| 000 | 00724nam a2200193Ia 4500 | ||
|---|---|---|---|
| 008 | 160601s9999 xx 000 0 und d | ||
| 100 |
_aParker, William N, ed. series _928057 |
||
| 100 |
_aTrue, Alfred Charles _928058 |
||
| 245 | _aHistory of agricultural experimentation and research in the United States | ||
| 260 | _aNew York | ||
| 260 | _bJohnson reprint corporation | ||
| 260 | _c1937 | ||
| 300 | _avi,321; ill | ||
| 440 |
_aHistory of American economy : studies and materials for study _928059 |
||
| 650 |
_aAgricultural experiments _928060 |
||
| 650 |
_aAgricultural research - United States _928061 |
||
| 650 |
_aAgricultural research - United States - history _928062 |
||
| 650 |
_aExperimentation stations _928063 |
||
| 999 |
_c9297 _d9297 |
||