Scientia Silvae Sinicae ›› 2023, Vol. 59 ›› Issue (2): 30-39.doi: 10.11707/j.1001-7488.LYKX20210869
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Xiaohong Zhang1,2,Chaofan Zhou1,2,Zhuang Zhang1,2,Linyan Feng1,2,Liyong Fu1,2,Huiru Zhang2,3,*
Received:
2021-11-24
Online:
2023-02-25
Published:
2023-04-27
Contact:
Huiru Zhang
CLC Number:
Xiaohong Zhang,Chaofan Zhou,Zhuang Zhang,Linyan Feng,Liyong Fu,Huiru Zhang. Simulation on Crop Tree Management Tending and Thinning of Larix principis-rupprechtii Plantation in Chongli Winter Olympics Core Area Based on Coefficient of Light Competition[J]. Scientia Silvae Sinicae, 2023, 59(2): 30-39.
Table 1
Basic stand characteristics on sample plots for Larix principis-rupprechtii plantation"
标准地号Plot code | 树种组成Composition oftree species | 株数Stem number/hm?2 | 郁闭度Canopy cover | 胸径DBH/cm | 树高Height/m | 冠幅半径Crown diameter/m | ||||||||
最小Min. | 均值Mean | 最大Max. | 最小Min. | 均值Mean | 最大Max. | 最小Min. | 均值Mean | 最大Max. | ||||||
Ⅰ | 7L3B | 1 622 | 0.83 | 5.3 | 15.8 | 25.7 | 5.1 | 12.5 | 17.1 | 1.1 | 1.7 | 3.6 | ||
Ⅱ | 10L | 1 556 | 0.82 | 5.2 | 17.0 | 25.7 | 5.1 | 13.5 | 18.1 | 1.0 | 1.6 | 2.3 | ||
Ⅲ | 9L1B | 1 300 | 0.88 | 5.8 | 18.1 | 26.8 | 4.2 | 13.5 | 16.9 | 0.6 | 2.0 | 3.3 | ||
Ⅳ | 10L | 1 622 | 0.83 | 5.0 | 14.7 | 23.7 | 5.2 | 13.0 | 14.6 | 0.9 | 1.7 | 2.5 | ||
Ⅴ | 8L2B | 1 667 | 0.82 | 5.0 | 15.4 | 22.6 | 5.8 | 12.4 | 17.3 | 0.9 | 1.7 | 2.6 | ||
Ⅵ | 9L1B | 1 233 | 0.85 | 5.0 | 16.7 | 29.4 | 3.7 | 13.1 | 20.6 | 0.9 | 1.9 | 3.1 |
Table 2
Basic characteristics of crop trees for sample plots"
标准地号Plot code | 株数Stem number | 胸径DBH/cm | 树高Height/m | 冠幅半径Crown diameter/m | ||||||||
最小Min. | 均值Mean | 最大Max. | 最小Min. | 均值Mean | 最大Max. | 最小Min. | 均值Mean | 最大Max. | ||||
I | 11 | 20.5 | 22.6 | 25.7 | 12.6 | 15.1 | 16.6 | 1.6 | 2.2 | 2.5 | ||
II | 11 | 20.8 | 22.8 | 25.7 | 13.8 | 14.9 | 15.5 | 1.8 | 1.9 | 2.2 | ||
III | 11 | 20.3 | 23.2 | 26.4 | 13.6 | 15.1 | 16.9 | 2.1 | 2.4 | 2.9 | ||
Ⅳ | 11 | 19.1 | 21.4 | 23.7 | 12.4 | 14.3 | 15.9 | 1.7 | 2.3 | 2.5 | ||
Ⅴ | 11 | 19.2 | 21.2 | 23.6 | 12.6 | 14.5 | 15.4 | 1.6 | 2.0 | 2.5 | ||
Ⅵ | 11 | 20.6 | 23.1 | 27.7 | 13.5 | 15.2 | 16.7 | 1.7 | 2.2 | 2.8 |
Table 3
Spatial structural parameters comparison for crop trees before and after cutting"
指标Parameters | 伐前Before cutting | 伐后After cutting | ||||
c=1.0 | c=0.9 | c=0.8 | c=0.7 | c=0.6 | ||
Q | 3 198±560.6 | 3 363.1±434.6 | 3 775.1±352.9 | 4 217.7±326.1 | 4 515.5±438 | 4 653.2±372 |
Q变化幅度Change range of Q(%) | — | 5.16 | 18.05 | 31.88 | 41.20 | 45.50 |
| 0.462±0.043 | 0.477±0.049 | 0.477±0.064 | 0.53±0.047 | 0.545±0.032 | 0.523±0.019 |
| — | 3.22 | 3.22 | 14.69 | 17.93 | 13.17 |
