黑斑蛙 meaning in English

pond green frog
r. nigromaculata
rana nigromaculata
rana nigromaculate

Toxicity of heavy metal irons to embryos and larvae of rana nigromaculata
重金属离子对黑斑蛙胚胎及蝌蚪的毒性影响
The proteinase activity during early embryonic development of rana nigromaculata
黑斑蛙早期胚胎发育过程中蛋白酶活性
Comparative anatomy of reproductive systems of rana nigromaculata and bufo gargarizans
黑斑蛙和中华大蟾蜍生殖系统的比较解剖
The development process , from fertilized egg to spiracular formation can be divided into 26 stages , took 212 . 94 hours under the water temperature of ( 20 0 . 5 ) and 170 . 95 hours under the natural temperature ( 21 . 5 24 ) . the external morphological characteristics in various stages of the embryonic development were similar to those of rana nigromaculata , but the hatching stage was later than that of rana nigromaculata and earlier than that of rana limnocharis
自受精卵期至鳃盖完成期共分为26个时期，其发育历程及各时期胚胎外形特征与黑斑蛙基本相似，但孵化期比黑斑蛙推迟三个胚期而早于泽蛙，在水温( 20 0 . 5 )及常温（ 21 . 5 24 ）条件下，其胚胎发育的全时程分别为212 . 94小时和170 . 95小时。