2008 Vol. 25, No. 3
2008, 25(3): 267-271.
Abstract:
To probe optimal combing technologies and to design and manufacture the best possible rolls for a combing machine, sawmill slabs of Chinese fir(Cunninghamia lanceolata) were rolled radially without in cross direction. Thickness, moisture content, and...
To probe optimal combing technologies and to design and manufacture the best possible rolls for a combing machine, sawmill slabs of Chinese fir(Cunninghamia lanceolata) were rolled radially without in cross direction. Thickness, moisture content, and...
2008, 25(3): 272-276.
Abstract:
A method for the detection of defects in the wood surface by grey histogram, which was analyzed by 25 grades for every 4×4 block pixels, was studied in the research. It judged the existence of defects in the woods according to the color break in grey...
A method for the detection of defects in the wood surface by grey histogram, which was analyzed by 25 grades for every 4×4 block pixels, was studied in the research. It judged the existence of defects in the woods according to the color break in grey...
2008, 25(3): 277-281.
Abstract:
Dynamic bending modulus of elasticity of Mongolia scotch pine(Pinus sylvestris var. mongolica) full dimension lumber(38 mm×89 mm×4 000 mm) and Chinese fir (Cunninghamia lanceolata) plantation dimension lumber (45 mm×90 mm×2 500 mm) were tested by thr...
Dynamic bending modulus of elasticity of Mongolia scotch pine(Pinus sylvestris var. mongolica) full dimension lumber(38 mm×89 mm×4 000 mm) and Chinese fir (Cunninghamia lanceolata) plantation dimension lumber (45 mm×90 mm×2 500 mm) were tested by thr...
2008, 25(3): 282-288.
Abstract:
To understand the growth strategies of clonal ramets from Rhus typhina, an exotic tree species, in the shrub-grassland of the hilly area of the Taihang Mountains in north China, a relevant analysis was conducted on the heterogeneous growth characteri...
To understand the growth strategies of clonal ramets from Rhus typhina, an exotic tree species, in the shrub-grassland of the hilly area of the Taihang Mountains in north China, a relevant analysis was conducted on the heterogeneous growth characteri...
2008, 25(3): 289-292.
Abstract:
The effects of polyethylene glycol(PEG) 6000 osmotic treatments on germination of Pinus tabulaeformis seeds were studied through an orthogonal design(L934, L1645). Seeds harvested in 2002 had differing water content, and seeds harvested in 2004 were ...
The effects of polyethylene glycol(PEG) 6000 osmotic treatments on germination of Pinus tabulaeformis seeds were studied through an orthogonal design(L934, L1645). Seeds harvested in 2002 had differing water content, and seeds harvested in 2004 were ...
2008, 25(3): 293-297.
Abstract:
Genetic improvement for target traits(flower head diameter, ray floret length, ray floret breadth, ray floret number and tubular disk floret number) in chrysanthemum (Dendranthema×grandiflora) was undertaken by determining the nature and amount of va...
Genetic improvement for target traits(flower head diameter, ray floret length, ray floret breadth, ray floret number and tubular disk floret number) in chrysanthemum (Dendranthema×grandiflora) was undertaken by determining the nature and amount of va...
2008, 25(3): 298-303.
Abstract:
This study dealt with optimization of amplified fragment length polymorphism(AFLP) analysis based on the high quality DNA extracted by the improved cetyl trimethyl ammonium bromide (CTAB) method from the leaves of Lagerstroemia indica,L.subcostata, L...
This study dealt with optimization of amplified fragment length polymorphism(AFLP) analysis based on the high quality DNA extracted by the improved cetyl trimethyl ammonium bromide (CTAB) method from the leaves of Lagerstroemia indica,L.subcostata, L...
2008, 25(3): 304-308.
Abstract:
Ostrya rehderiana is under first class national in China, only distributing in National Nature Reserve of Mount Tianmu, Zhejiang Province, and having only five wild trees(namely No.1,No.2,No.3,No.4, and No.5) in the world. The five trees were fingerp...
Ostrya rehderiana is under first class national in China, only distributing in National Nature Reserve of Mount Tianmu, Zhejiang Province, and having only five wild trees(namely No.1,No.2,No.3,No.4, and No.5) in the world. The five trees were fingerp...
2008, 25(3): 309-313.
Abstract:
To explain the genetic relationship and genetic diversity of Houttuynia cordata, 24 samples from throughout China were analyzed using polymerase chain reaction(PCR) with random amplified polymorphic DNA(RAPD) molecular markers having 23 polymorphic p...
