有效积温法则
- 网络law of effective accumulative temperature;law of effective temperature;tempe-rature summation law;law of effeetive aeeu-mulative temperature
有效积温法则-
依据有效积温法则，对中国12个主要地理品系卤虫卵的孵化速度、发育起点温度及其发育同步性作了分析。
According to the rule of the effective accumulative temperature , the hatching speed , developing threshold temperature and developing synchrotron of Artemia eggs from 12 major geographical strains in China have been studied .
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依据有效积温法则计算的1～4龄若蚜和全若虫期的发育起点分别是12.5,7.8,10.3,4.1和9.3℃，有效积温分别是14.6,43.9,29.9,31.9和117.2日.度。
The developmental threshold temperature of 1 ~ 4 instar nymphs and whole nymph stage are estimated to be 12.5,7.8,10.3,4.1 and 9.3 ℃ respectively , and the effective accumulated temperatures for these stages are 14.6,43.9,29.9,31.9 and 117.2 degree-day respectively .