2013 Vol. 30, No. 5

A target tree management assistant decision-making system based on GIS
SHEN Zhenming, WANG Yixiang, WU Tianhang, PAN Weihua, TONG Zhipeng, ZHANG Huafeng
2013, 30(5): 633-639. doi: 10.11833/j.issn.2095-0756.2013.05.001
[Abstract](33290) [PDF](1104)
Abstract:
To assist with stand operation design in target tree management,the Target Tree Management Assistant Decision-Making System was developed using GIS technology and C sharp(C#) language based on a model for individual forest tree size differences and c...
Analysis of single-point positioning precision in forestry using a G330 handheld GPS receiver
FENG Xiaona, XU Wenbing, TANG Mengping, WU Guangzheng
2013, 30(5): 640-647. doi: 10.11833/j.issn.2095-0756.2013.05.002
[Abstract](3701) [PDF](716)
Abstract:
In a forested area of Mount Tianmu,the precision of single point positioning with a G330 handheld GPS receiver compared to an observed value by GPS-RTK(Real Time Kinematic) was analyzed and evaluated. Results showed that(1) for BJ54 planimetric coord...
Contour extraction of point cloud data for tree branches
GAO Shizeng, ZHANG Huaiqing, LIU Min, HE Qingping, LUO Liping
2013, 30(5): 648-654. doi: 10.11833/j.issn.2095-0756.2013.05.003
[Abstract](3789) [PDF](744)
Abstract:
3D laser scanning technology was used with point cloud data of tree branches to measure the inherent complex characteristics and contour model of the branches was established. Branches were divided into different parts,and a hierarchical model of the...
Bamboo char for soil fertility improvement and nutrient uptake,yield,and quality in Brassica chinensis
MA Jiawei, HU Yangyong, YE Zhengqian, WANG Xudong, WU Dongtao,
SHAN Shengdao
,
WANG Hailong
2013, 30(5): 655-661. doi: 10.11833/j.issn.2095-0756.2013.05.004
[Abstract](3219) [PDF](812)
Abstract:
To study the effects of bamboo char on soil fertility improvement and on nutrient uptake,yield,and quality in Brassica chinensis,a field trial was conducted with four treatments: 1)control(no fertilizer);2) compound fertilizer(N∶P2O5∶K2O = 15∶15∶15)2...
Soil microbial biomass and biotic diversity with Bt insecticide
CHEN Mengyang, WEI Jian, GE Gaobo, SUN Ming, FENG Xiuzhi, WU Keren, LI Yongchun, XU Qiufang
2013, 30(5): 662-668. doi: 10.11833/j.issn.2095-0756.2013.05.005
[Abstract](3246) [PDF](666)
Abstract:
Environmental safety assessment of soil microbial is essential for development and application of Bt insecticide. To analyze the effects of Bt insecticide on soil microbial in vegetable and pine forest soils,a chloroform fumigation-extraction method ...
Infection and nodulation with Casuarina equisetifolia-Frankia symbiosis
ZHANG Xin, SHEN Aihua, LIN Yongjing, WANG Qiuqin, LIN Haiping
2013, 30(5): 669-673. doi: 10.11833/j.issn.2095-0756.2013.05.006
[Abstract](3633) [PDF](655)
Abstract:
Symbiotic nitrogen-fixing Frankia strains are well known to promote the growth of Casuarina trees in coastal area. The studies on their infection process are very important to utilize them as bioagents. The infection process of two symbiotic Frankia ...
Physical and chemical properties of several kinds of agriculture and forestry waste composite matrix and their effect on container seedling of Phoebe chekiangensis
WANG Xuyan, LIN Xiazhen, LI Lin, RUAN Ying, XING Xiaoming
2013, 30(5): 674-680. doi: 10.11833/j.issn.2095-0756.2013.05.007
[Abstract](3250) [PDF](729)
Abstract:
Litter, drug waste, sawdust, pecan shells, and corn straw were mixed with perlite and vermiculite to form 10 mixed matrixes of different proportions. The physical and chemical properties of the different mixed matrixes were analyzed by comparison wit...
Inter-ite incubation with leaf decomposition for three forest types
CHEN Lisha, ZHANG Jinchi, ZHUANG Jiayao, SI Dengyu
2013, 30(5): 681-688. doi: 10.11833/j.issn.2095-0756.2013.05.008
[Abstract](3081) [PDF](594)
Abstract:
The litter bag method was used to conduct an inter-site incubation experiment to study leaf decomposition changes and nutrient release for three forest types in the hilly areas of southern Jiangsu Province from January 2010 to May 2011. The Olsen exp...
