In this study, we studied mycorrhizal effects on the development of early blight in tomato caused by the necrotrophic fungus Alternaria solani.

在本研究中色播播电影，我們研究了菌根在由死體營養(yǎng)型真菌早疫病菌引起的蕃茄早期枯萎病的發(fā)展中的作用国产精品免费久久久久影院无码。

The varieties resistant variety of diseases, such as high resistance to virus diseases and bacterial wilt, early blight resistant, gray mold and leaf mold resistance, low temperature, low light, setting a high rate, non-deformed fruits and empty fruit, the results of a single inflorescence 15 ~ 35, merchandise fruit rate of more than 98% for tomato production in Hebei Province has provided a fine new varieties.

品種抗多種疾病，如高抗病毒病和青枯病草碰在线播，抗早疫病久久精品久久囯产精品，灰霉病和葉霉病性，低溫，弱光日韩成人久久久影视网站大全，設(shè)置率高人妻影音先锋啪啪av资源网下载，不變形的水果和空果，單一花序結(jié)果1535欧美老女人性生活视频，商品的98％以上番茄果實(shí)河北省產(chǎn)出率提供了一個(gè)優(yōu)良新品種操逼毛片视频试看15分钟。

In the greenhouse, tomato seedling was treated with 100 times, 200times and 300times of juice of clover and leek and wood vinegar, and with three different way of treatment: spraying the leaf, sprinkling the root and sprinkling the root combination of spraying the leaf. Then the disease index of tomato early blight was investigated, and the controlling effects was calculated .At the same time, the quantities of microbes around the tomato root were counted.

在溫室中用苜蓿汁、韭菜汁和木醋液三種不同物質(zhì)以100倍黄色视频.免费观看网站、200倍和300倍按葉面處理+灌根處理、單純灌根處理和單純?nèi)~面處理三種方式處理番茄苗人人做人人爽国产视，測定番茄土壤根際微生物數(shù)量并調(diào)查番茄早疫病的病情指數(shù)和防治效果乱论强奸欧美。

The disease index of tomato early blight was reduce gradually as the number of bacteria and antinomies increase.

4土壤微生物數(shù)量與番茄早疫病的發(fā)生有一定的關(guān)系，隨著細(xì)菌和放線菌數(shù)量的增加国产精品三区视频，番茄早疫病的病情指數(shù)也相應(yīng)減少禁止18岁观看。

The control effects of Echcin to tomato early blight,to rice bacterial blight ...

Echcin 噴霧2 次，對番茄早疫病的盆栽防病效果為75 欧美福利x。8％毛片免费全部播放无码直播。

E. g. a late blight of tomato

破產(chǎn)毀壞了這一家。

By basin planting studies were carried out on the effect of applying K fertilizer on disease index and susceptible rate of tomato early blight and on the reasons for applying potissum to raise the disease resistance.

采用盆栽試驗(yàn)研究了鉀對番茄早疫病病情指數(shù)和發(fā)病率的影響美女被操在线，并從其莖結(jié)構(gòu)方面探討了施鉀提高番茄抗早疫病的原因欧美理论大片清免费观看。

The research progress on tomato late blight was summarized,including the character and race of Phytophthora infestans,mechanism of resistance,inheritance of resistance and resistance breeding.

本文綜述了國內(nèi)外對番茄晚疫病菌特征特性、生理小種以及番茄抗晚疫病機(jī)制精品久久洲久久久久、抗性遺傳規(guī)律国产精品ⅴa无码一区二区、抗病育種等方面的研究進(jìn)展，并對當(dāng)前生產(chǎn)和研究中存在的問題和今后研究方向進(jìn)行討論1024无码中文。

During 2000-2006, 508 samples of tomato late blight Pytophthora infestans from 8 tomato growing areas in Guangxi were collected and 239 pure isolates of the pathogen were obtained.

2000-2006年视频一区无码在线，從廣西8個(gè)番茄產(chǎn)區(qū)采集了508份番茄晚疫病標(biāo)樣，分離純化獲得239個(gè)晚疫病菌株www.认真日本。

The result from this study indicates that, with the ways of sprinkling the root and sprinkling the root combination of spraying the leaf is better than with the way spaying leaf for three different soil amendment controlling the tomato early blight, the same as the quantities of microbes around the tomato root. The wood vinegar and the juice of leek have certainly effects of controlling tomato early blight.

實(shí)驗(yàn)結(jié)果表明：三種不同的土壤改良劑采用葉面處理+灌根處理和單純灌根處理對于番茄早疫病的防治效果明顯好于單純?nèi)~面處理精品入口，相應(yīng)地，土壤微生物數(shù)量呈現(xiàn)同樣的變化国产迷奸，二者呈現(xiàn)同步增長的趨勢黄色网站在线的视频。