The effect ofDendrolimus superans breakout on growth of trees
Ma Dongmei , Qin Shili , Song Chunbin , Lu Kuicheng , Zhang Baohong , Liu Jiming
Journal of Forestry Research ›› 1998, Vol. 9 ›› Issue (4) : 269 -272.
The effect ofDendrolimus superans breakout on growth of trees
The effect ofDendrolimus superans on growth of trees was investigated after the breakout in Shibazhan forest area in 1990. Stem analysis was conducted for determining the tree increment loss. The result showed that the current annual increment for extreme heavily damaged, heavily damaged, moderately damaged and lightly damaged stands is 14%, 39.8%, 64% and 82% of that of the control forest respectively.
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Nanjing Agricultural Institute Insect ecology and forecasting. 1985, Beijing: China Agriculture Press |
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