1994 Vol. 11, No. 2
column
1994, 11(2): 105-115.
Abstract:
Observing tree types, photosynthetic effects and respiratory enzymes (peroxidase isozymes, catalases and dehydrogenases) for some clonesofCunninghamia lanceolata, studing various changes of C/N, nucleic acids (RNA and DNA), proteins, lipids as well a...
Observing tree types, photosynthetic effects and respiratory enzymes (peroxidase isozymes, catalases and dehydrogenases) for some clonesofCunninghamia lanceolata, studing various changes of C/N, nucleic acids (RNA and DNA), proteins, lipids as well a...
1994, 11(2): 116-120.
Abstract:
The cuttings from 26 subtropical tree species were gathered at various seasons (December, Febrary, March and June), treated with different root-promoting chemicals (ABT-1, NAA, IBA and water), and planted at various dates (immediately planting the cu...
The cuttings from 26 subtropical tree species were gathered at various seasons (December, Febrary, March and June), treated with different root-promoting chemicals (ABT-1, NAA, IBA and water), and planted at various dates (immediately planting the cu...
1994, 11(2): 121-128.
Abstract:
In order to raise the yield of Lei bamboo sprout and move up the season of bamboo shooting, the planting trial was carried out in Phyllostachyspraeocox f. prevelnalis plantations. The results showed that the mean yield of all experimental plots incre...
In order to raise the yield of Lei bamboo sprout and move up the season of bamboo shooting, the planting trial was carried out in Phyllostachyspraeocox f. prevelnalis plantations. The results showed that the mean yield of all experimental plots incre...
1994, 11(2): 129-132.
Abstract:
Examining the ratio of face layer of bamboo laminated boards to core layer how to affect MOR┴/MOR‖ and other properties, the authors found that there was a notable linear relationship between MOR┴/MOR‖ and the ratio of face layer to core layer. To de...
Examining the ratio of face layer of bamboo laminated boards to core layer how to affect MOR┴/MOR‖ and other properties, the authors found that there was a notable linear relationship between MOR┴/MOR‖ and the ratio of face layer to core layer. To de...
1994, 11(2): 133-137.
Abstract:
Analysis with roots, stems, rami and leaves from 4 species of Sageretia in Zhejiang Province, showed that the alkaloid of Sageretia was mainly hordenine, with a great difference among S. melliana, S. thea, S. henryi and S. hamosa in the hordenine con...
Analysis with roots, stems, rami and leaves from 4 species of Sageretia in Zhejiang Province, showed that the alkaloid of Sageretia was mainly hordenine, with a great difference among S. melliana, S. thea, S. henryi and S. hamosa in the hordenine con...
1994, 11(2): 138-142.
Abstract:
The effect of repeated planting Cryptomeria fortunei on soil fertility, the difference of root zone and bulk soil fertility, and soil fertility characters in different site types were all made. The results showed that the soil fertility of the first ...
The effect of repeated planting Cryptomeria fortunei on soil fertility, the difference of root zone and bulk soil fertility, and soil fertility characters in different site types were all made. The results showed that the soil fertility of the first ...
1994, 11(2): 143-150.
Abstract:
The changes of temperature and humidity have the same tendeney on the whole in broadleaved evergreen forest and broadleaved deciduous forest in summer. Compared with the broadleaved deciduous forest, the broadleaved evergreen forest obviously has bet...
The changes of temperature and humidity have the same tendeney on the whole in broadleaved evergreen forest and broadleaved deciduous forest in summer. Compared with the broadleaved deciduous forest, the broadleaved evergreen forest obviously has bet...
1994, 11(2): 151-158.
Abstract:
During 1990~1991, temperature and humidity in the natural braodleaved avergreen forest were measured in the scenic spot of Hangzhou and were compared with the data in the same period from Hangzhou Meteorological Station. The results showed that this ...
During 1990~1991, temperature and humidity in the natural braodleaved avergreen forest were measured in the scenic spot of Hangzhou and were compared with the data in the same period from Hangzhou Meteorological Station. The results showed that this ...
1994, 11(2): 159-164.
Abstract:
The studies were made during the nesting seasons of birds in 1992~1993. This paper analyzes the composition of breeding bird communities, the species densities and the dominent species in five forest types by tramp count, index of species diversity a...
The studies were made during the nesting seasons of birds in 1992~1993. This paper analyzes the composition of breeding bird communities, the species densities and the dominent species in five forest types by tramp count, index of species diversity a...
1994, 11(2): 165-170.
Abstract:
In the present paper, three species of the genus Mycomya from Gansu Province, northwest China, are described as new to science, e. g.M. gansuana,M. lintanana,M. terana. The types are deposited in the Insect Collections of Beijing Agricultural Univers...
In the present paper, three species of the genus Mycomya from Gansu Province, northwest China, are described as new to science, e. g.M. gansuana,M. lintanana,M. terana. The types are deposited in the Insect Collections of Beijing Agricultural Univers...
