学名 Matsumuraeses phaseoli(Matsumura)属鳞翅目，小卷蛾科。分布在东北、西北、华东、台湾等省。 寄主 大豆、豌豆、绿豆、小豆 ...

豆荚染病 初生红褐色圆形小点，后变成黑褐色枯斑。 病原 Xanthomonas campestris pv. glycines (Nakano) Dye 异名 X.campestris pv. phaseoli (E.F.Smith) Dye var. sojensis (Hed.) Starr. & Burk.称油菜黄单胞菌大豆致病变种，属细菌。菌体杆状，大小1.3-1.5×0.6-0.7(μm ...

本属的分类很复杂，有很多不同的分类系统 ，根据广义与狭义的菌种分类定义，已经达到过千的种类被归类完成。 根据演化学研究，本属内有七个主要分枝。 下属分类 各种分类方法已经将该属细分成亚属和节。然而节和演化树之间的关系非常薄弱。 该属包括 ...

【来源】本品为豆科植物赤小豆Vigna umbellata Ohwi et Ohashi或赤豆Vigna angularis Ohwi et Ohashi的干燥成熟种子。秋季果实成熟而未开裂时拔取全株，晒干，打下种子，除去杂质，再晒干。 【性状】赤小豆 呈长圆形而稍扁，长5～8mm，直径3～5mm。表面紫红色，无光泽或微有 ...

黄单胞菌属（学名：Xanthomonas）为溶杆菌目溶杆菌科的一属好氧或兼性厌氧发酵型革兰氏阴性杆菌。直杆菌。为植物致病菌（嗜麦芽糖黄单胞菌除外，该菌是人类条件致病菌）。此属的模式种为(Xanthomonas campestris)。 Quick Facts 黄单胞菌属, 科学分类 ...

are bacterial brown spot (BBS) caused by Pseudomonas syringae pv. syringae van Hall (Pss); common bacterial blight (CBB), caused by Xanthomonas axonopodis pv. phaseoli (Xap) and Xanthomonas fuscans ...

Downy mildew of lima bean, caused by the oomycete, Phytophthora phaseoli, is a common disease in Delaware production areas. Proper identification and management of the disease is critical for ...

Ph.D. – Botany and Plant Pathology – Michigan State University M.S. – Botany – California State Polytechnic University-Pomona B.S. – Botany – California State Polytechnic University-Pomona Cum Laude; ...

Nitrogen is a critical limiting element for plant growth and production. It is a major component of chlorophyll, the most important pigment needed for photosynthesis, as well as amino acids, the ...

i Sanchez and Benites (Reference Sanchez and Benites1987). j CIAT (1985). k Szott (Reference Szott1987). High-input agroecosystems generally add similar nutrient inputs to the soils as the natural ...

Resumo O estudo foi conduzido para avaliar o efeito da Moringa olifera no crescimento e saúde intestinal da tilápia (Oreochromis niloticus). A ração com 30% de proteína bruta foi preparada como dieta ...