| 0.114±0.103 | 0.129±0.124 | 0.152±0.142 | 0.159±0.14 | 0.174±0.149 | 0.174±0.149 |
| — | 13.16 | 33.33 | 39.47 | 52.63 | 52.63 |
| 0.955±0.019 | 0.864±0.098 | 0.735±0.139 | 0.614±0.17 | 0.508±0.187 | 0.530±0.198 |
| — | ?9.52 | ?23.02 | ?35.71 | ?46.83 | ?44.44 |
| 0.419±0.103 | 0.419±0.103 | 0.467±0.123 | 0.49±0.101 | 0.485±0.108 | 0.500±0.087 |
| — | 0 | 11.46 | 16.95 | 15.75 | 19.33 |
| 0.454±0.01 | 0.433±0.003 | 0.425±0.004 | 0.42±0.006 | 0.419±0.005 | 0.416±0.008 |
| — | ?4.63 | ?6.39 | ?7.49 | ?7.71 | ?8.37 |
Table 4
Spatial structural parameters comparison for stands before and after cutting"
指标Parameters | 伐前Before cutting | 伐后After cutting | ||||
c=1.0 | c=0.9 | c=0.8 | c=0.7 | c=0.6 | ||
Q | 2 835.5±233.3 | 2 914.5±192.5 | 3 018.1±194.3 | 3 135.5±148.1 | 3 226.2±129.9 | 3 270.1±131.2 |
Q变化幅度Change range of Q(%) | — | 2.79 | 6.44 | 10.58 | 13.78 | 15.33 |
| 0.459±0.024 | 0.456±0.027 | 0.455±0.032 | 0.467±0.032 | 0.473±0.025 | 0.469±0.027 |
| — | ?0.65 | ?0.87 | 1.74 | 3.05 | 2.18 |
| 0.106±0.082 | 0.116±0.088 | 0.123±0.091 | 0.128±0.093 | 0.132±0.096 | 0.135±0.098 |
| — | 9.43 | 16.04 | 20.75 | 24.53 | 27.36 |
| 0.918±0.032 | 0.873±0.05 | 0.828±0.048 | 0.782±0.057 | 0.764±0.059 | 0.758±0.062 |
| — | ?4.90 | ?9.80 | ?14.81 | ?16.78 | ?17.43 |
| 0.362±0.025 | 0.348±0.028 | 0.346±0.034 | 0.349±0.031 | 0.353±0.029 | 0.357±0.026 |
| — | ?3.87 | ?4.42 | ?3.59 | ?2.49 | ?1.38 |
| 0.545±0.014 | 0.541±0.019 | 0.539±0.02 | 0.538±0.021 | 0.537±0.023 | 0.536±0.023 |
| — | ?0.73 | ?1.10 | ?1.28 | ?1.47 | ?1.65 |
曹小玉, 李际平, 胡园杰, 等 杉木生态林林分间伐空间结构优化模型. 生态学杂志, 2017, 36 (4): 1134- 1141. | |
Cao X Y, Li J P, Hu Y J, et al Spatial structure optimizing model of stand thinning of Cunninghamia lanceolata ecological forest . Chinese Journal of Ecology, 2017, 36 (4): 1134- 1141. | |
陈科屹, 张会儒, 雷相东, 等 基于目标树经营的抚育采伐对云冷杉针阔混交林空间结构的影响. 林业科学研究, 2017, 30 (5): 718- 726. | |
Chen K Y, Zhang H R, Lei X D, et al Effect of thinning on spatial structure of spruce-fir mixed broadleaf-conifer, forest base on crop tree management. Forest Research, 2017, 30 (5): 718- 726. | |
董希斌, 王立海 采伐强度对林分蓄积生长量与更新影响的研究. 林业科学, 2003, 39 (6): 122- 125. | |
Dong X B, Wang L H Impacts of cutting intensity on volume increment and regeneration of different forestst. Scientia Silvae Sinicae, 2003, 39 (6): 122- 125. | |
何贤勤, 钟少伟, 段 钰, 等 浅析近自然森林经营与传统森林抚育的差异. 中国林业经济, 2014, (4): 48- 50. | |
He X Q, Zhong S W, Duan Y, et al A brief analysis of divergences between near-natural forest management and traditional forest tending. China Forestry Economy, 2014, (4): 48- 50. | |
何友均, 梁星云, 覃 林, 等 南亚热带马尾松红椎人工林群落结构、物种多样性及基于自然的森林经营. 林业科学, 2013, 49 (4): 24- 33.
