18 September 2006, Volume 1 Issue 9

    

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研究论文
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  Activity ofβ-Aminobutyric Acid Compound Induced Resistance against Plant Pathogens

  Yang Yuhong Xie Bingyan Feng Lanxiang

  . 2006, 1(9): 6-8.

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  β-aminobutyric acid (BABA) is a plant chemical inducers of resistance which can induces resistance against a large number of plant pathogens.The activity of BABA compound induced resistance against many vegetable disea- ses in the greenhouse or field was investigated.Our results showed that 10% BABA soluble powder was more effective against diseases than pure BABA.The activity against pepper phytophthora blight by 10 % BABA soluble powder was more than 88 % 10 days after inoculation.The efficacy in controll...
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  Method of Quality Comprehensive Evaluation on Wax Gourd

  Xie Dasen He Xiaoming Peng Qingwu

  . 2006, 1(9): 9-11.

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  The quality evaluation on wax gound was studied with 24 varieties form various types and sources.The quality characters included content of soluble solids,acidity,flesh density,water content,fruit skin colour and shape.The re- sults indicated that flesh density and the ratio of sugar to acid were the most important factors to evaluate quality of wax gourd.A set of quality comprehensive evaluation method was developed based on the opinion of producers and consumers.
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  Effect of Spectrum Conversion Film on Temperature,Light and Growth of Chinese Cabbage

  Wang Yuxia Xu Kun Mi Qinghua

  . 2006, 1(9): 12-15.

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  The result of the experiment indicated that spectrum conversion film had higher light transmittance charac- ter and increased temperature in tunnel remarkably,as compared with common film(CK);the spectrum conversion film, when temperature was low,could enhance the air temperature and 5 cm deep soil temperature in tunnel by 0.5～0.9℃and 0.7～1.3℃respectively,but when temperature was high,it could decreased those by 0.2～1.0℃and 0.2～0.6℃respectively.So spectrum conversion film remarkably increased yield and impr...
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  Changing of Wax Gourd Seed during the Development and Post-harvest Treatments

  Huang Rukui

  . 2006, 1(9): 16-18.

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  Seed development of wax gourd (Benincasa hispida Cogn.)TW2012 could be classified into three stages: the rapid enlarging,the dry matter accumulation and the dehydration.The seeds had viability for 25 days after anthesis flow- ering and became filling mature for about 55 days.However,the rate of germination did not increase with the improvement of the viability.About 70 % of seeds were dormant.Dormancy could be broken down by keeping seeds in dry storage,or by fruit post-harvest storage.The later treatment w...
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  Studies on Growth,Yield Formation and Absorbtion of Nitrogen,Phosphorus and Potassium in Malabar Spinach

  Guan Peicong Liu Houcheng Luo Guanying

  . 2006, 1(9): 19-21.

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  The growth and development of malabar spinach (Basella sp.)was divided into three stages:germination stage,main stem & leaf growth stage and lateral stem & leaf growth stage.Fresh and dry weight of plant and leaf area in- creased during growth and development of malabar spinach.There was higher vitamin C content in Red malabar spinach than that in Green one.The absorbtion ratio of N:P_2O_5:K_2O in malabar spinach was(3.1-4.1):1:(6.0-8.2).Malabar spinach had high utilization efficiency of nitrogen,phosphorus...
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  Field Trial of Several New Types of Insecticide in Controlling Tomato Gray Mold

  Zhen Guo;Du Hui

  . 2006, 1(9): 22-23.

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  Effects of Different Grafting Methods on the Grafting Work Efficiency and Growth of Cucumber Seedings

  Zhu Jin;Bie Zhilong;Huang Yuan;Han Xiaoyan

  . 2006, 1(9): 24-25.

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  Control Optimum and Efficacy of Different Insecticides against Bruchus rufimanus

  Wu Xinhua;Zheng Yongli;Han Minhui;Jiang Kaijie

  . 2006, 1(9): 25-26.

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品种选育
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  A New Cucumber F_1 Hybrid— Zhongnong No. 21

  Zhang Shengping Gu Xingfang Wang Ye

  . 2006, 1(9): 27-28.

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  Zhongnong No.21 is a newly bred cucumber F_1 hybrid developed by using inbred lines 0227 and 00207 as parents.It grows vigorously with early maturity.It has high resistance to powdery mildew,resistance to angular leaf spot, middle resistance to scab,fusarium wilt,CMV and WMV.It is tolerant to cold and weak light.Its total yield is 150 t·hm~(-2).It has high marketable quality with straight,delicious and crisp fruit.Average fruit is about 35 cm in length,3 cm in diameter,and 200 g in weight.It is suitable for...
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  A New Cucumber F_1 Hybrid— Jinmei No. 2

  Yang Ruihuan Ha Yujie

  . 2006, 1(9): 29-30.

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  Jinmei No.2 is a new mini-type cucumber F_1 hybrid bred from 298 and 294.It is tolerant to chilling,weak light.It is resistant to downy mildew and powdery,mildew,mid-resistant to fusarium wilt.Its plant grows vigorously and it yields 67.5 t·hm~(-2) in winter greenhouse.Average fruit is about 14 cm in length,2.7 cm in diameter,and 80 g in weight. Fruits are smooth and green,sweet and crispy.It is suitable for greenhouse cultivation in winter.
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  A New Seedless Watermelon F_1 Hybrid— Longmiwuzi

  Liu Dongshun Zhao Xiaoqin Yang Wanbang

  . 2006, 1(9): 31-32.

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  Longmiwuzi is a new seedless watermelon F_1 hybrid developed by crossing female parent 96N02 with male parent 96F13.It takes 102 days from sowing to harvest.The fruit is round,green background with darker green stripe.The flesh is red and crispy,the central soluble solids content of the fruit is about 12.3 %.Firm rind is suitable for transportation and storage.It is mid-resistant to fusarium wilt.It is suitable for open field and protected cultivation.Average fruit weight is about 4.9 kg and average yield i...
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  A New Seedless Watermelon F_1 Hybrid— Xinyou No. 35

  Zhou Shubin Wang Quan

  . 2006, 1(9): 33-34.

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  Xinyou No.35 is a new F_1 hybrid of seedless watermelon with the advantages of good quality,disease-resist- ance,good bearing habit and high yield etc.It takes 86 days from sowing to havest,fruit growth period is 32 days.The fruit is round,the peel is blackish green with black stripe.Its flesh color is red,the flesh quality is delicate and juicy,the content of central soluble solids is about 11.3%.The weight of single melon is about 4 kg.The yield is about 52.5 t·hm~(-2).