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2017 Vol. 8, No. 4

2017, 8(4)
Abstract:
Research reports
Biomineralization Function of ChSy-1 in Pearl Oyster Pinctada fucata
YI Xuejie, ZHANG Hua, HE Maoxian
2017, 8(4): 377-382. doi: 10.15886/j.cnki.rdswxb.2017.04.001
Abstract:
In order to investigate the mechanism of chondroitin sulfate synthase 1( ChSy-1) participating in biomineralization in the pearl oyster Pinctada fucata,we performed tissue distribution experiment,shell notching experiment and RNA interference test. R...
The Stepwise Intermediate Culture of Trachinotus ovatus Fingerlings in Large Cage
LIN Chun, WANG Xiaobing, HUANG Hai
2017, 8(4): 383-389. doi: 10.15886/j.cnki.rdswxb.2017.04.002
Abstract:
A new model for intermediate culture of Trachinotus ovatus fingerlings in large cage was designed,and the main technical parameters were determined by experiment. This culture model included three stages of culture:primary,secondary and tertiary,and ...
Short-term Temporal Variation of Zooplankton Communities during Dry Season in Li’an Lagoon,Hainan
CHEN Xin, WANG Chaochao, ZHUO Wen, LIU Qiuyu, TANG Min
2017, 8(4): 390-398. doi: 10.15886/j.cnki.rdswxb.2017.04.003
Abstract:
Zooplankton communities in the shellfish-culture area and its adjacent non-culture area in Li’an Lagoon in the south of Hainan Island were observed to analyze their short-term temporal variation in dry season,and were found to have high abundance,spe...
Effect of External Carbon Source on the Water Quality of Coral Aquaculture System
ZHOU Zhi, LIU Jieruo, WANG Lingui, TANG Jia, NI Xingzhen
2017, 8(4): 399-403. doi: 10.15886/j.cnki.rdswxb.2017.04.004
Abstract:
Corals have a very high requirement for water quality,and high contents of nitrogen and phosphorus give adverse impact on their survival and breeding. Nutrient concentrations are usually very high in culture of corals. Ethanol was used as an external...
Effect of Combined Ozone-Ultraviolet on the Total Colony Count and the Coliform Group in Crassostrea rivularis
LIN Qing, MA Qingtao, LI Chunxiao, CHEN Kailiang, XU Xiaoneng
2017, 8(4): 404-408,423. doi: 10.15886/j.cnki.rdswxb.2017.04.005
Abstract:
An experiment was carried out to reduce the number of the coliform group and the total colony count in Crassostrea rivularis cultured in sea water to ensure food safety. Sea water used for culture of C. rivularis was disinfected with ozone at concent...
Cloning and Expression Analysis of MeHDS09 Gene Related to Abiotic Stress Signals in Cassava
WANG Shuchang, YU Xiaoling, LI Shuxia, RUAN Mengbin, PENG Ming
2017, 8(4): 409-414. doi: 10.15886/j.cnki.rdswxb.2017.04.006
Abstract:
The gene MeHDS09 was cloned from cassava to analyze its structure and functions in tissue cultured plants under different abiotic stresses. MeHDS09 was isolated from cassava plant using RT-PCR and had 2 151 bp open reading frame encoding 716 amino ac...
Subcellular Localization of eIF4E Family Proteins in Papaya
XIONG Yue, SHEN Wentao, TUO Decai, LI Xiaoying, YAN Pu, ZHOU Peng
2017, 8(4): 415-418. doi: 10.15886/j.cnki.rdswxb.2017.04.007
Abstract:
Eukaryotic translation initiation factor 4 e( eIF4E) is a necessary factor for many viruses infecting plants. The plant expression vectors of Cp-eIF4E and Cp-eIFiso4E were constructed,fused with green fluorescent protein( GFP),and transformed into th...
Effects of Different Hormone Combinations on Callus Inducing of Shoot Explant from Bitter Leaf(Vernonia amygdallina Del)
HUANG Wei, LI Xiuqiong, LIU Jiao, WEI Qing, WU Jinshan
2017, 8(4): 419-423. doi: 10.15886/j.cnki.rdswxb.2017.04.008
Abstract:
Young shoots of the stem of Bitter Leaf( Vernonia amygdalina Del) were used as explants and cultured in the 1/2 MS with supplements of combinations of three plant hormones,ie. NAA,6-BA and 2,4-D,at different concentrations to screen the optimum hormo...
Antioxidant Activity of Secondary Metabolites from the Endophytic Fungus Isolated and Identified from Noni(Morinda Citrifolia Linn.)
MA Wenting, WU Yougen, HU Zhengbo, ZHANG Jufeng, YU Jing
2017, 8(4): 424-430. doi: 10.15886/j.cnki.rdswxb.2017.04.09
Abstract:
Fruits and leaves of noni( Morinda citrifolia Linn.) were collected in Wanning,Danzhou,Qionghai,Sanya,Lingao and Haikou,Hainan Province,from which 32 strains of endophytic fungi were isolated,cultured at 25 ℃ and then identified by using 26 S r DNA D...
