2000 Vol. 17, No. 2
2000, 17(2): 121-125.
Abstract:
The study was made for the NaCl stress of 6 poplar clones , which were five F1 clones of I-69 Simon poplar and I-69 .The seedlings for test were cultured by Hoagland-Snhyder solution (1933) with NaCl .NaCl concentrations were designed for 1 gL-1 , 2 ...
The study was made for the NaCl stress of 6 poplar clones , which were five F1 clones of I-69 Simon poplar and I-69 .The seedlings for test were cultured by Hoagland-Snhyder solution (1933) with NaCl .NaCl concentrations were designed for 1 gL-1 , 2 ...
2000, 17(2): 126-131.
Abstract:
Experiment stands of different size of planting hole for masson pine were established in Guizhou ,Jiangxi , Fujian and Guangxi Province .The results of preliminary analysis to the experiment data showed that there was rather close correlation between...
Experiment stands of different size of planting hole for masson pine were established in Guizhou ,Jiangxi , Fujian and Guangxi Province .The results of preliminary analysis to the experiment data showed that there was rather close correlation between...
2000, 17(2): 132-136.
Abstract:
The study was conduced by sampling and analyzing 23 soils under Phyllostachys praecox f .prevelnalis forests which located across 4 villages and towns in Lin'an City in spring 1999 .The results show that the variation coefficients of enzyme activitie...
The study was conduced by sampling and analyzing 23 soils under Phyllostachys praecox f .prevelnalis forests which located across 4 villages and towns in Lin'an City in spring 1999 .The results show that the variation coefficients of enzyme activitie...
2000, 17(2): 137-141.
Abstract:
The cause of flower abortion of Phyllostachys praecox was studied by observation and determination of pollen morphology , vigour , germination rate , pollination capability of stigma and growth of pollen tube .The results are as follows :①Pollen of P...
The cause of flower abortion of Phyllostachys praecox was studied by observation and determination of pollen morphology , vigour , germination rate , pollination capability of stigma and growth of pollen tube .The results are as follows :①Pollen of P...
2000, 17(2): 142-145.
Abstract:
This study was made in 10-year-old Chinese fir plantation of filial generation in Fujian Province .The result shows that there is a great difference in DBH and wood volume weight among filial generations .The genetic variation coefficient of DBH is 7...
This study was made in 10-year-old Chinese fir plantation of filial generation in Fujian Province .The result shows that there is a great difference in DBH and wood volume weight among filial generations .The genetic variation coefficient of DBH is 7...
2000, 17(2): 146-149.
Abstract:
Using a method applying alcohol soltion as extraction solvent in cooperation with ultrasonic wave in extraction techniques of flavonoid compounds in Toona sinensis leaves , discussing the primary factors which influences extraction ratio , and analyz...
Using a method applying alcohol soltion as extraction solvent in cooperation with ultrasonic wave in extraction techniques of flavonoid compounds in Toona sinensis leaves , discussing the primary factors which influences extraction ratio , and analyz...
2000, 17(2): 150-154.
Abstract:
A chief indicator of the standard of urban landscape green would be its characteristic , which not only requires such quantity indexes as urban green coverage , rate of green land in constructed districts , per capita public green area and abundant p...
A chief indicator of the standard of urban landscape green would be its characteristic , which not only requires such quantity indexes as urban green coverage , rate of green land in constructed districts , per capita public green area and abundant p...
2000, 17(2): 155-158.
Abstract:
In the paper , the authors analyse ecologically the main characteristies of scenic resource for Mount Lingfeng , devide its tourist market into four sections by using the spatial layer method , then decides its eco-tourism exploitation and management...
In the paper , the authors analyse ecologically the main characteristies of scenic resource for Mount Lingfeng , devide its tourist market into four sections by using the spatial layer method , then decides its eco-tourism exploitation and management...
2000, 17(2): 159-161.
Abstract:
This paper deals with the toxicity base lines of Dendrolimus punctatus to two insecticides , i .g . trichlorphon and deltamethrin .The results showed that the slopes of the log dosage probit mortality lines of Dendrolimus punctatus to trichlorphon an...
