欧芹白玛

 欧芹白玛

Charles Cook

了解这种疾病的主要特征以及如何防治。

疾病

白斑病、白粉病、灰白病、欧芹白斑病、伞形科白斑病或叶斑病( Erysiphe umbelliferarum ).

特点

这是一种由真菌引起的疾病(直径为100微米的小黑球),在天气潮湿和炎热时出现,可造成巨大的损害。

生物周期

这种真菌在冬季可以以菌丝体的形式在作物残体上 "冬眠",或者以菌丝体的形式在被感染的自发植被上 "冬眠"。 在春季或秋季,真菌以 "Oidium "和 "Oidiopsis "的形式再次活跃起来,引起新的感染,当气候温暖(最佳22-26ºC)和潮湿(70-80% R.H)时,在9-10月和5-10月之间达到高峰。6月,广泛的昼夜温度变化和风(传播孢子)有利于菌丝的快速生长,而雨水会阻止孢子的生长。

See_also: 照顾你的玫瑰花的时间

更加敏感的植物

胡萝卜、欧芹和茴香。

See_also: 种植指南:野生猕猴桃

损伤/症状

在植物的绿色部分出现白色或灰色的斑点(菌丝),粉状。 在最严重的情况下,会出现叶层的坏死。

预防/农业方面

如果可能的话,使用对白粉病更耐受或抗性更强的品种;加气培养法;品种不应过于旺盛;温度低于10ºC和高于34ºC,相对湿度低于70%,阻碍这种真菌的繁殖;控制氮肥;不要喷洒灌溉;去除受感染的叶片;种植大蒜;放大罗盘。

生物控制

真菌 安培酵母菌(Ampelomyces quisqualis 生物化学防治:用含硫产品(可撒粉的硫磺、可湿性硫磺)进行7-14天的间隔处理,注意不要在温度超过25ºC时使用这种杀菌剂,因为它有毒性。 你可以在糖浆中加入石蒜(海藻)。

照片:Pedro Rau

Charles Cook

Charles Cook is a passionate horticulturist, blogger, and avid plant lover, dedicated to sharing his knowledge and love for gardens, plants, and decoration. With over two decades of experience in the field, Charles has honed his expertise and turned his passion into a career.Growing up on a farm, surrounded by lush greenery, Charles developed a deep appreciation for nature's beauty from an early age. He would spend hours exploring the vast fields and tending to various plants, nurturing a love for gardening that would follow him throughout his life.After graduating with a degree in horticulture from a prestigious university, Charles embarked on his professional journey, working in various botanical gardens and nurseries. This invaluable hands-on experience allowed him to gain a deep understanding of different plant species, their unique requirements, and the art of landscape design.Recognizing the power of online platforms, Charles decided to start his blog, offering a virtual space for fellow garden enthusiasts to gather, learn, and find inspiration. His engaging and informative blog, filled with captivating videos, helpful tips, and the latest news, has garnered a loyal following from gardeners of all levels.Charles believes that a garden is not just a collection of plants, but a living, breathing sanctuary that can bring joy, tranquility, and connection to nature. Heendeavors to unravel the secrets of successful gardening, providing practical advice on plant care, design principles, and innovative decoration ideas.Beyond his blog, Charles frequently collaborates with gardening professionals, participates in workshops and conferences, and even contributes articles to prominent gardening publications. His passion for gardens and plants knows no bounds, and he tirelessly seeks to expand his knowledge, always striving to bring fresh and exciting content to his readers.Through his blog, Charles aims to inspire and encourage others to unlock their own green thumbs, believing that anyone can create a beautiful, thriving garden with the right guidance and a sprinkle of creativity. His warm and genuine writing style, coupled with his wealth of expertise, ensures that readers will be enthralled and empowered to embark on their own garden adventures.When Charles isn't busy tending to his own garden or sharing his expertise online, he enjoys exploring botanical gardens around the world, capturing the beauty of flora through his camera lens. With a deep-rooted commitment to nature conservation, he actively advocates for sustainable gardening practices, cultivating an appreciation for the fragile ecosystem we inhabit.Charles Cook, a true plant aficionado, invites you to join him on a journey of discovery, as he opens the doors to the captivatingworld of gardens, plants, and decoration through his captivating blog and enchanting videos.