20 May 2003, Volume 1 Issue 3

    

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试验研究
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  Induction of Resistance to TMV in Pepper Plants by DL-β-aminobutyric Acid (BABA),Jasmonic Acid (JA) and Methyl Jasmonate (MeJA)

  Liang Junfeng;Xie Bingyan;Zhang Baoxi;et al.

  . 2003, 1(3): 4-7.

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  DL-β-aminobutyric acid (BABA),Jasmonic acid (JA) and Methyl jasmonate (MeJA) that were applied as foliar spray to pepper plants induced resistance to a challenge infection with tobacco mosaic virus (TMV). There werent remarkable differences among effects of induced resistance in three kinds of peppers induced by three inducers. The effects of induced resistance were effected by concentrations of inducers,plant growth stages and inoculated concentrations of TMV. The highest affect of induced resistance can ...
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  The Analyses of Intercellular Proteins of Tomato Leaves Infected by Oidium.lycopersici

  Li Chengwei;;;Wang Xiaowu;Guusje Bonnema

  . 2003, 1(3): 8-9.

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  The intercellular fluid of leaves from tomato infected by Oidium.lycopersici was analyzed using SDS-PAGEmethod.The tendency difference of three intercellular proteins between susceptible and resistant plant was investigated to reveal the resistance mechanism at the intercellular protein level.
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  Study on Zhongshengmycin and Amino-Oligosaccharins to Fusarium oxysporum on Watermelon

  Xu Zuoting;Li Lin;Li Changsong;et al.

  . 2003, 1(3): 10-12.

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  The control effects of amino-oligosaccharins and zhongshenymycin and their combination with carbendazim were conducted to fusarium wilt on watermelon in laboratory and field trial.The results showed that zhongshengmycin had significant inhibitory effect to the fungi in laboratory bioassay and the field control efficacy and increased production of the combination with carbendazim were 84.12% and 104.61% respectively.These were significantly better than other treatments at the 95% confidence level.Amino-oligo...
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  Breeding and Utilization of CMS Line in Broccoli

  Zhang Keping;Lin Lixian

  . 2003, 1(3): 12-14.

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  From 1996 to 2001,with three imported broccoli CMS lines as the sterile resources,different types of broccoli materials have been respectively hybridized and backcrossed,a batch of various sorts of broccoli materials with the different ripe features have been obtained. Characterized by 100% rate of the stable sterility,those materials contain normal nectary and good seeding capacities. Their horticultural characters are the same as their maintainer. The combining ability of the breded CMS lines and its ...
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  Studies on Flavor of Cherry Tomato Fruit

  Yue Suju;Liu Houcheng;Zhai Yingfen;et al.

  . 2003, 1(3): 15-17.

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  The contents of reducing sugar,sucrose,soluble sugar and titratable acid in cherry tomato (L. esculentum var. cerasiforme ) fruit were studied. The results showed that reducing sugar was the main soluble sugar in cherry tomato fruit. The content of titratable acid in autumn fruits was higher than that in spring fruits.The content of soluble sugar in fruits grown in soil was higher than that in soilless culture. The flavor of cherry tomato fruit mainly attributed to contents of soluble sugar and titratable...
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  Effect of Chitosan Film Coating on Pepper Storage

  Wu Fei;Zhou Wei;Zhang Xiuling

  . 2003, 1(3): 17-19.

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  The optimum condition of making chitosan film was 2.44%-2.93% chitosan;pH 5.01-5.71,temperature 23.5-28.5℃. The best result was obtained by coating pepper twice.The sodium dehydroacetate was used for mold inhibitor. The formula of the film preservative is 2.5 % chitosan,an appropriate amount of ethanol and sodium dehydroacetate,two drops of Tween 80.
品种选育
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  A New Tomato F_1 Hybrid──‘Jiangshu No.1’

  Zhao Tongmin;Yu Wengui;Xu Helin;et al.

  . 2003, 1(3): 20-21.

