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    10 November 2000, Volume 29 Issue 04 Previous Issue    Next Issue

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    Studies on the correction of granulation of juice sacs in Guanxi honey pomelo fruits
    ZHUANG Yi-mei, PAN Dong-ming, LI Jian, HUANG Yu-zong
    2000, 29(04): 1-4. 
    Abstract ( )   PDF (160KB) ( )  
    The advances in studies on the correction of granulation of juice sacs in Guanxi honey pomelo fruits during 1995~1999 are reviewed. The internal and external factors which affect the indexes of fruit granulation are discussed and the comprehensive agricultural techniques for correcting fruit granulation are also suggested.
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    Effect of Keza 1 soybean interplanted in young loquat orchard
    JIANG Ji-mou, ZHENG Shao-quan, LIU You-jie, XU Shu-chuan
    2000, 29(04): 5-8. 
    Abstract ( )   PDF (153KB) ( )  
    Soil fertility was significantly improved when Keza 1 soybeans were interplanted in the young loquat orchard. Rapidly available phosphorus in soil increased from trace to 18.27mg/kg, total phosphorus and rapidly available potassium increased by 260.0% and 183.6%, organic matter, total potassium, total nitrogen and rapidly available nitrogen increased by about 40%, respectively. The results also showed that under-crop sowing improved the tree nutrition and promoted the tree growth. The contents of nitrogen, phosphorus, potassium, calcium and magnesium in leaves increased by 9% and above, the crown diameters, shoot number and the percentage of head sprouting increased by 27.3%, 57.7% and 86.8%, respectively. The quality of fruit also improved after under-crop sowing.
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    Selection of preservative formulas of 4 species of cut flowers
    ZHOU Hua-xin, HUANG Wei-nan, XU Zhi-wei
    2000, 29(04): 9-13. 
    Abstract ( )   PDF (179KB) ( )  
    Preservative formulas for 4 species of cut flowers i.e. Gladiolus hybredus, Rose hybrida, Dianthus caryophyllus, Strlitzia reginae were investigated. Effects of different preservatives on quality and vase life of those cut flowers were observed. From which the better preservatives of each cut flower were selected. The ingredients of the preservative formulas including sugar, germicides, organic acid, mineral salts, ethylene inhibitors and antagonists and plant growth regulators were also discussed.
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    An excellent new variant line of litchi——Qinzhou red litchi
    PENG Hong-xiang, LI Yun-chang, HUANG De-jian, LIU Rong-guang
    2000, 29(04): 14-15. 
    Abstract ( )   PDF (104KB) ( )  
    The strain selection, biology characteristics and cultural practices of Qinzhou red litchi are briefly described in this paper.
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    Effect of super water absorbent seed coating chemical on quality of dry-raising rice seedlings
    LIN Jie, LIAN Jian-wang, WAN Hua-xiong
    2000, 29(04): 16-19. 
    Abstract ( )   PDF (146KB) ( )  
    SAR(Super water absorbent resin) can absorb and storage water quickly. The effect of the seed coating chemical, its main ingredient was SAR, on growth of dry-raising rice seedlings were studied. The results showed that the seed coating chemical had no bad influence on the germination percentage and germination energy of rice seedlings, and it could efficiently control the moisture in seedling bed and slowly relieved insecticides and fertilizer, so the ant-disease ability of seedling increased and the quality of seedlings were higher than the control, the seedling maintained dominance in striking root and tillering.
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    Studies on the chemical composition of Broussonetia papyrifera seed
    LIN Wen-qun, LIU Jian-qiu
    2000, 29(04): 20-23. 
    Abstract ( )   PDF (157KB) ( )  
    The chemical composition of Broussonetia papyrifera seeds has been studied. The results showed that the fatty oil in the seeds reached 40.18%. The main components of fatty acid are linolic acid (85.42%)、oleic acid(4.29%)、linolenic acid(0.98%) etc, and 17 amino acid and 24 mineral elements in the seeds are also detected.
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    An adaptive test of pigeonpea on karst area in Guangxi
    CHEN Cheng-bin, CHEN Jia-qiu, LIANG Shi-chun, MENG Yan-cheng
    2000, 29(04): 24-28. 
