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- currant leaf spot 红醋栗叶斑病
- Ladybird on a Black Currant leaf in spring. 在树叶上瓢虫图片 Ladybird on leaf.
- Fig. 1. Symptom of leaf spot on Basella rubra. 一、落葵叶斑病之病徵。
- A NEW SPECIES OF CERCOSPORA CAUSING LEAF SPOT OF MELIOSMA SP. 引起泡花树属叶斑的尾孢菌属一新种。
- The pathogen of gray leaf spot had different pathogenicity. 玉米灰斑病病原菌种群中致病性存在差异。
- The cercospora leaf spot is one of the main diseases infecting sugarbeet. 褐斑病是甜菜的主要病害之一,危害性很大。
- The pathogen was identified as cucumber target leaf spot according to Koch's Postulation and biological characteristics. 根据柯赫氏法则和生物学特性,鉴定为黄瓜褐斑病,又叫靶斑病。
- Effects of nitrogen and calcium on polyphenol oxidase, peroxidase and leaf spot in carnation. 氮钙对香石竹多酚氧化酶、过氧化物酶和叶斑病的影响。
- Fig. 2. Conidiophores and conidia of Alternaria alternata produced on leaf spot of Basella rubra(A,B). 二、落葵叶斑病斑上的病原菌孢子梗及孢子(A,B)。
- The results indic cated that Black Currant leaves were rich in many nutritive elements such as protein, amino acids and ascorbic acid which would be of great value in utilization. 结果表明,黑穗醋栗叶片含有丰富的蛋白质、氨基酸和抗坏血酸等营养素,很有利用价值。
- And to angular leaf spot, 14 of all lines were resistant, two was susceptive, the others were mid-resistant. 14份材料抗角斑病,2份表现感病,其余均为中抗类型;
- The resistance of soybean cultivars to the disease could affect the relationship of soybean frogeye leaf spot. 协方差分析结果表明,大豆品种的抗病性对这一相关关系有一定的影响。
- The result showed that the diseases endangeringleaf were blackspot disease,anthracnose,leaf spot and ring rot disease. 结果表明,危害银杏叶片的病害主要有黑斑病、炭疽病、叶斑病和轮纹病。
- Field efficacy trials indicated relativity good control of banana sigatoka leaf spot disease. 田间药效试验结果表明,对香蕉叶斑病有较好的防效。
- The control effect of 800 times liquid of chlorothalonil on the leaf spot in C. longibracteatum was the best. 百菌清800倍液对春剑叶斑病的防治效果最好。
- There are Green Rainbow pheasant tail, gray leaf spot angle Pheasant, Swinhoe's white, and other rare birds. 还有绿尾虹雉、灰斑角雉、白鹇等珍禽。
- Bacterial leaf spot disease of malabar spinach (Basella rubra) was discovered in Jiangsu Province in 1994. The disease has not been reported before. 1994年在江苏省南京及镇江地区新发现了落葵细菌性叶斑病 ,从病斑所分离的 10个细菌菌株经柯赫氏法则验证 ,均确系该病的病原菌。
- The genetic correlation indicated that root yield,sugar content and sugar yield showed positive relations except Cercospora leaf spot resistance. 遗传单粒型多倍体品种的各项经济性状指标相对较差。 遗传相关性分析表明,除褐斑病级与根产量、含糖率及产糖量呈负相关外,其余3个性状间呈现正相关关系。
- But they were not resistant to cercospora leaf spot of sugarbeet and produced a lower sugar content in normal or light rhizomania infected field. 但该类品种在无丛根病或轻度感染丛根病地种植,均表现不抗褐斑病,含糖分较低。
- The phenotypic correlation was positive for pod rot severity with leaf spot disease, but negative with pod and kernel yields, in spring crop. 外表型相关,只有在春作荚果黑斑病罹病度与叶斑病呈显著正相关,而与荚果及籽粒产量则呈显著负相关。