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  Jiangshu No.1 is a new early mature tomato F 1 hybrid developed by crossing 4170p as a female parent with C94-3224 as a male parent. It is resistant to ToMV,leaf mold and middle resistant to CMV.Average fruit weight is 210 g.It yields 67.5-82.5 t·hm -2,and is suitable for protected cultivation.
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  A New Sponge Gourd F_1 Hybrid──‘Yalu No.2’

  Luo Jianning;Luo Shaobo;He Xiaoli;et al.

  . 2003, 1(3): 22-23.

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  Angular sponge gourd Yalu No.2 is a new early F 1 hybrid developed by crossing inbred line Ya 5-1-2-3-0 and S8,and is high rate of fruit-setting. The number of nodes under the first female flower is 8.6. The fruit is long cylindrical,54.51cm in length,4.8cm in diameter,green in colour,sweet in taste,average fruit weight is 0.36kg. It yields 30-37.5t·hm -2,and is suitable for cultivation in south China in spring and autumn.
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  A New Chinese Cabbage F_1 Hybrid──‘Defeng No.1’

  Luan Zhaoshui;Zhang Dongqin

  . 2003, 1(3): 23-24.

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  Defeng No.1 is a new middle-late mature Chinese cabbage F 1 hybrid bred from two self-incompatible lines Lubai 8SI and Xin No.1 DD. The growing period is 85 days. The leaf stalks are thin with little fiber. It is resistant to downy mildew, high resistant to virus. The yield is 82.71-83.11 t·hm -2, 2.7%-12.7% higher than that of contract variety Beijingxin No.3, with high quality and good commodities.
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  A New Watermelon F_1 Hybrid──‘Xiangyubingjing’

  Tao Dihui;Liu Jianxiong;Ruan Wanhui;et al.

  . 2003, 1(3): 25-26.

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  Xiangyubingjing is a new watermelon F 1 hybrid developed by crossing female parent T328 with male parent T93.It is early maturity with growing period of 70-85 days,beautiful appearance,yellow flesh and crispy,the center sugar content of the fruit is 12.5%,average fruit weight is about 1.0-1.5kg.It has excellent fruit setting performance,grows well in low temperature condition. It is suitable for greenhouse production in early spring or autumn-winter season. It has spreaded widely in Hunan, Yunnan, Guangdo...
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  A New Watermelon F_1 Hybrid──‘Kejingkangfeng’

  Li Xiaoyan;Wu Hong;Shi Kunshan;et al.

  . 2003, 1(3): 27-28.

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  Kejingkangfeng is a new watermelon F 1 hybrid bred by crossing excellent inbred line 92-2 and J90-7-6-4-2.It can be harvested in 95 days after sowing,and about 36 days from fruit setting. The fruit is ellipse in shape,green skin with dark green hackle stripes and red flesh. It is high resistant to Fusarium wilt and toleranc to consecutive planting. The soluable solid content is 11.5% in center,9.0% in margin,fruit wall is 1.1cm in thickness.The yield is 72t·hm -2 with average 8 kg per fruit. It is suit...
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  A New Pepper F_1 Hybrid ──‘Zhenyan No.3’

  Song Chun;Ma Zhihu;Luo Xiulong;et al.

  . 2003, 1(3): 29-30.

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  Zhenyan No.3 is a new middle-early maturity pepper F 1 hybrid developed by crossing the self-line Y9007 selected from the local hot pepper variety Yangjiaojiao in Jiangsu with the self-line T9218 selected from Jiuquan,Gansu. The fruit is oxhorn in shape with length of 12-15cm,shoulder diameter of 4.7cm,flesh thickness of 0.35cm. It is suitable to be grown in plastic house in early spring as well as late autumn in protected and open field in Changjiang reaches and south vegetable production bases,the aver...
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  A New Hot Pepper F_1 Hybrid── ‘B Tezao’

  Chen Bingjin;Tang Zhenquan

  . 2003, 1(3): 31-32.

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  B Tezao is a super early maturing hot pepper F 1 hybrid developed by crossing excellent line C11 with inbred line A03. The fruit is oxhorn shaped with smooth skin. It has a good demand in current market. The yield is 45-60t·hm -2. It is resistant to virus and disease anthracnose. It is suitable to grow in both open and protected field in Yangtze River and southwestern area in China.