The duration of Neoscona doenitzi shorens gradually as the temperature rises from 20-35℃. The limit values of this shortening are 24 days for the females and 23 days for the males. The duration of the females is 1 - 3 days longer than that of the males. With the augmentation of instars, the mortality of the young spiderlings decreases. The threshold temperature of development for the whole generation is 10.35℃, and the effective temperature summation is 738.19 day degrees.The optimum temperature for its rep...