Scientia Silvae Sinicae ›› 1997, Vol. 33 ›› Issue (1): 59-65.
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Zhichun Xu,Zhenyu Li,Kai Li,Donghui Huang,Xiang Zhang
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Abstract:
Anthrone colorimetry is applied to detect the suger content from the trunk base of Chinese pine under the various intensity of leaf-fall.The result shows that Chinese pine has the ability of compensation and super compensation to the defoliation of artificial simulantion and natural endangerment resulted from pine caterpillar.With more needle loss of 2-3yrs old leaves, the normal growth of annual needles relies on the stored nutritional from the trunk base of Chinese pine.Even if there are in tensive losses of 2-3yrs old leaves for 3years, the chinese pine doesn't come to die and keeps natural growth.
Key words: Pinus tabulaeformis Carr., Chinese pine caterpillar, Compensation, Super compensation, Ecological management
Zhichun Xu,Zhenyu Li,Kai Li,Donghui Huang,Xiang Zhang. A STUDY ON RESPONSE OF CHINESE PINE (PINUS TABULAEFORMIS CARR.) ENDAMAGED BY PINE CATERPILLAR[J]. Scientia Silvae Sinicae, 1997, 33(1): 59-65.
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Table 1
Percentage contents of soluble carbohydrate and starch from trunk base of Chinese pine damaged by pine caterpillar"
Table 2
Variance analysis of starch contents from trunk base of Chinese pine in Luanping"
Table 3
Percentage contents of soluble carbohydrate and starch in xylem from trunk base of Chinese pine before and after artificial defoliation"
Table 4
Percentage contents of soluble carbohydrate and starch in phloem from trunk base of Chinese pine before and after artificial defoliation "
Table 5
Variance analysis of starch contents from trunk base of chinese pine in Funing"
Table 6
The length of main tops and needles of chinese pine after artificial and natural defoliation in 1992 and 1993"
Table 7
Variance analysis of 1 age needle length"