Antioxidative Activity of Polypeptides Extracted from Styela plicata Tunic
MAO Kailin, LIN Fang, XU Teng, YU Zuoting, ZHOU Hailong
2017, 8(4): 431-435,458. doi: 10.15886/j.cnki.rdswxb.2017.04.010
Abstract:
To evaluate the biological value of fouling organism,sea squirt,in marine aquaculture,Styela plicata,a dominant sea squirt species in the South China Sea,was collected fresh to prepare polypeptides from their tunic by extraction,and the extracted pol...
Species Distribution Pattern of Tree Plant Communities on Different Slopes and Altitudes in the Wuzhishan Nature Reserve
ZHUO Shuhui, HU Neng, CHEN Kang, LI Jialing, YIN Weizhi, HUANG Lianghong, LONG Wenxing
2017, 8(4): 436-443. doi: 10.15886/j.cnki.rdswxb.2017.04.011
Abstract:
In order to study the effects of slope and altitude on species diversity of tropical rain forest communities,two quadrats with 2 500 m2 each were set up in lowland rain forest,ravine rainforest and mountain rain forest on the northern and southern sl...
Niche Characteristics of Dominant Populations in Pinus kwangtungensis Community in Hainan
WU Tingtian, ZHANG Kai, YANG Xiaobo, LONG Cheng, CEN Juren, LI Donghai
2017, 8(4): 444-452. doi: 10.15886/j.cnki.rdswxb.2017.04.012
Abstract:
Pinus kwangtungensis is a special species of conifers in China,mainly distributed from the north tropics to the north pan-tropics. As P. kwangtungensis was distributed in the southernmost area in China it is of a great scientific value and practical ...
Effect of Starch Xanthates on Structure and Dynamic Properties of Carbon Black/Natural Rubber Composites
YOU Jianhua, LU Qiuyu, MIN Xiaoyu, WU Jie, LUO Wenjie, LIN Hua, WANG Zhifen
2017, 8(4): 453-458. doi: 10.15886/j.cnki.rdswxb.2017.04.013
Abstract:
The structure and dynamic properties of the starch xanthate/carbon black/natural rubber composites were analyzed by using scanning electronic microscopy( SEM),rubber process analyzer( RPA) and dynamic mechanical analyzer( DMA). The results showed tha...
Technical methods
GC-MS Analysis of the Agarwood Induced by Insects and Chopping
WANG Yuguang, WANG Jun, YANG Jinling, MEI Wenli, DAI Haofu
2017, 8(4): 459-465. doi: 10.15886/j.cnki.rdswxb.2017.04.014
Abstract:
The two adjacent parts of the tree of Aquilaria sinensis had been induced to produce agarwood due to insect infestation and chopping for two years,and the compounds of the argarwood induced were analyzed by using the GC-MS. The GC-MS analysis indicat...
Analysis of Chemical Constituents from the Fruiting Bodies of Retiboletus kauffmanii
WANG Lin, KONG Fandong, MA Qingyun, HUANG Shengzhuo, ZHOU Liman, XIE Qingyi, DIN Qiong, ZHAO Youxing
2017, 8(4): 466-473. doi: 10.15886/j.cnki.rdswxb.2017.04.015
Abstract:
Chemical constituents were isolated from Retiboletus kauffmanii by repeated column chromatography and preparative HPLC,and their chemical structures were identified by spectral data and references. At the same time their acetylcholinesterase inhibito...
Literature reviews
A List of Diseases on Citrus in China’s mainland
LU Ying, QI Yanxiang, YU Qunfang, YANG Yi
2017, 8(4): 474-481. doi: 10.15886/j.cnki.rdswxb.2017.04.016
Abstract:
Eighty five diseases which occur in Citrus production in China mainland were listed. Their distribution and the organs of Citrus plants by which the diseases mainly attack were also described. Of the listed diseases there were 61 infectious diseases ...
Research Advances on Sub-lethal Dose of Insecticides and Insect Immune Response
LIN Zhufeng, JI Xuncong, LIANG Yanpo, ZHAO Haiyan, CHEN Haiyan
2017, 8(4): 482-487,494. doi: 10.15886/j.cnki.rdswxb.2017.04.017
Abstract:
Insect immunity is a defense response against attack of exogenouspathogens or other adverse stimulation. The insect immune system is comprised of humoral immunity and cellular immunity. Both of the immunities act co-operatively in response to attack ...
Research Advances in Chemical Constituents and Bioactivity of Phellinus spp.
LI Ran, MA Qingyun, KONG Fandong, XIE Qingyi, DIN Qiong, ZHAO Youxing
2017, 8(4): 488-494. doi: 10.15886/j.cnki.rdswxb.2017.04.018
Abstract:
Chemical constituents isolated from Phellinus spp. mainly included terpenes,steroids,flavonoids,phenols,oxole and polysaccharides,and these constituents possessed comprehensive biological activity such as anti-tumor,immune regulation,blood sugar-lowe...