    Abstract ( )   PDF (235KB) ( )  
    The adaptive test of pigeonpea planted on karst area of Guangxi was investigated. The results showed that the pigeonpea was highly adaptive and fast growing, the plant height reached 1.5~3.0 meters planted in the first year and covered the exposed karst area. Pigeonpea can conserve water resources, protect against water loss and soil erosion, improve soil fertility and recover ecological environment on this area. Its seeds can be used as grain for human and as forage for fowls and livestock. And the tender shoots and leaves can be used as fresh forage for goat, buffalo, cattle and so on. Pigeonpea is one of the best crops used as forage for animal husbandry in karst area in Guangxi.
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    Effects of NAA on fruit quality in Jiefangzhong loquat
    WU Jin-cheng, LIN Shun-quan
    2000, 29(04): 29-31. 
    Abstract ( )   PDF (122KB) ( )  
    Effects of NAA sprayed with different concentrations on fruit quality of Jiefangzhohg loquat at the full-bloom stage and young fruit stage were studied. The results showed that the fruit quality was improved by spraying 20mg/L NAA at full-bloom stage and there was no significant effect of fruit quality when treated with 15~50mg/L NAA at young fruit stage.
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    Occurrence and control of two dominant species of fruit-piercing moth
    LIU Yong-sheng
    2000, 29(04): 32-35. 
    Abstract ( )   PDF (145KB) ( )  
    Oraesia excavata Butler and O. emarginata Fabricius are the two dominant species of fruit-piercing moth in Hubei Province. O. excavata Butler occurs four times a year and its harm peaks each time. O. emarginata Fabricius also occurs four times a year but only peaks during the last time. The larvae of the both species feed on Coeculus triobus so that there is a correlation between the distribution and density of Coeculus triobus and the occurrence and density of the insects. It is the most effective way in controlling the moths to eradicte Coeculus triobus, the host of the fruit-piercing moths' larvae. The experiments showed that applying herbicide to the stems of Coeculus triobus could kill the plant conveniently and permanently.
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    Studies on floralcultural regionalization in Hainan Island
    SONG Xi-qiang, GUO Yun-qing
    2000, 29(04): 36-41. 
    Abstract ( )   PDF (251KB) ( )  
    Eight climate districts regionalized for Hainan floralcultural are evaluated respectively in this paper. Meanwhile, floralcultural arrangement in Hainan is discussed and the assumption of establishing six types of commercial ornamental product bases is put forward.
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    The disposition of plants in the Birds Garden of Gulang Island in Xiamen
    CHEN Ming-xuan
    2000, 29(04): 42-46. 
    Abstract ( )   PDF (210KB) ( )  
    The disposition of Plants in the Birds Garden of Riguangyan travel district in Xiamen was investigated. The guiding principle and characters of the disposition of plants were described, and the limitations were also pointed out. It provides a scientific basis for developing the Birds Garden in future and also a reference for other bird-gardens to make a garden design.
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    Selection and disposition of indoor plants in Xiamen
    SHI Jian-yu, CHEN Yin-feng
    2000, 29(04): 47-50. 
    Abstract ( )   PDF (146KB) ( )  
    The role of indoor landscaping is analyzed in this paper. The principle of the selection of indoor plants in Xiamen and the way of disposition are discussed, and the ecological habits and uses of the common indoor plants in Xiamen are also described.
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    Tissue culture of Begonia tuberhybrida
    LIU Fu-ping, HUANG Xiao-mei, ZOU Xiao-lu
    2000, 29(04): 51-51. 
    Abstract ( )   PDF (67KB) ( )  
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    Purification and properties of allantoate amidohydrolase from Phaseolus vulgaris seedling during germination
    XU Zhi-wei, ZHOU Hua-xin, HUANG Wei-nan
    2000, 29(04): 52-53. 
    Abstract ( )   PDF (103KB) ( )  
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    Review and prospect of the taxonomy about the Rubiaceae
    WANG Rui-jiang
    2000, 29(04): 54-58. 
    Abstract ( )   PDF (174KB) ( )  
    Taxonomic history of the Rubiaceae is reviewed in this paper. The future of relative research is also prospected. The present situation shows that it is necessary for us to learn and explore much more information, which comes from the combination of the general and modern scientific method, and set up a much natural and scientific taxonomy system of the Rubiaceae.
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    A review of composition,function and regulation of the xanthophyll cycle in higher plants
    WANG Ren-Lei, LIU You-Liang, HUA Chun
    2000, 29(04): 59-66. 
    Abstract ( )   PDF (265KB) ( )  
    The advances of the composition and function of xanthophyll cycle in higher plants, the structure, biochemical properties and regulation of violaxanthin de-epoxidase and zeaxanthin epoxidase, and convertibility and localization of xanthophyll during the last few years are reviewed.
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