英语释义

1. a moderately virulent but highly infective virus disease especially common in potatoes that often show no visible external symptoms although the yield is significantly reduced

片语

Virus Disease Disease病毒病病害

potato virus x disease马铃薯x病毒病

virus infective disease病毒感染性疾病

potato virus s disease马铃薯s病毒病

virus infectious disease病毒性传染病

potato virus y disease马铃薯y病毒病

bee virus y disease蜜蜂Y病毒病

Cactus virus X disease仙人掌X病毒病

英汉例句

• in the interest of the healthy development of the chicken breeding industry of shandong province, the controlling and prevention of virus disease must be guaranteed.

  为了保证山东省养鸡业的健康发展，必须有效的控制和预防病毒病。

• marburg virus disease occurs very rarely and appears to be geographically confined to a small number of countries in the southern part of the african continent.

  马尔堡出血热的发生极其罕见，并且似乎在地理上局限于非洲大陆南部少数国家。

• in recent years, the outbreak of prawn virus disease has brought about a drastic drop in annual yield of chinese cultured prawn and caused a great economic loss.

  近年来，对虾病毒病的爆发，使我国养殖对虾的年产量大幅度下降，造成了巨大的经济损失。

• bombyx mori nuclear polyhedrosis virus disease has the most extensive distribution and is the most serious disease in the occurred diseases.

  在发生的病毒病为害中，家蚕核型多角体病分布最为广泛，为害最大。

• the crops live through the winter of tobacco virus disease was investigated in main tobacco area of anhui province.

  开展了安徽省主要烟区烟草病毒病越冬寄主的初步调查研究。

• tobacco virus disease aphid-transmitted virus was the most main tobacco virus disease, have 87.21% of the total examined rate, pvy and cmv were the most aphid-transmitted virus.

  安徽省烟田发生的主要病毒病为蚜传病毒病，占总检出率的87.21%，以pvy和cmv两种蚜传病毒病为主。

• it showed that there might be somerelationship between degree of virus disease and mottling ratio.

  这说明病毒病的发生与褐斑率的高低可能有某种程度的关联。

• containment of an outbreak of marburg virus disease also requires the rapid tracing and isolation of contacts.

  遏制马尔堡出血热暴发还需要迅速追蹤和隔离接触者。

• the experimental results showed that yekang would make virus disease symptoms disappear and make the shape of leaves resume normal, and then increase the illumination area.

  试验结果表明，叶康能使病毒病癥状消失，使叶片形态恢复到正常，从而使叶片光合面积增加。

• t infections of virus disease are related with area, season, scale of farm and the level of management factors.

  病毒病的流行与地域、季节、养鸡的规模、饲养管理水平等因素有关。

• plant virus disease brings great economical damage.

  植物病毒病害造成重大的经济损失。

• the risk of importation of zika virus disease to china still exist, and due to the mosquito activity in southern china, zika virus might further spread after the importation.

  寨卡病毒病输入我国的风险持续存在，输入后在南方蚊媒条件适宜的地区仍有引发本地传播的风险；

• an important factor of resulting tobacco virus disease is insect vectors.

  媒介昆虫是烟草病毒病的重要成因因子。

• an identification of a mosaic virus disease of soybean which widely occurs in jiangsu was car-ried out during 1978 and 1979. the symptoms of infected soybean were described.

  1978年到1979年在江苏南京和扬州进行了大豆上发生最普遍的一种花叶病毒病的鑒定工作。 系统地观察了病害的癥状。

• a virus disease of sugar beet occurred in ningxia showing symptoms of yellows, parch blight and necrotic yellow vein of foliage leaves.

  发生在宁夏甜菜上的一种病毒病的病株叶丛主要表现为黄化、焦桔和叶脉黄化坏死。

• virus disease is one of the main diseases in fruit tree.

  病毒病是果树主要病害之一。

• virus disease is one of the important factor which affects the yield and the quality and lead to the serious reduction of output in pears.

  病毒病害是影响其产量和品质的重要因素，对梨造成了严重的危害。

• experiment and demonstration of the tobacco virus disease prevention method including tent and film of tiny bore, and integrative prevention.

  开展了烟草病毒病防治新方法的试验与示范，包括帐幕法和微孔膜法，并开展了大田综合防治示范。

• the investigation and identification results to the virus varieties of pepper virus disease in shaanxi showed that cmv, tmv, pvy, tev and bbwv had been found, part of them are mix-infection.

  对陜西辣椒病毒病的毒原种类进行调查和鑒定，发现引起陜西辣椒病毒病的毒原种类有cmv、tmv、tev、pvy和bbwv，且部分为混合发生；

• chemical pesticides are less effective in control of plant virus disease and have negative impacts to the ecological environment, quality of life for people and livestock.

  现有的化学药物对植物病毒病的防治效果不佳，且对生态环境、人畜生存质量有负面影响。

• the importation of zika virus disease to china might occur and cause local transmission in southern china where climate condition is suitable, but large scale transmission risk is low.

  寨卡病毒病输入我国的风险持续存在，输入后在南方蚊媒条件适宜的地区仍有引发本地传播的风险，但导致大规模本地传播的风险极低。

• the efficiency on virus disease of tobacco is commonly about 70% , and over 90% maximally.

  它对烟草等作物的病毒病一般防效为70％左右，最高可达90％以上。