1994, 11(2): 171-176.
Abstract:
Mulberry mosaic disease was found to be caused by a spiroplasma and distributed in several places of Zhejiang. This disease could be transmitted directiy through grafting, insects, and could be inoculated by mechanical method on to some mulberry seed...
Mulberry mosaic disease was found to be caused by a spiroplasma and distributed in several places of Zhejiang. This disease could be transmitted directiy through grafting, insects, and could be inoculated by mechanical method on to some mulberry seed...
1994, 11(2): 177-182.
Abstract:
In recent years, soft rot of Flammulina velutiped caused by Cladobotryum sp. has become a widespread disease. The experiment showed that the suitable temperature and pH values for the mycelia were 13~27℃ and 5.6~8.1, and the optimal 15~19℃ and 6.0, r...
In recent years, soft rot of Flammulina velutiped caused by Cladobotryum sp. has become a widespread disease. The experiment showed that the suitable temperature and pH values for the mycelia were 13~27℃ and 5.6~8.1, and the optimal 15~19℃ and 6.0, r...
1994, 11(2): 183-188.
Abstract:
In order to get a great economic effect and raise the actual strength of market competition, the small town-run wood working enterprises in collective forest region must change from a small-sized and decentralized distribution which can't adapt the d...
In order to get a great economic effect and raise the actual strength of market competition, the small town-run wood working enterprises in collective forest region must change from a small-sized and decentralized distribution which can't adapt the d...
1994, 11(2): 189-195.
Abstract:
On the basis of knowledge of ways devices and purposes of forestry marketization, problems of marketization of forestry industry are posed The contents of forestry marketization are elucidated in terms of 3 different angles. At the same time, the sub...
On the basis of knowledge of ways devices and purposes of forestry marketization, problems of marketization of forestry industry are posed The contents of forestry marketization are elucidated in terms of 3 different angles. At the same time, the sub...
1994, 11(2): 196-200.
Abstract:
The standardization of publication's arrangements is not only advantageous to exactly propagate information which are publications carried, but helpful to speedily store informationin a computer for wide using. To do it best is one of the duties of a...
The standardization of publication's arrangements is not only advantageous to exactly propagate information which are publications carried, but helpful to speedily store informationin a computer for wide using. To do it best is one of the duties of a...
1994, 11(2): 201-205.
Abstract:
Market economy moving has different rule to planned economy, therefore collectivism morality should reflect the times characteristic to fit the socialist market economy. In concrete terms, resisting the individual departmental selfishness to influenc...
Market economy moving has different rule to planned economy, therefore collectivism morality should reflect the times characteristic to fit the socialist market economy. In concrete terms, resisting the individual departmental selfishness to influenc...
1994, 11(2): 206-210.
Abstract:
Various grafting tests of wild young trees of Torreya grandis were carried out in Jiande City, Zhejiang. These tests inclode grafting on the spot, transplanting after liftng and grafting of parent stock, cladose grafting at the certain hight after li...
Various grafting tests of wild young trees of Torreya grandis were carried out in Jiande City, Zhejiang. These tests inclode grafting on the spot, transplanting after liftng and grafting of parent stock, cladose grafting at the certain hight after li...
1994, 11(2): 214-217.
Abstract:
Parching the cones of Pinus massoniana with IHT model of hot air drier at 45~55℃ for 48h, and drawing the seeds from the cones, then carrying out sprouting tests, showed that the germination percentage and the germinating viabilities averaged 85.0% a...
Parching the cones of Pinus massoniana with IHT model of hot air drier at 45~55℃ for 48h, and drawing the seeds from the cones, then carrying out sprouting tests, showed that the germination percentage and the germinating viabilities averaged 85.0% a...
1994, 11(2): 218-221.
Abstract:
Orthaga olivacea and Orthaga achatina are two species of common pest insects beloning to sibling. Former literature about forest pests usually mixed O.olivacea with O.achatina. A differentiation was made of the distribution, hosts and morphological c...
Orthaga olivacea and Orthaga achatina are two species of common pest insects beloning to sibling. Former literature about forest pests usually mixed O.olivacea with O.achatina. A differentiation was made of the distribution, hosts and morphological c...
1994, 11(2): 211-213.
Abstract:
Monoembryonic seeds were 1878(40.0%) and polyembryonic seeds were 2519(60%) of 4697 seeds of Citrus changshan-huyou to be proved. Not all seeds from 11 trees and 4 combinations pollinated by hand were monoembryonic or polyembryonic. This concluded th...
Monoembryonic seeds were 1878(40.0%) and polyembryonic seeds were 2519(60%) of 4697 seeds of Citrus changshan-huyou to be proved. Not all seeds from 11 trees and 4 combinations pollinated by hand were monoembryonic or polyembryonic. This concluded th...