doi: 10.11707/j.1001-7488.20130404 |
|
He Y J, Liang X Y, Qin L, et al Community structure, species diversity of Pinus massoniana and Castanopsis hystrix plantation and the nature-based forest management in the southern subtropical China . Scientia Silvae Sinicae, 2013, 49 (4): 24- 33.
doi: 10.11707/j.1001-7488.20130404 |
|
胡雪凡, 段光爽, 张会儒, 等 蒙古栎次生林林木竞争对不同抚育间伐方式的响应. 林业科学研究, 2021, 34 (1): 1- 9. | |
Hu X F, Duan G S, Zhang H R, et al Responses of competition in Quercus mongolica secondary forests to different tending interstitial methods . Forest Research, 2021, 34 (1): 1- 9. | |
胡雪凡, 张会儒, 周超凡, 等 不同抚育间伐方式对蒙古栎次生林空间结构的影响. 北京林业大学学报, 2019, 41 (5): 137- 147. | |
Hu X F, Duan G S, Zhang H R, et al Effects of different thinning patterns on the spatial structure of Quercus mongolica secondary forests . Journal of Beijing Forestry University, 2019, 41 (5): 137- 147. | |
胡艳波, 惠刚盈 基于相邻木关系的林木密集程度表达方式研究. 北京林业大学学报, 2015, 37 (9): 1- 8. | |
Hu Y B, Hui G Y How to describe the crowding degree of trees based on the relationship of neighboring trees. Journal of Beijing Forestry University, 2015, 37 (9): 1- 8. | |
惠刚盈, von Gadow Klaus, Albert Matthias. 1999. 角尺度——一个描述林木个体分布格局的结构参数. 林业科学, 35(1): 37−42. | |
Hui G Y, von Gadow K, Albert M. 1999. The neighborhood pattern: a new structure parameter for describing distribution of forest tree position. Scientia Silvae Sinicae, 35(1): 37−42. [in Chinese] | |
惠刚盈, 胡艳波, 赵中华, 等. 2013, 基于交角的林木竞争指数. 林业科学, 49(6): 68−73. | |
Hui G Y, Hu Y B, Zhao Z H, et al. 2013. A forest competition index based on intersection angle. Scientia Silvae Sinicae, 49(6): 68−73. [in Chinese] | |
李婷婷, 陆元昌, 姜 俊, 等 马尾松人工林森林经营模式评价. 西北林学院学报, 2015, 30 (1): 164- 171. | |
Li T T, Lu Y C, Jiang J, et al Assessment of management model of Pinus massoniana plantation . Journal of Northwest Forestry University, 2015, 30 (1): 164- 171. | |
陆元昌, 张守攻, 雷相东, 等 人工林近自然化改造的理论基础和实施技术. 世界林业研究, 2009, 22 (1): 20- 27. | |
Lu Y C, Zhang S G, Lei X D, et al Theoretical basis and implementation techniques on close-to-nature transformation of plantations. World Forestry Research, 2009, 22 (1): 20- 27. | |
陆元昌. 2006. 近自然森林经营的理论与实践. 北京: 科学出版社. | |
Lu Y C. 2006. Theory and practice of near-natural forest management. Beijing: Science Press. [in Chinese] | |
吕 勇, 臧 颢, 万献军, 等. 2012 基于林层指数的青椆混交林林层结构研究. 林业资源管理, (3): 81−84. | |
Lü Y, Zang H, Wan X J, et al. 2012. Storey structure study of Cyclobalanopsis myrsinaefolia mixed stand based on storey index. Forest Resources Management, (3): 81−84. [in Chinese] | |
宁金魁, 陆元昌, 赵浩彦, 等 北京西山地区油松人工林近自然化改造效果评价. 东北林业大学学报, 2009, 37 (7): 42- 44.
