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Studies On The Promotion Of Growth On Tomato And Enhancing Effect On Pesticide And Antifungal Activity Of Plant By Bamboo Vinegar

Posted on:2008-10-06Degree:MasterType:Thesis
Country:ChinaCandidate:W J WangFull Text:PDF
GTID:2143360215976232Subject:Pesticides
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In this paper, the bamboo vinegar was tested on tomato which planted in pot and in soil. The examination of the growth function to the tomato, grows, the quality to the tomato reproduction and influence of the output, and the investigation of the plant disease situation in the tomato growth process by bamboo vinegar;The research to agricultural chemicals synergize and the preventing and controlling plant disease function. The main results as following:1 .The right amount density bamboo vinegar can very good promote tomato seedling stage grow, its single fresh weight, the dry weight compared to CK all to have the enhancement, the 150x to 350x for best, but 50x of densities have not appeared the suppression to grow or to burn the seedling phenomenon,.the meathod of filling the root and spurting leaf surface was obvious; May increase chlorophyll content through bamboo vinegar processing, remarkably improve the leaf blade quality and is advantageous to enhance the leaf photosynthesis,lengthen the leaf life, the promotion photosynthesis product accumulation; Can remarkably improve the tomato the camp keeping in good health, the stem thick, high,leafs and development compared to increases to the illumination, but the density is different, the employment way is different, the result also has some difference. There are some influence to tomato's reproduction growth which can enhance dry weight of fruit, the amount of fruit and go on the market in the date earlier period for 2-4 days, particularly the influence to the amount of fruit are more obvious, but the influence is small to blooming date and the flower bud number. The better treatments are insufflation and insufflation +filling the root . The effect of alone filling the root is ordinary; Bamboo vinegar can improve the fruit intrinsic quality, enhance V_C and the soluble sugar content, suitably enhance the saccharinic acid compared to,thus changes feeling in the mouth, may effectively reduce the content of nitrate and the nitrous salt, enhances the fruits the hygiene condition; Can remarkably enhance the tomato output, in the pot experiment the increased range is 3.85% to 40.9%, and in the field experiment the increased range is 5.3% to 26%.The method to fill the root is good. The effect is obvious by 100x-300 treated. The result shows in field that bamboo vinegar can effectively prevent and control the occurrence or delay to get sick. The effect of 50X in the plot achieve 78.6% to the cataplexy preven and controle, 100x to achieve 71.4%, but the employment on the leaf 50x was only 50%, effect is worse of low density; Should better be 50X of bamboo vinegar spurting leaf to the tomato early epidemicdisease preventing and controlling effect executes reaches 49%, the effect is worse of the low density; Synthesizes looked by 150-350 densityeffect better, in particular 250 time of densities best, from theemployment way looked spurts executes + fills the root effect to bemost obvious.2.The independent bamboo vinegar employment can drive to the Bemisia tobaci, the highly concentrated effect is better, after the 1d,20x and 50x of bamboo vinegar adjustment the effect respectively to reach 71.03%and 69.13%, but along with the number of days and density reducing, guards against the effect remarkable drop; Has certainly synergize the function of 3.3% Tian Ding, imidcioprid, acetamiprid Prevent and control to Bemisia tobaci and the nymphae of Bemisia tobaci; indoxacarb Prevents and controls to Predenia liture; propargrit controls to the red back spider; adding the bamboo vinegar. In reducing in half quantity service condition the basic performance achieves the effect as the commonly used dosage guards against. The effect of different density bamboo vinegar is not obvious, but take 300x - 500x as good, 600x is worse.3.Has certainly synergize the function of Thiram and Procymidone to control Cladosporiumfulvum; of mixed mancozeb and metalaxyl to controlled Downy mildew,adding the bamboo vinegar. In reducing in half quantity service condition the basic performance achieves the effect as the commonly used dosage guards against. The effect of different density bamboo vinegar is not obvious, but take 300x-400x as good. Independent employment bamboo vinegar 50x, 100x, 200x, 300x guard against the effect to the leaf mold are 64.14%, 53.98%, 50.44%, 26.57% and to compare themedicament 79.66% differences to be remarkable. The highly concentrated bamboo vinegar fluid has not had the chemical damage to the tomato which can see, guards against the effect to thecucumber Downy mildew respectively is 71.98%, 66.79%, 55.22%, 26.11%,50x of bamboos vinegar fluid has the ignition to the cucumber the spot, therefore must prudently use, processing the difference is remarkable. The effect to contron capsicum root-rot sickness when 10x of bamboos vinegar causes the big area death, 20x guard against the effect high, may achieve 83.98% but to create the adult plant diminutive .Therefore 10x and 20x of bamboos vinegar cannot be used on the plant, is easy to create the chemical damage, 50x, 100x, 200x, 300x guard against the effect respectively are 74.42%, 61.06, 48.92%,20.82%, the fenaminosulf guards against the effect is 80.63%, the effect of 20x as it.4.The sensitive is different of different germ to the bamboo vinegar. Fusariumoxysporium f.sp.cinerea is not insensitive to it, relative suppression rate also lower, the Rhizoctonia solani and Pythium spp are sensitive to the bamboo vinegar fluid, a lower density can obtain the better bacteriostasis effect. Their lowest bacteriostasis density and the lowest sterilization density is 2.0%, 1.1 %, 1.4% and 2.5%, 1.25%, 1.7% in turn. The effect is not good of bamboo vinegar to contron Fusariumoxysporium f.sp.cinerea, 50x guard against the effect only to achieve 50.29%, guards against the effect with comparison medicament chlorothalonil 600x(88.12%) the difference to be remarkable, along with the density drop,the preventing and controlling effect also rapidly reduces, the bamboo vinegar dilutes when 300x guards against the effect only to 5.10%.The effect of 20x and 50x is above 90% to control Rhizoctonia solani as Hymexazol does. All treatment are not remarkable difference, The effect of 100x of bamboo vinegar. 200x and 300x guard against the effect respectively are 65.22% and 46.38%, because density reducing, its preventing and controlling effect also remarkably reduces. To prevents and controls Pythium spp,the effect of 20x and 50x are as well as Hymexazol's,but The three between has not achieved remarkable difference, but along with density reducing, it guards against effect also rapidly drop, when 300x, it guards against effect only to 37.15%...
Keywords/Search Tags:bamboo vinegar, the function of Promotion growth, pesticide, Synergizing the function
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