To explain the genetic relationship and genetic diversity of Houttuynia cordata, 24 samples from throughout China were analyzed using polymerase chain reaction(PCR) with random amplified polymorphic DNA(RAPD) molecular markers having 23 polymorphic p...
2008, 25(3): 314-318.
Abstract:
To understand drought tolerance in Mucuna sempervirens, physiological and morphological expression studies were done on three species of liana(Hedera nepalensis var. sinensis, and Euonymus fortunei) with polyethylene glycol(PEG) 6000 concentrations o...
To understand drought tolerance in Mucuna sempervirens, physiological and morphological expression studies were done on three species of liana(Hedera nepalensis var. sinensis, and Euonymus fortunei) with polyethylene glycol(PEG) 6000 concentrations o...
2008, 25(3): 319-323.
Abstract:
Growth, ion uptake, and transport of two (Taxodium distichum×T. mucronatum)×T.mucronatum ‘Zhongshansha’ breeding clones, No.146 (with relatively strong salt resistance) and No.24 (with relatively weak salt resistance), were compared under hydroponic ...
Growth, ion uptake, and transport of two (Taxodium distichum×T. mucronatum)×T.mucronatum ‘Zhongshansha’ breeding clones, No.146 (with relatively strong salt resistance) and No.24 (with relatively weak salt resistance), were compared under hydroponic ...
2008, 25(3): 324-330.
Abstract:
To explore the association between dominant plant populations, the interspecific associations of dominant tree and shrub populations together with niche plants in an evergreen broadleaf forest of Shiyang Forestry Center, Zhejiang Province were studie...
To explore the association between dominant plant populations, the interspecific associations of dominant tree and shrub populations together with niche plants in an evergreen broadleaf forest of Shiyang Forestry Center, Zhejiang Province were studie...
2008, 25(3): 331-335.
Abstract:
The habitat of forest musk deer(Moschus berezovskii) in Fengxian County,Shaanxi Province, was analyzed using remote sensing(RS), geographic information system(GIS) and Fragstats. With the model of landscape connectivity, constructed on the fuzzy eval...
The habitat of forest musk deer(Moschus berezovskii) in Fengxian County,Shaanxi Province, was analyzed using remote sensing(RS), geographic information system(GIS) and Fragstats. With the model of landscape connectivity, constructed on the fuzzy eval...
2008, 25(3): 336-341.
Abstract:
In order to monitor the carbon sink of Cunninghamia lanceolata(Chinese fir) in the key fir production area of Zhejiang Province, the research integrated previous research achievements such as site quantified model, quantitative thinning technology, y...
In order to monitor the carbon sink of Cunninghamia lanceolata(Chinese fir) in the key fir production area of Zhejiang Province, the research integrated previous research achievements such as site quantified model, quantitative thinning technology, y...
2008, 25(3): 342-349.
Abstract:
To improve ecological restoration of soil physical properties, soil hydrology, before and after application of four ecological restoration measures(afforestation on barren slopes, supplemental plantings on open forest land, prohibiting access to terr...
To improve ecological restoration of soil physical properties, soil hydrology, before and after application of four ecological restoration measures(afforestation on barren slopes, supplemental plantings on open forest land, prohibiting access to terr...
2008, 25(3): 350-354.
Abstract:
Microcapsules of glyphosate were made by the method of in-situ polymerization with urea-formaldehyde resin as the outer membrane. The effects of reaction parameters on particle size, distribution and structure were studied. Encapsulation efficiency a...
Microcapsules of glyphosate were made by the method of in-situ polymerization with urea-formaldehyde resin as the outer membrane. The effects of reaction parameters on particle size, distribution and structure were studied. Encapsulation efficiency a...
2008, 25(3): 355-358.
Abstract:
The last research showed the husk of Carya cathayensis contained compounds which can control fungi and bacteries. The antifungal and antibacterial activity of methanol extract from the husk of Carya cathayensis was tested with Botrytis cinerea, Alter...
The last research showed the husk of Carya cathayensis contained compounds which can control fungi and bacteries. The antifungal and antibacterial activity of methanol extract from the husk of Carya cathayensis was tested with Botrytis cinerea, Alter...
2008, 25(3): 359-362.
Abstract:
The antimicrobial activity of ethanol, acetone, and aqueous extracts from Pinus massoniana needles on four bacteria(Staphylococcus aureus, Escherichia coli, Bacillus subtilis, and Sarcina ventriculi) and three mold fungi(Trichoderma viride, Penicilli...