doi: 10.3969/j.issn.1000-5382.2009.07.015 |
|
Ning J K, Lu Y C, Zhao H Y, et al Assessment on close to nature transform of Pinus tabulaeform plantation in Xishan region, Beijing . Journal of Northeast Forestry University, 2009, 37 (7): 42- 44.
doi: 10.3969/j.issn.1000-5382.2009.07.015 |
|
石 乐, 李际平, 赵春燕, 等 基于林木竞争关系的闽楠人工林目标树密度研究. 林业资源管理, 2017, (4): 37- 43. | |
Shi L, Li J P, Zhao C Y, et al Study on the target tree density of Phoebe bournei plantation based on competition relationship of forest trees . Forest Resources Management, 2017, (4): 37- 43. | |
宋玉福. 2015. 目标树经营单木生长模型及干扰树采伐模拟. 北京: 中国林业科学研究院. | |
Song Y F. 2015. Individual Tree growth models and competitiors harvesting simulation for target tree-oriented management. Beijing: Chinese Academy of Forestry. [in Chinese] | |
汤孟平, 唐守正, 雷相东, 等 林分择伐空间结构优化模型研究. 林业科学, 2004, 40 (5): 25- 31.
doi: 10.3321/j.issn:1001-7488.2004.05.004 |
|
Tang M P, Tang S Z, Lei X D, et al Study on spatial structure optimizing model of stand selection cutting. Scientia Silvae Sinicae, 2004, 40 (5): 25- 31.
doi: 10.3321/j.issn:1001-7488.2004.05.004 |
|
王懿祥, 张守攻, 陆元昌, 等. 2014. 干扰树间伐对马尾松人工林目标树生长的初期效应. 林业科学, 50(10): 67−73 . | |
Wang Y X, Zang S G, Lu Y C, et al. 2014. Initial effects of crop trees growth after crop tree release on Pinus massoniana plantation. Scientia Silvae Sinicae, 50(10): 67−73. [in Chinese] | |
尹海锋, 苏 宇, 郭茂金, 等 目标树经营初期对柏木人工林土壤线虫群落的影响. 生态学报, 2019, 39 (10): 3607- 3621. | |
Yin H F, Su Y, Guo M J, et al Effects of early crop-tree release on soil nematode communities in a Cupressus funebris plantation . Acta Ecologica Sinica, 2019, 39 (10): 3607- 3621. | |
尤文忠, 赵 刚, 张慧东, 等 抚育间伐对蒙古栎次生林生长的影响. 生态学报, 2015, 35 (1): 56- 64. | |
You W Z, Zhao G, Zhang H D, et al Effects of thinning on growth of mongolian oak (Quercus mongolica) secondary forests . Acta Ecologica Sinica, 2015, 35 (1): 56- 64. | |
张晓红, 张会儒, 卢 军, 等 美国目标树经营体系及其经营效果研究进展. 世界林业研究, 2016, 29 (2): 91- 96. | |
Zhang X H, Zhang H R, Lu J, et al Research progress in crop tree release and its effect in the United States. World Forestry Research, 2016, 29 (2): 91- 96. | |
张晓红, 张会儒, 卢 军, 等 目标树抚育间伐对蒙古栎天然次生林生长的初期影响. 林业科学, 2020, 56 (10): 83- 92. | |
Zhang X H, Zhang H R, Lu J, et al Early effects of crop tree release tending on growth of natural secondary Quercus mongolica forest . Scientia Silvae Sinicae, 2020, 56 (10): 83- 92. | |
张晓红, 张会儒 蒙古栎次生林垂直结构特征对目标树经营的响应. 北京林业大学学报, 2019, 41 (5): 56- 65. | |
Zhang X H, Zhang H R Response of vertical structure characteristics of natural secondary Quercus mongolica forest to crop tree release . Journal of Beijing Forestry University, 2019, 41 (5): 56- 65. | |
郑景明, 张春雨, 周金星, 等 云蒙山典型森林群落垂直结构研究. 林业科学研究, 2007, 20 (6): 768- 774. | |
Zheng J M, Zhang C Y, Zhou J X, et al Study on vertical structure of forest communities in Yunmeng Shan. Forest Research, 2007, 20 (6): 768- 774. | |
周超凡, 冯林艳, 何 潇, 等 目标树经营对云冷杉针阔混交林单木生长的影响研究. 林业科学研究, 2022, 35 (2): 1- 9.
