disease
Common diseases of zucchini include powdery mildew and gray mold, powdery mildew mainly affects leaves and young stems, and gray mold mainly affects flowers, young fruits, leaves or larger fruits. The methods of prevention and control of powdery mildew and gray mold include fumigation method or chemical agent method. In the early stage of the disease, 45% chlorothalonil fumigation agent can be used for fumigation, pay attention to ventilation, and decide the frequency and dose of fumigation according to the condition. Chemical control agents mainly include triazolone emulsifiable concentrate, colloidal sulfur, and Sukrin wettable powder.
Pest
Aphids, thrips, whiteflies, etc. are vectors that transmit viruses and are common insect infestations of zucchini. In order to control the above-mentioned pests, insect nets can be placed in the vents or yellow boards can be hung between the rows and plants for booby-trapping. These pests usually live on weeds and can be controlled by removing them so that they lose their breeding ground. In addition, it can also be controlled by chemical agents, commonly used chemical agents are imidacloprid, methyl tobuzin, prochlorphine and thiophanate-methyl. In addition, root-knot nematodes are also one of the common insect pests of zucchini, which can produce nodular-like root knots of different sizes after the onset of the disease, mainly harming lateral roots or fibrous roots, which can be controlled by flooding or chemical agents.
The common diseases and insect pests of zucchini are introduced here, I hope it will be helpful to everyone. If you want to buy high-quality and high-yield zucchini seeds, you can download the seed bank app, and the country's excellent zucchini varieties are available for everyone to choose.
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