The antimicrobial activity of ethanol, acetone, and aqueous extracts from Pinus massoniana needles on four bacteria(Staphylococcus aureus, Escherichia coli, Bacillus subtilis, and Sarcina ventriculi) and three mold fungi(Trichoderma viride, Penicilli...
2008, 25(3): 363-366.
Abstract:
The insect, Mictiopsis curvipes, is a major pest of the host plant, Michelia yunnanensis. To control this pest, the insect's biological characteristics were studied through field observations from March of 2004 to August of 2007 in the campus of Sout...
The insect, Mictiopsis curvipes, is a major pest of the host plant, Michelia yunnanensis. To control this pest, the insect's biological characteristics were studied through field observations from March of 2004 to August of 2007 in the campus of Sout...
2008, 25(3): 367-370.
Abstract:
There are three generations per year of the Opogona sacchari at Cixi City in Zhejiang Province. Twenty-five hosts belonging to 14 families were damaged by the moth. The larvae spent the winter in the host. The adult moths appeared from the late April...
There are three generations per year of the Opogona sacchari at Cixi City in Zhejiang Province. Twenty-five hosts belonging to 14 families were damaged by the moth. The larvae spent the winter in the host. The adult moths appeared from the late April...
2008, 25(3): 371-375.
Abstract:
The relationship between Chinese and Japanese bamboo cultures, the status quo and phenomena of Japanese bamboo culture were studied and analyzed to reveal its connotations from the origin of the word “bamboo”. In the process of its formation and deve...
The relationship between Chinese and Japanese bamboo cultures, the status quo and phenomena of Japanese bamboo culture were studied and analyzed to reveal its connotations from the origin of the word “bamboo”. In the process of its formation and deve...
2008, 25(3): 376-381.
Abstract:
Because of advances in science and technology as well as the need for ecological and environmental development, research on root reinforcement of soil within the last 30 years has become a new multidisciplinary field. Thus, this article summarizes th...
Because of advances in science and technology as well as the need for ecological and environmental development, research on root reinforcement of soil within the last 30 years has become a new multidisciplinary field. Thus, this article summarizes th...
2008, 25(3): 382-386.
Abstract:
The effects of climate, soil and topography factors on growth and fruit characters of Torreya grandis ‘Merrillii’ were reviewed to find out its favorable environment conditions and the existing problems in the previous research. Given the existing re...
The effects of climate, soil and topography factors on growth and fruit characters of Torreya grandis ‘Merrillii’ were reviewed to find out its favorable environment conditions and the existing problems in the previous research. Given the existing re...
2008, 25(3): 387-391.
Abstract:
The building of the government-oriented and farmer-participatory agricultural technology extension system is an important basis for the development of modern agriculture and building of the new socialist countryside. Based on the review of the status...
The building of the government-oriented and farmer-participatory agricultural technology extension system is an important basis for the development of modern agriculture and building of the new socialist countryside. Based on the review of the status...
2008, 25(3): 392-396.
Abstract:
In order to optimize the distribution pattern of park green lands in Zhuji City, and also give some theoretical ideal for the distribution pattern of park green lands for other citys, this paper investigates park green lands in Zhuji by means of fiel...
In order to optimize the distribution pattern of park green lands in Zhuji City, and also give some theoretical ideal for the distribution pattern of park green lands for other citys, this paper investigates park green lands in Zhuji by means of fiel...
2008, 25(3): 397-400.
Abstract:
Bambusa oldhami f. striata is a forma of Bambusa oldhami, having good ornamental value. This aim is to establish a tissue culture system for its commercial propagation. The new tender lateral bud were taken as the explants, Murashige and Skoog(MS) me...
Bambusa oldhami f. striata is a forma of Bambusa oldhami, having good ornamental value. This aim is to establish a tissue culture system for its commercial propagation. The new tender lateral bud were taken as the explants, Murashige and Skoog(MS) me...
2008, 25(3): 401-404.
Abstract:
Using available materials from local waste, such as peat soil, pearlite, wood chips, and rice husks, a suitable media for growing container seedlings of Ficus concinna var. subsessilis was selected. The experimental design was the Scheffe trial way f...
Using available materials from local waste, such as peat soil, pearlite, wood chips, and rice husks, a suitable media for growing container seedlings of Ficus concinna var. subsessilis was selected. The experimental design was the Scheffe trial way f...
