1997 Vol. 14, No. 3
1997, 14(3): 213-219.
Abstract:
Using the background materials of Chinese fir seed orchard at 1. 5 offspring in Hengfan Forest Farm, an observation was made on the dynamic of individual cone bearing number, the relationship between the colonial structure and the seed yield, cone ec...
Using the background materials of Chinese fir seed orchard at 1. 5 offspring in Hengfan Forest Farm, an observation was made on the dynamic of individual cone bearing number, the relationship between the colonial structure and the seed yield, cone ec...
1997, 14(3): 220-224.
Abstract:
Observations of the fiber morphology and basic density of fast-growing Chinese fir in Lin an City, Kaihua County and Qingyuan County of Zhejiang Province showed that at the breast height fiber length increased with the increase of annual ring from th...
Observations of the fiber morphology and basic density of fast-growing Chinese fir in Lin an City, Kaihua County and Qingyuan County of Zhejiang Province showed that at the breast height fiber length increased with the increase of annual ring from th...
1997, 14(3): 225-230.
Abstract:
In order to forecast accurately height of each diameter class, the relationship between height curve, stand age, site and stand density was analysed using data of sample stand and permanent sample plot. The result sindicated close relations between h...
In order to forecast accurately height of each diameter class, the relationship between height curve, stand age, site and stand density was analysed using data of sample stand and permanent sample plot. The result sindicated close relations between h...
1997, 14(3): 231-236.
Abstract:
Ten trace elements in needles of Pinus massoniana from 10 provenances were analysed during dormancy with an Inductively Couped Plasma Quantometer ( ICPQ) . And the annaual growth of DBH and height was measured. The concent ration of three elements wa...
Ten trace elements in needles of Pinus massoniana from 10 provenances were analysed during dormancy with an Inductively Couped Plasma Quantometer ( ICPQ) . And the annaual growth of DBH and height was measured. The concent ration of three elements wa...
1997, 14(3): 237-241.
Abstract:
A test was made from 1986 to 1990 in a 9- to 10-year-old low-yielded Chinese chestnut stand. The post-test yield per unit area increased by 410. 5% on the average in sucessive 5 years, compared with that in 3 years before the test done. In 1990 the a...
A test was made from 1986 to 1990 in a 9- to 10-year-old low-yielded Chinese chestnut stand. The post-test yield per unit area increased by 410. 5% on the average in sucessive 5 years, compared with that in 3 years before the test done. In 1990 the a...
1997, 14(3): 242-246.
Abstract:
A study on flowering properties in 8 varieties of Chinese chestnuts and their association with low yield showed that forma tion of male inflo rescences was prior to that offemale flowers with the former being more than the latter. On each of frui t-b...
A study on flowering properties in 8 varieties of Chinese chestnuts and their association with low yield showed that forma tion of male inflo rescences was prior to that offemale flowers with the former being more than the latter. On each of frui t-b...
1997, 14(3): 247-249.
Abstract:
A study on 3 kinds of silvicultural modes showed that planting with seedling sprouts followed by grafting in the same or following year and planting by directly sowing seeds followed by grafting in the following year could attain a well-established s...
A study on 3 kinds of silvicultural modes showed that planting with seedling sprouts followed by grafting in the same or following year and planting by directly sowing seeds followed by grafting in the following year could attain a well-established s...
1997, 14(3): 250-254.
Abstract:
Studied the effects of 60Co-radiation on mi ldew poorf, insect biting prevention, water loss, and conservation percentage of Henry chestnut fruits during storage period. Made a physical preservation technique with low dosage ( 0. 5 kGy ) 60Co-radiati...
Studied the effects of 60Co-radiation on mi ldew poorf, insect biting prevention, water loss, and conservation percentage of Henry chestnut fruits during storage period. Made a physical preservation technique with low dosage ( 0. 5 kGy ) 60Co-radiati...
1997, 14(3): 255-261.
Abstract:
Kiwiberry Kuimi 79-5 set fruits in mid May and its fruits could be picked in early October. The enlarging period of fruits lasted 50～55 d. White fruit hearts, dark seed coats and high brown exocarps could be indicators for collection. The most suitab...
Kiwiberry Kuimi 79-5 set fruits in mid May and its fruits could be picked in early October. The enlarging period of fruits lasted 50～55 d. White fruit hearts, dark seed coats and high brown exocarps could be indicators for collection. The most suitab...
1997, 14(3): 262-266.
Abstract:
Canned bamboo shoot residues of Phyllostachys prominens consists of bamboo shoot sheath (culm leaf) and bamboo shoot (culm). Bamboo shoot (culm) was rich in protein ( 20. 6% ) and poor in lignin ( 2. 7% ); bamboo shoot sheath ( culm leaf ) contains p...
