| 000 | 00397nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 130223s9999 xx 000 0 und d | ||
| 100 | _aRoman, J. | ||
| 245 | _aNematodes of Puerto Rico the genus Helicotylenchus Steiner 1945 (Nematoda : Hopl | ||
| 260 | _aRio Piedras | ||
| 260 | _c1965 | ||
| 300 | _a24 p. | ||
| 440 | _aNo. 41; Puerto Rico Agricultur | ||
| 901 | _pS11531 | ||
| 942 |
_cB _2udc |
||
| 999 |
_c128213 _d128213 |
||