph Elwyn Wing , Waldo Franklin Brown , Leon Wilson Chase , Thomas Shaw
· 1911
Meadows and Pastures in Minnesota
Willet Martin Hays
· 1890
Agriculture, Industries, and Home Economics in Our Public Schools
Willet Martin Hays
· 1908
Co-operation, True Americanism: Read Before the Southern States Association of the Commissioners of Agriculture and Other Agricultural Workers Columbia, South Carolina, November, 1907
Willet Martin Hays
· 1908
Breeding Plants and Animals
Willet Martin Hays
· 1906
Diptera of Minnesota: Two-winged Flies Affecting the Farm, Garden, Stock and Household
Archie Dell Wilson , Frederic Leonard Washburn , Harry Snyder , Myron Herbert Reynolds , Samuel Bowdlear Green , Willet Martin Hays
· 1905
Pruning the Roots of Corn: Deep Vs. Shallow Cultivation ; Improving Corn : Cross Fertilization and Selection ; Peas, Beans, Flax and Other Crops
Willet Martin Hays
· 1890
Farm Development: An Introductory Book in Agriculture, Including a Discussion of Soils, Selecting & Planning Farms, Subduing the Fields, Drainage, Irrigation, Roads, Fences, Together with Introductory Chapters Concerning Farm Business, and the Relations of General Science to Agriculture
Willet Martin Hays
· 1910
Grain and Forage Crops
Willet Martin Hays
· 1893