Forest floor fed chickens and biodiversity
WU Xiaonan, MIAO Jinli, ZHENG Ying, PAN Feixiang, LIU Tingxia, Yilita, XIA Guohua, WEN Guosheng
2013, 30(5): 689-697. doi: 10.11833/j.issn.2095-0756.2013.05.009
[Abstract](3476) [PDF](800)
Abstract:
To study the influence of feeding chickens from the forest floor,typical investigation were used to obtain species diversity indices of the shrub and herb layers;soil physical and chemical properties;and the number of soil microorganisms in Carya cat...
A floristic analysis of Fagaceae in Zhejiang Province,China
LIU Binbin, LOU Luhuan, LIU Guangning
2013, 30(5): 698-705. doi: 10.11833/j.issn.2095-0756.2013.05.010
[Abstract](3585) [PDF](713)
Abstract:
A comparative study of Fagaceae flora in China was conducted. Six genera and 48 species(including varieties) of Fagaceae flora were found in Zhejiang Province,China of which evergreen trees comprised the most with 62.5%. Meanwhile,the genera having t...
Acid rain stress with leaf chlorophyll fluorescence in Pinus massoniana
SHEN Yan, Yilita, YIN Xiumin, YU Shuquan, LIU Meihua, GUAN Jieran
2013, 30(5): 706-713. doi: 10.11833/j.issn.2095-0756.2013.05.011
[Abstract](2860) [PDF](665)
Abstract:
Using a portable PAM-2100 fluorometer,potted plants of Pinus massoniana were used to study chlorophyll fluorescence parameters in different seasons,with three levels of simulated acid rain stress (heavy stress,pH 2.5;moderate stress,pH 4.0;and contro...
Fat content and fatty acid composition of ten Carya illinoensis cultivars
YU Chunlian, WANG Zhengjia, XIA Guohua, HUANG Jianqin, LIU Li
2013, 30(5): 714-718. doi: 10.11833/j.issn.2095-0756.2013.05.012
[Abstract](3751) [PDF](779)
Abstract:
This work analyzed the fat composition and the fatty acid composition of ten Carya illinoensis (pecan)cultivars by using gas chromatography and a correlation analysis. Results showed that fat content between 69.11%-78.19% for all pecan kernels,includ...
Insect diversity to monitor and evaluate forest environmental quality
LIU Jiamin, ZHANG Hui, HUANG Xiufeng, XU Huachao
2013, 30(5): 719-723. doi: 10.11833/j.issn.2095-0756.2013.05.013
[Abstract](3437) [PDF](730)
Abstract:
Insect biodiversity is an important indicator of forest ecosystem health. A systematic study of insect community diversity in three nature reserves of Zhejiang Province:Mount Tianmu,Mount Longwang,and Mount Baishanzu,was conducted using insect divers...
Manufacture and properties of Pinus kesiya flame retardant plywood
LI Xiaoping, WU Zhangkang, WANG Jun
2013, 30(5): 724-728. doi: 10.11833/j.issn.2095-0756.2013.05.014
[Abstract](3254) [PDF](740)
Abstract:
Pinus kesiya,which is widely used to make plywood,is commonly planted in Yunnan Province. To improve plywood properties(including mechanical and fire retardation properties)and promote safety because that the plywood panels without the fire retardati...
Effects of fertilizer on physical and mechanical properties of 5 years old Phyllostachys edulis
ZHOU Ziqiu, LU Yuanyuan, FAN Weiqing, YE Huiqun, WU Lidong
2013, 30(5): 729-733. doi: 10.11833/j.issn.2095-0756.2013.05.015
[Abstract](2875) [PDF](670)
Abstract:
To determine the effects of fertilizer on physical and mechanical properties of Phyllostachys edulis (moso bamboo),a test of longitudinal shear strength,compressive strength,flexural strength,flexural modulus,and longitudinal tensile strength on thre...
On farmer households’ response to the “Two Separations and Two Exchanges” policy
LU Xinyue, LI Lanying, WAN Chaowei, HUANG Wenjing, LI Lang
2013, 30(5): 734-739. doi: 10.11833/j.issn.2095-0756.2013.05.016
[Abstract](7295) [PDF](652)
Abstract:
TheTwo Separations and Two Exchangespolicy is an important reform for existing rural land system. Based on the 100-household-survey data of 5 villages in Yaozhuang township,Jiaxing City,this paper analyzed the householdswillingness to participate in ...