This paper deals with the toxicity base lines of Dendrolimus punctatus to two insecticides , i .g . trichlorphon and deltamethrin .The results showed that the slopes of the log dosage probit mortality lines of Dendrolimus punctatus to trichlorphon an...
2000, 17(2): 162-165.
Abstract:
This paper generalizes and reports the damage , biology and control of the important Lepidopterous pests found on bamboo from China .Forty-nine species under 12 families of Lepidopterous insects found on bamboo are collected and arranged , moreover t...
This paper generalizes and reports the damage , biology and control of the important Lepidopterous pests found on bamboo from China .Forty-nine species under 12 families of Lepidopterous insects found on bamboo are collected and arranged , moreover t...
2000, 17(2): 166-169.
Abstract:
Micadina Zhejiangensis injures Castanopsis eyrei and C .carlesii .It occurs one generation in a year and overwinters with eggs in the forest-litter under trees in Taishun County , Zhejiang .It is parthenogenesis .Its nymphs and adults feed on a large...
Micadina Zhejiangensis injures Castanopsis eyrei and C .carlesii .It occurs one generation in a year and overwinters with eggs in the forest-litter under trees in Taishun County , Zhejiang .It is parthenogenesis .Its nymphs and adults feed on a large...
2000, 17(2): 170-175.
Abstract:
In order to study and establish a tactic for controlling pine wilt disease based on its distribution and spread in a state of nature , the paper describes the static and dynamic distribution of this disease with c =s2/ x in the range from city to vil...
In order to study and establish a tactic for controlling pine wilt disease based on its distribution and spread in a state of nature , the paper describes the static and dynamic distribution of this disease with c =s2/ x in the range from city to vil...
2000, 17(2): 176-178.
Abstract:
The study was made at Laoshan Forest Farm of Chun'an County from 1991 to 1994 .The results showed that during the growth and development period of Cunninghamia lanceolata cone , an average loss of 23 % per year resulted from frost , disease , pest an...
The study was made at Laoshan Forest Farm of Chun'an County from 1991 to 1994 .The results showed that during the growth and development period of Cunninghamia lanceolata cone , an average loss of 23 % per year resulted from frost , disease , pest an...
2000, 17(2): 179-184.
Abstract:
Results of field investigation indicate that there are 95 species of wild macrofungi in Yuhang City , belonging to 3 subphyla , 31 families and 73 genera .Among them , 36 species are edible , 44 medicinal , 7 poisonous, 21 both edible and medicinal ,...
Results of field investigation indicate that there are 95 species of wild macrofungi in Yuhang City , belonging to 3 subphyla , 31 families and 73 genera .Among them , 36 species are edible , 44 medicinal , 7 poisonous, 21 both edible and medicinal ,...
2000, 17(2): 185-190.
Abstract:
Twenty-two heronries were found in Zhejiang Province from 1983 to 1999 .Among them , 15 heronries were in northern Zhejiang , 6 heronries in the middle of Zhejiang , and 1 heronry in an island .There are only 12 heronries in existence , which are loc...
Twenty-two heronries were found in Zhejiang Province from 1983 to 1999 .Among them , 15 heronries were in northern Zhejiang , 6 heronries in the middle of Zhejiang , and 1 heronry in an island .There are only 12 heronries in existence , which are loc...
2000, 17(2): 191-195.
Abstract:
The interpreting to some bird items in The Great Chinese Dictionary and The Great Chinese Characters Dictionary are wrong or vague .This thesis makes a textual research to 21 animal names , finding out what a name infers to exactly , in order to corr...
The interpreting to some bird items in The Great Chinese Dictionary and The Great Chinese Characters Dictionary are wrong or vague .This thesis makes a textual research to 21 animal names , finding out what a name infers to exactly , in order to corr...
2000, 17(2): 196-200.
Abstract:
According to linguistic typology , Chinese is classified as an analytic language while English as synthetic-analytic language .In word order Chinese and English favor SVO order , but have differences , which mainly lie in the postitions of attribute ...
