malignant foulbrood

用法例句

Study on Apple-tree Canker on the Peak Fruit Period in Weibei Area of Shaanxi;

陕西渭北地区盛果期苹果树腐烂病调查研究

The pathogenic fungi of pear canker disease is a new veriety.

梨树腐烂病病原菌为一新变种。

Occurring Characteristics and Control Measure of Crocus Bulb Rot in Storage;

贮藏期西红花球茎腐烂病发生及防治技术初报

It was found that the sweetpotato rot greatly harmed the crops.

通过2003年7月~2005年5月对沙湾县乌兰乌苏镇东海子村甘薯腐烂病展开调查研究,发现甘薯腐烂病对甘薯造成严重损失,发病率高达43%。

This paper makes research on the symptoms, etiology of the rot of poplar in northern part of Shanxi Province and the relation between occurred harms and environment, and puts forward some countermeasures and opinions for harnessing.

就山西省北部地区杨树腐烂病发生的症状、病原,以及发生危害与环境的关系等进行了研究,提出了治理措施和意见。

Applying biotechnology and aiming at the cause of rot disease for apple,non-environmental pollution technology is developed by Chinese traditional medicine.

由真菌引发的苹果树腐烂病是我国果树种植区危害最严重的病害之一,传统的防治方法是以化学防治为主。

The Valsa canker disease of 635 trees from 9 apple varieties "Nagafu 1, Red Spur, Orin, Jonagold, Red Tsugaru, Kogetsu, Hatsuaki, Yanshanhong and Shengli was investigated.

通过对黄骅南大港农场苹果园的长富１、短枝红星、王林、乔纳金、红津轻、红月、初秋、燕山红、胜利９个品种６３５株树进行了发病情况调查，得出不同品种对腐烂病抗性不同，其抗性强弱顺序为：初秋＞ 短枝红星＞ 燕山红＞ 长富１＞ 乔纳金＞ 胜利＞ 王林＞ 红津轻＞ 红

Study on preventing Vals mali with ointement of 1.4% sulphur and cupric sulphate

硫磺硫酸铜膏剂防治果树腐烂病研究

Study on the Control of Apple Tree Canker by Penicillin;

青霉素防治苹果树腐烂病机理的研究

Resistance of Lilium Oriental on Bulb Rot Induced by Fusarium

东方百合对镰刀菌鳞茎腐烂病的抗性

Study on the New Method of Controlling Apple Canker with "FUBITIE"

“腐必帖”防治苹果树腐烂病新方法的研究

Studies on Pathogens and Resistance to Crown and Root Rot in Alfalfa;

苜蓿根和根颈腐烂病的病原及种质抗病性研究

Perli minary Identification of causal organisms of muskmelon pastharvest fruit rot disease

厚皮甜瓜郁金香采后腐烂病害的病原分离鉴定

Studies on Tuber Rot of Ligusticum Chuanxiong (Ⅱ) Researches on the Law of Incidence and the Control of the Disease

川芎块茎腐烂病研究——Ⅱ.发病规律与防治研究

Identification Pathogens of Crown and Root Rot of Alfalfa in Ding Xi China

定西地区苜蓿根和根颈腐烂病病原研究简报

Study on the Pathogenicity of Different Isolates of Apple Tree Valsa Canker Pathogen

苹果树腐烂病菌不同分离株致病性差异研究

Determination of Pectinase in Fungi Secretion of Apple Tree Canker

苹果树腐烂病病原菌分泌物中果胶酶的测定

Investigation and medicament prevention on stem rot disease of Crocus sativus

藏红花球茎腐烂病的病原鉴定及药剂预防

Fungicide Screening and Control of Hami Muskmelon Fruit Rot at Growth Stage in Xinjiang

哈密瓜生长期果实腐烂病药剂筛选及其防治

Screening of Fungicides and Antagenistic Microbes Angaist Apple Valsa Canker Pathogen in Vitro and in Vivo;

苹果树腐烂病防治新药剂和拮抗菌的研究

Studies on Occurrence Rules and Chemical Control of Rot Disease of Apple Tree in Shannxi;

陕西苹果树腐烂病发生规律及化学防治的研究

A Preliminary Study on Reasons of shangluo Pinellia s Block Stem Rotten Disease and Preventing Measures;

商洛半夏块茎腐烂病的原因初探及防治对策

Development of the Apple Valsa Canker Pathogen, Valsa Ceratosperma, in the Tree Bark

苹果树腐烂病菌在树皮组织内的扩展观察

Study on the Effect of Penicillin on the Apple Tree and Phloridzin of Apple Tree Canker

青霉素对苹果树及腐烂病中根皮苷影响的研究

Study on Penicillin Affect Activeness on Pectolases of Pathogens of Apple Tree Canker

青霉素对苹果腐烂病菌分泌果胶酶活力的影响