 | New York (State) Dept. of Agriculture - 1916 - 1148 стор.
...new and improved varieties of timothy 314 Cooperative tests of corn varieties 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318 Constitutional vigor in poultry 320 Sweet pea studies — III. Cultu-e of the sweet pea 321 Computing... | |
 | New York (State) Dept. of Agriculture - 1918 - 1184 стор.
...production. By Elmer S. Savage. Cornell University Agricultural Experiment Station. Bulletin 268. * Further experiments on the economic value of root crops for New York. By Edward R. Minns. Cornell University Agricultural Experiment Station. Bulletin 317. Dry Moisture... | |
 | 1913 - 928 стор.
...new and improved varieties of timothy 314 Cooperative tests of corn varieties 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318 Constitutional vigor in poultry 320 Sweet pea studies — III. Culture of the sweet pea 321 Computing... | |
 | New York State College of Agriculture - 1916 - 1160 стор.
...new and improved varieties of timothy 314 Cooperative tests of corn varieties 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318 Constitutional vigor in poultry 320 Sweet pea studies — III. Culture of the sweet pea 321 Computing... | |
 | Cornell University. Agricultural Experiment Station - 1908 - 332 стор.
...new and improved varieties of timothy 314 Cooperative tests of corn varieties 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318 Constitutional vigor in poultry 320 Sweet-pea studies — III. Culture of the sweet pea 325 Cherry... | |
 | New York (State). Department of Agriculture - 1917 - 1008 стор.
...of Ontario County 313 The production of new and improved varieties of timothy 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318 Constitutional vigor in poultry 320 Sweet-pea studies — III. Culture of the sweet pea 325 Cherry... | |
| |
County 307 An apple orchard survey of Ontario County 313 The production of new and improved varieties of timothy 314 Cooperative tests of corn varieties 316 Frosts in New York 317 Further experiments on the economic value of root crops for New York 318... 