Effects of several environmental factors on litter decomposition
BU Tao, ZHANG Shuikui, SONG Xinzhang, JIANG Hong
2013, 30(5): 740-747. doi: 10.11833/j.issn.2095-0756.2013.05.017
[Abstract](3972) [PDF](820)
Abstract:
Litter decomposition is an important part of biogeochemical cycle in terrestrial ecosystems. This paper firstly described the general process of litter decomposition and the factors influencing decomposition. Then the effects of several environment f...
Parameter corrections for the Priestley-Taylor Model and applications in evapotranspiration estimation
LI Feifei, RAO Liangyi, Lü Kunlong, LI Huijie, SONG Dandan
2013, 30(5): 748-754. doi: 10.11833/j.issn.2095-0756.2013.05.018
[Abstract](4356) [PDF](914)
Abstract:
Accurate estimation and simulation of evapotranspiration could help promote water use efficiency and could also use provide a scientific basis for reasonable development of water resources and sustainable management of forest vegetation. The Priestle...
Research progresses on cholesterol 7α-hydroxylase gene (CYP7A1)
DU Xue, LI Jinjun, LU Lizhi, ZHAO Ayong
2013, 30(5): 755-760. doi: 10.11833/j.issn.2095-0756.2013.05.019
[Abstract](4359) [PDF](747)
Abstract:
As a key rate-limiting enzyme in classical biosynthesis pathway of bile acids,cholesterol 7-hy-droxylase(CYP7A1)plays a vital role in keeping homeostasis of cholesterol metabolism. The expression of CYP7A1 is regulated by many factors including its s...
Recent advances for plant ATP-binding cassette transporters
SHAO Ruoxuan, SHEN Yike, ZHOU Wenbin, FANG Jia, ZHENG Bingsong
2013, 30(5): 761-768. doi: 10.11833/j.issn.2095-0756.2013.05.020
[Abstract](5083) [PDF](1439)
Abstract:
The ATP-binding cassette(ABC) transporter family is a large protein family, including complete and half transporter proteins,with a variety of functions. The core unit of the complete ABC transporter protein contains two nucleotide-binding domains(NB...
Anatomy and basic density of Tsoongiodendron odorum
LIU Xiaoling, FU Yunlin
2013, 30(5): 769-776. doi: 10.11833/j.issn.2095-0756.2013.05.021
[Abstract](3464) [PDF](542)
Abstract:
To better protect and utilize Tsoongiodendron odorum plantations,fiber morphology,micro fiber silk angle,and basic density were studied for 27-years-old Tsoongiodendron odorum plantation wood. A cluster analysis is also employed. Results showed that:...
Interactions of bivalent metal ions and bovine serum albumins
GAO Xingjun, GUO Ming, LI Bing, GUO Jianzhong, LI Minghui
2013, 30(5): 777-783. doi: 10.11833/j.issn.2095-0756.2013.05.022
[Abstract](4110) [PDF](756)
Abstract:
To obtain the principal of the interactions among bovine serum albumins(BSA)and the bivalent metal ions,the interactions of five bivalent metal ions(Zn2+,Ni2+,Co2+,Ca2+,and Mg2+),and BSA were studied using fluorescence spectroscopy and ultraviolet sp...
Area change and protection countermeasures for Xiazhu Lake Wetlands,China
WANG Kaili, WANG Xiaode, ZHANG Cheng
2013, 30(5): 784-788. doi: 10.11833/j.issn.2095-0756.2013.05.023
[Abstract](3352) [PDF](494)
Abstract:
Xiazhu Lake Wetlands is a natural wetlands in the Yangtze River Delta Region of China with a high ecosystem diversity and a strong undisturbed native state. Using survey methods based on 3S(RS,GPS,GIS) technology,this research interpreted and compare...
Optimization of an AFLP protocol with four Phoebe species
ZHOU Shengcai, HUANG Huahong, TONG Zaikang, WU Xiaolin
2013, 30(5): 789-796. doi: 10.11833/j.issn.2095-0756.2013.05.024
[Abstract](9034) [PDF](681)
Abstract:
To meet the needs of an amplified-fragment-length-polymorphism(AFLP) protocol,high quality genome DNA was extracted from Phoebe chekiangensis,Phoebe sheareri,Phoebe zhennan,and Phoebe bournei seedlings with improved cetyltrimethylammonium bromide(CTA...
A new record of Sedum L. from east China
HONG Xin, LI Zhonglin, ZHOU Shoubiao
2013, 30(5): 797-798. doi: 10.11833/j.issn.2095-0756.2013.05.025
[Abstract](3291) [PDF](702)
Abstract:
Sedum elatinoides,a new record of Sedum L. is reported in East China. The voucher collection is collected from Zhejiang and kept at Anhui Normal University. It is morphologically similar to S. filipes and S. drymarioides,both found in East China,but ...