Fire RetardantMechanism of the Non-managed andPartlyManagedMulti-layer Firebreak Forests

HONG Chang-fu

Non-managed and partlym anaged fire retardantmulti-layer f irebreak forests w ith h igh fire retardant efficiency and low management costw ere estab lished in mountain gu llies and on low ridges using var ious afforestationmeasures, and fire retardantm echan ism w as analyzed by investigat ing re lated fire retardant factors. Results show edthat non-m anagedmulti-layer f irebreak forest belt got the h ighest fire retardant effic iencyw ith the h ighest capac ity oflum inous energy reduction, temperature decreasing, mo isture keeping and w ind break ing. Hum id ity ratio in liv ingplants layer, lither layer and so ilw as also the h ighest in investigated forest types. F ire retardant efficiency of thepartly managed mult i-layer firebreak forest be lt w as less than the non-managed be l.t And the sing le layer firebreakforest on uppermountain ridges show ed the least f ire retardant effic iency. Based on these resu lts, suggestsw ere g iven on non-managed and partlymanaged fire retardantmulti-ayer firebreak forest estab lishment bym aking use of themo ist env ironment w ith remained broadlea f forest inmounta in gu llies and low ridges near the gu lly. Suggestionsw erealso g iven on reconstruction o f the ex ist ing single layer firebreak forest on uppermountain ridges.

1. Changtai YanxiT ree Farm, Fu jian Provin ce, Changtai 363902, Fu jian, Ch ina

Received Date: 2006-04-28

Abstract: Non-managed and partlym anaged fire retardantmulti-layer f irebreak forests w ith h igh fire retardant efficiency and low management costw ere estab lished in mountain gu llies and on low ridges using var ious afforestationmeasures, and fire retardantm echan ism w as analyzed by investigat ing re lated fire retardant factors. Results show edthat non-m anagedmulti-layer f irebreak forest belt got the h ighest fire retardant effic iencyw ith the h ighest capac ity oflum inous energy reduction, temperature decreasing, mo isture keeping and w ind break ing. Hum id ity ratio in liv ingplants layer, lither layer and so ilw as also the h ighest in investigated forest types. F ire retardant efficiency of thepartly managed mult i-layer firebreak forest be lt w as less than the non-managed be l.t And the sing le layer firebreakforest on uppermountain ridges show ed the least f ire retardant effic iency. Based on these resu lts, suggestsw ere g iven on non-managed and partlymanaged fire retardantmulti-ayer firebreak forest estab lishment bym aking use of themo ist env ironment w ith remained broadlea f forest inmounta in gu llies and low ridges near the gu lly. Suggestionsw erealso g iven on reconstruction o f the ex ist ing single layer firebreak forest on uppermountain ridges.

HTML

Reference (11)

[1]	漆荣, 张家来, 曾祥福, 等. 湖北省生物防火林带模式研究[J] . 华中农业大学学报, 2002, 21( 1 ) : 80~ 82
[2]	刘芳. 浅谈生物防火林带效能及其建设[J] . 林业勘察设计,2005 ( 2) : 107 ~ 109
[3]	郑焕能. 综合森林防火体系[M] . 哈尔滨: 东北林业大学出版社, 1990: 38 ~ 39
[4]	邵占杰林其钊, 路长. 防火树种阻火特性的实验研究[J]. 火灾科学, 2002, 11( 4) : 222~ 227
[5]	黄龙杰. 免修半免修阔叶林复层防火林带建立及效果[J] . 林业科技开发, 2005, 19( 6) : 58
[6]	云南林学院. 气象学[M]. 北京: 农业出版社, 1979
[7]	周正. 营林工程师手册[M] . 哈尔滨: 黑龙江科学技术出版社,1979: 148
[8]	陈存及. 森林消防[M]. 厦门: 厦门大学出版社, 1996: 31~ 34
[9]	(日)消防厅消防课, 地域防灾课. 林野火灾的警防战术[M] . 霍风, 董斌兴, 徐福岚, 等译. 哈尔滨: 黑龙江科学技术出版社,1992: 121
[10]	舒立福, 田晓瑞, 李惠凯. 防火林带研究进展[J] . 林业科学,1999, 35 ( 4) : 80~ 85
[11]	舒立福, 田晓瑞, 林其昭. 防火林带的理论与应用[J]. 东北林业大学学报, 1999, 27( 3 ): 71~ 75

Fire RetardantMechanism of the Non-managed andPartlyManagedMulti-layer Firebreak Forests

Abstract

References

Proportional views

通讯作者: 陈斌, bchen63@163.com

Proportional views