共 32 条
- [1] [Anonymous], 1983, EPA600479020
- [2] [Anonymous], 1979, CLASSIFICATION WETLA
- [3] AUSMUS BS, 1980, MICROCOSMS POTENTIAL
- [4] COLE GA, 1979, TXB LIMNOLOGY, P261
- [5] EICHER TR, 1982, AER485 USDA EC RES S, P15
- [6] EICHERS TR, 1978, 418 AGR EC REP
- [7] ENGLAND DC, 1983, THESIS U MISSOURI CO, P8
- [9] GILL JL, 1971, J ANIM SCI, V33, P331
- [10] HAMMONS AS, 1981, EPA560681004