doi: 10.13275/j.cnki.lykxyj.2022.02.003 |
|
Zhou C F, Feng L Y, He X, et al Study on effectiveness of crop tree management for individual tree growth in spruce-fir coniferous-broadleaved mixed forest. Forest Research, 2022, 35 (2): 1- 9.
doi: 10.13275/j.cnki.lykxyj.2022.02.003 |
|
周超凡, 张会儒, 徐奇刚, 等 基于相邻木关系的林层间结构解析. 北京林业大学学报, 2019, 41 (5): 66- 75.
doi: 10.13332/j.1000-1522.20190051 |
|
Zhou C F, Zhang H R, Xu Q G, et al Analysis of inter-layer structure based on the relationship of neighboring trees. Journal of Beijing Forestry University, 2019, 41 (5): 66- 75.
doi: 10.13332/j.1000-1522.20190051 |
|
朱 宇, 刘兆刚, 金光泽 大兴安岭天然落叶松林单木健康评价. 应用生态学报, 2013, 24 (5): 1320- 1328.
doi: 10.13287/j.1001-9332.2013.0294 |
|
Zhu Y, Liu Z G, Jin G Z Health assessment of individual trees in Larix Gemelinii forest in Great Xing’an Mountains of China . Chinese Journal of Applied Ecology, 2013, 24 (5): 1320- 1328.
doi: 10.13287/j.1001-9332.2013.0294 |
|
Gary D L. 2007. Ten year growth response of red and white oak crop trees to intensity of crown release//Walrop T A. Department of Agriculture, Forestry Service, Sourthen Research Station, 163-167. | |
Healy W M, Lewis A M, Boose E F Variation of red oak acorn production. Forest Ecology and Management, 1999, 116 (1/2/3): 1- 11. | |
Kochenderfer J D, Zedaker S M, Johnson J E, et al. 2001. Herbicide hardwood crop tree release in central West Virginia. Northern Journal of Applied Forestry, 18(2): 46-54. | |
Latham P A, Zuuring H R, Coble D W A method for quantifying vertical forest structure. Forest Ecology and Management, 1998, 104 (1/3): 157- 170. | |
Li Y, Ye S, Hui G, et al Spatial structure of timber harvested according to structure-based forest management. Forest Ecology and Management, 2014, 322, 106- 116.
doi: 10.1016/j.foreco.2014.02.042 |
|
Pommerening A, Grabarnik P. 2019. Individual-based methods of forest ecology and management. Springer, Cham. | |
Pommerening A, Maleki K, Haufe J. 2021. Tamm review: individual-based forest management or seeing the trees for the forest. Forest Ecology and Management, 501:119677. | |
Pommerening A Approaches to quantifying forest structures. Forestry, 2002, 75, 305- 324.
doi: 10.1093/forestry/75.3.305 |
|
Pommerening A Evaluating structural indices by reversing forest structural analysis. Forest Ecology and Management, 2006, 224 (3): 266- 277.
doi: 10.1016/j.foreco.2005.12.039 |
|
Pretzsch H, Gerhard S Effect of tree species mixing on the size structure, density, and yield of forest stands. European Journal of Forest Research, 2015, 135 (1): 1- 22. | |
R Development Core Team. 2020. R: A language and environment for statistical computing. R Foundation for Statistical Computing. Vienna, Austria. http://www.r-project.org. | |
Schuler T M Crop tree release improves competitiveness of northern red oak growing in association with black cherry. Northern Journal of Applied Forestry, 2006, 23 (2): 77- 82.
doi: 10.1093/njaf/23.2.77 |
|
Wang B, Bu Y, Tao G, et al Quantifying the effect of crown vertical position on individual tree competition: total overlap index and its application in sustainable forest management. Sustainability, 2020, 12 (18): 7498.
doi: 10.3390/su12187498 |
|
Zenner E K, Puettmann K J Contrasting release approaches for a mixed paper birch (Betula papyrifera)–quaking aspen (Populus tremuloides) stand . Northern Journal of Applied Forestry, 2008, 25 (3): 124- 132.
doi: 10.1093/njaf/25.3.124 |
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