Canned bamboo shoot residues of Phyllostachys prominens consists of bamboo shoot sheath (culm leaf) and bamboo shoot (culm). Bamboo shoot (culm) was rich in protein ( 20. 6% ) and poor in lignin ( 2. 7% ); bamboo shoot sheath ( culm leaf ) contains p...
1997, 14(3): 267-272.
Abstract:
Baishanzu Nature Reserveis located in southern Zhejiang. The Insect Scientific Expedition to Baishanzu was carried out in 1993～1995. There are 22 orders, 256 families, 1364 genera and 2203 species, of which 9 genera and 250 species are new to science...
Baishanzu Nature Reserveis located in southern Zhejiang. The Insect Scientific Expedition to Baishanzu was carried out in 1993～1995. There are 22 orders, 256 families, 1364 genera and 2203 species, of which 9 genera and 250 species are new to science...
1997, 14(3): 273-276.
Abstract:
Death investigation was made in 1992～1996 for 11 species of exotic pines such as Pinus strobus var. chiapensis that had been introduced and planted in the nematode diseased area in Zhoushan City of Zhejiang Province. And sampling and parting Bursaphe...
Death investigation was made in 1992～1996 for 11 species of exotic pines such as Pinus strobus var. chiapensis that had been introduced and planted in the nematode diseased area in Zhoushan City of Zhejiang Province. And sampling and parting Bursaphe...
1997, 14(3): 277-280.
Abstract:
Cryptomeria fortunei is one of the main fast-growing trees in Zhejiang . Recent years, the pure Cryptomeria fortunei forests have been damaged by various insects continuously on a large scall in south areas of Zhejiang, with fruits, seeds, leaves and...
Cryptomeria fortunei is one of the main fast-growing trees in Zhejiang . Recent years, the pure Cryptomeria fortunei forests have been damaged by various insects continuously on a large scall in south areas of Zhejiang, with fruits, seeds, leaves and...
1997, 14(3): 281-286.
Abstract:
The value-keeping and value-adding of state-oned forest assets is that of state-owned net forest assets ( to be called state-owned interests). The examination indicators should include not only the value accountion indicators based on financial accou...
The value-keeping and value-adding of state-oned forest assets is that of state-owned net forest assets ( to be called state-owned interests). The examination indicators should include not only the value accountion indicators based on financial accou...
1997, 14(3): 287-291.
Abstract:
Some strategic choices to realize sustainable forestry development in China are proposed in terms of 6 different angles such as premise, bases, conditions, focal points, operation machanism, organizational guarantee, etc.
Some strategic choices to realize sustainable forestry development in China are proposed in terms of 6 different angles such as premise, bases, conditions, focal points, operation machanism, organizational guarantee, etc.
1997, 14(3): 292-297.
Abstract:
According to the theory of management science and information system, this paper, taking Qing yuan Forest Farm of Zhejiang as an example, analyses the status-quo and characteristics of state-owned forest farms in southern China, and discusses the pro...
According to the theory of management science and information system, this paper, taking Qing yuan Forest Farm of Zhejiang as an example, analyses the status-quo and characteristics of state-owned forest farms in southern China, and discusses the pro...
1997, 14(3): 298-302.
Abstract:
This paper studies the effects of three site conditions, namely soil, reed and flood,on poplar growth in plains along the Changjiang River in Anhui Province, and suggests the measurements for cultivating planted forests of poplar with short-rotation ...
This paper studies the effects of three site conditions, namely soil, reed and flood,on poplar growth in plains along the Changjiang River in Anhui Province, and suggests the measurements for cultivating planted forests of poplar with short-rotation ...
1997, 14(3): 303-307.
Abstract:
With a view to increasing the landscape value of landscape-protection forests, promoting the ecological environment and developing the forestry and the tourist trade in the area, this paper discusses the guiding thoughts, the principles, range and me...
With a view to increasing the landscape value of landscape-protection forests, promoting the ecological environment and developing the forestry and the tourist trade in the area, this paper discusses the guiding thoughts, the principles, range and me...
1997, 14(3): 308-310.
Abstract:
This study was made from March to July in 1993. There were 11 species of Amphibia, belonging to 5 genera, 4 families and lorder. Among them Rana adenopleura was a new recorded species from Mt. Moganshan. The observation revealed that the feeding peak...
This study was made from March to July in 1993. There were 11 species of Amphibia, belonging to 5 genera, 4 families and lorder. Among them Rana adenopleura was a new recorded species from Mt. Moganshan. The observation revealed that the feeding peak...
1997, 14(3): 311-314.
Abstract:
Strengthening art education of university students has been oneof subjects attractive to the kingdom of ecducation and society in recent years. Function of art education, its present problems and the way to deal with it are discussed here in terms of...
Strengthening art education of university students has been oneof subjects attractive to the kingdom of ecducation and society in recent years. Function of art education, its present problems and the way to deal with it are discussed here in terms of...