According to linguistic typology , Chinese is classified as an analytic language while English as synthetic-analytic language .In word order Chinese and English favor SVO order , but have differences , which mainly lie in the postitions of attribute ...
2000, 17(2): 201-204.
Abstract:
Citation from Journal of Zhejiang Forestry College published in 1984-1988 were statistically analyzed on five aspects, such as citation quantity, document type, language coverage, time coverage and main cited periodicals. The results showed that each...
Citation from Journal of Zhejiang Forestry College published in 1984-1988 were statistically analyzed on five aspects, such as citation quantity, document type, language coverage, time coverage and main cited periodicals. The results showed that each...
2000, 17(2): 208-214.
Abstract:
The paper describes the combustion theory of plywood and retardant theory , thermal theory and thinned theory of uninflamable gas in the mechanism of fire retardants of wood .A primary explanation is offered on the mechanism of fire retardants of ply...
The paper describes the combustion theory of plywood and retardant theory , thermal theory and thinned theory of uninflamable gas in the mechanism of fire retardants of wood .A primary explanation is offered on the mechanism of fire retardants of ply...
2000, 17(2): 215-218.
Abstract:
An RAPD method was used to investigate the possibility of classification and consanquinity identification of Camellia sinensis and its close consanquineous species .The results showed that species and variety specificity could be identified by RAPD m...
An RAPD method was used to investigate the possibility of classification and consanquinity identification of Camellia sinensis and its close consanquineous species .The results showed that species and variety specificity could be identified by RAPD m...
2000, 17(2): 219-221.
Abstract:
Dozens of years of investigation showed that the low and unstable yield of gingkoes was caused mainly by the poor site condition , careless management , insufficient male stalks , and improper pollination .Since the 1970，s , via such techniques as de...
Dozens of years of investigation showed that the low and unstable yield of gingkoes was caused mainly by the poor site condition , careless management , insufficient male stalks , and improper pollination .Since the 1970，s , via such techniques as de...
2000, 17(2): 222-224.
Abstract:
This study was made in Hangzhou from the 1989s to the 1990s .On the basis of introduction , reproduction and observation of biological characteristics for introduced plants , six new and outstanding molding plants were selected .They have more beauti...
This study was made in Hangzhou from the 1989s to the 1990s .On the basis of introduction , reproduction and observation of biological characteristics for introduced plants , six new and outstanding molding plants were selected .They have more beauti...
2000, 17(2): 225-228.
Abstract:
There are 42 families , 84 genera and 278 species of woody climbing plants in northwestern Fujian Province , and 30 families , 48 genera and 101 species of them have higher ornamental value , such as Akebia trifoliata , Rourea microphylla , Lonicera ...
There are 42 families , 84 genera and 278 species of woody climbing plants in northwestern Fujian Province , and 30 families , 48 genera and 101 species of them have higher ornamental value , such as Akebia trifoliata , Rourea microphylla , Lonicera ...
2000, 17(2): 229-231.
Abstract:
Pseudalbara parvula , at the larval stage seriously damaged the leaves of Carya cathayensis in Lin,an City of Zhejiang Province , overwinters in pupae on earth surface under grass in the last ten days of September , emerging of the 1st ～ 3rd generati...
Pseudalbara parvula , at the larval stage seriously damaged the leaves of Carya cathayensis in Lin,an City of Zhejiang Province , overwinters in pupae on earth surface under grass in the last ten days of September , emerging of the 1st ～ 3rd generati...
2000, 17(2): 232-233.
Abstract:
Methamidophos residual dose in Phyllostachys pubescens leaves was tested after injecting methamidophos 50EC into the bamboo cavity on the sixth day .The results showed that the content of methamidophos from the cavity into the leaves increased with g...
Methamidophos residual dose in Phyllostachys pubescens leaves was tested after injecting methamidophos 50EC into the bamboo cavity on the sixth day .The results showed that the content of methamidophos from the cavity into the leaves increased with g...
