?????????D?? L??n??
?????????PHERETIMA
?????????????????桢??π?????
??????????????????λ???Pheretima aspergillum ??E. Perrier??????????Pheretima vulgaris Chen??????????Pheretima guillelmi ??Michaelsen???????????Pheretima pectinifera Michaelsen ??????塣?????????????????????????????????????????^??????????????????????????????????????????????????????????
???????
??????????????????????????????????15??20cm????1??2cm????????????????????????????????????????14??16??????????????????????????????????β?????????????????????????????????18?????????С????????????????????????????????????????к????????????С????????10??20?????????????2???λ??7/8??8/9???????????????????????5/11??????????????????????????ζ????
????????8??15cm,??0.5??1.5cm????????????????????????????????????????????3?????6/7??8/9???????14??16?????????????????????18????????????????????????????????????????????????????????????????????????????????????????????????????????1????С?????
?????????????????????жΣ?????
????ζ?????????
????????Ρ???????????
?????????Ρ????????????磬??????????????????裬????鴤???????????????????????????????????????????????
???÷???????4.5??9g??
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