| 000 | 00348 a2200133 4500 | ||
|---|---|---|---|
| 080 |
_a631.95 _bA 512 I |
||
| 245 | 1 |
_aAmerican Institute of Crop Ecology series _b22 : _cby M.Y. Nuttonson |
|
| 260 |
_aWashington _c1961 |
||
| 650 | _aAgricultural Ecology | ||
| 650 | _aCrop Ecology | ||
| 100 | 1 |
_aNuttonson, M.Y. _d |
|
| 300 | _a600 p. | ||
| 901 | _a72852 | ||
| 999 |
_c45657 _d45657 |
||