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Chinese Journal of Applied Ecology ›› 1995, Vol. 6 ›› Issue (3): 255-258.

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Dynamics of Tetranychus cinnabarinus natural poplation

Wu Qianhong1, Yang Guoping1, Jing Zuoqin1, Wang Haibo1, Qian Ji1   

  1. Fudan University, Shanghai 200433
  • Received:1993-12-27 Revised:1994-05-16 Online:1995-07-25 Published:1995-07-25

Abstract: Fuzzy cluster analysis on the dynamics of Tetranyschus cinnabarinus population in 1986-1993 shows that the population dynamics is differed in y6ars, areas and plot sizes, and there exists a significant difference between those of immature and adult T.cinnabarinus.

Key words: Tetranychus cinnabarinus, Population dynamics, Fuzzy cluster analysis, spring wheat, irrigation and nitrogen application, permanent raised bed, grain yield., root