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Ginseng Disease Prevention and Control Methods and Key Technical Points
Ginseng is a plant of the genus Panax in the family Araliaceae, mainly produced in China's Jilin, Liaoning, Heilongjiang and other provinces. Its roots, stems, leaves and fruits are used as medicine, and it has the functions of greatly tonifying vital energy, strengthening the heart and rescuing from collapse, benefiting the heart and restoring the pulse, promoting fluid production and calming the mind. There are many types of ginseng diseases, more than 20 in China, and those that currently occur commonly and cause serious damage in production include...
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How to prevent and control aloe pests and diseases? A full breakdown of practical methods
What should you do if you want calla lilies to bloom more? What techniques are needed to make calla lilies grow vigorously and bloom more? You must follow their habits and do the following: ① Plant them in fertile, loose, slightly acidic sandy soil, with a pH value of about 5.5-7. Calla lily growth mainly relies on base fertilizer; during the growth process, lack of fertilizer or excessive fertilization will both cause...
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What are the control methods for the sunflower moth?
How to control the sunflower moth? Here is a detailed introduction to the methods. The sunflower moth larvae bore into and feed on the seeds and the flower disc, seriously affecting the yield and quality of sunflowers. In surveys conducted in different sunflower fields over the past two years, the low seed damage rate was 11.2%, the high was 40.6%, and the average seed damage rate was 21.4%. To improve...
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How to prevent empty sunflower seeds? You need to master these control methods
How to prevent empty sunflower seeds? Let me explain: empty seeds around the outer ring of the sunflower are mainly caused by poor pollination; empty seeds in the center of the sunflower are mainly caused by insufficient fertilizer and water and a lack of nutrients. Therefore, preventing empty sunflower seeds first means ensuring adequate fertilizer and water, and second means artificial supplementary pollination. First, strengthen fertilizer and water management. Sun...
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Control Methods and Technical Key Points for Black Fruit Disease of Goji Berry
Black fruit disease is one of the major diseases of goji berry (Lycium barbarum). The pathogen damages the green fruit, flowers and buds of goji berry, and also damages young shoots and leaves. After the green fruit of goji berry is infected, small black spots or black patches or black net-like patterns begin to appear. On cloudy and rainy days, the lesions expand rapidly, turning the fruit black and producing orange-red conidial masses, making it unfit for medicinal use. ...
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What are the control methods for mango weevil disease?
How to best control mango weevil disease? Please introduce. Mango weevil disease can be controlled by referring to the following methods: 1. The mango leaf-cutting weevil is widely distributed; adults feed on young mango leaves, causing the leaves to dry up; or females lay eggs on young leaves and bite the young leaves off from the base, affecting plant growth. Control methods: (1) During...
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What are the control methods for mango stem-end rot?
How to control mango stem-end rot? Please introduce mango stem-end rot, which is a fungal disease. It damages fruit during storage, causing fruit rot; when it damages branches it is called gummosis. Harvesting fruit after rain or when it is humid, and not leaving a fruit stalk, favors the occurrence of this disease. Control methods: 1) Clean the orchard in winter, and usually apply more lime...
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What are the control methods for sunflower brown spot?
How do you control sunflower brown spot? Please give guidance. Sunflower brown spot, also known as leaf blight, occurs widely across our country. In the early stage it can cause seedling death, and in the later stage it often causes premature leaf death, greatly affecting yield. In the early stage of seedling infection, nearly round lesions form on the cotyledons or young leaves, with a diameter of 2-6 mm...
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What are the control methods for sunflower sclerotinia rot?
How do you control sclerotinia rot in sunflowers? Please provide guidance on methods. Sclerotinia rot in sunflowers is caused by infection with Sclerotinia sclerotiorum. In addition to damaging sunflowers, it also damages economic crops such as soybean, rapeseed, sesame and tobacco. It can occur at all growth stages of sunflowers, with more cases occurring after flowering. It mainly damages the stems and flower heads, becoming...
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Control Methods and Technical Key Points for Goji Berry Anthracnose
Symptoms Goji berry anthracnose is commonly known as black fruit disease. It mainly damages green fruits, tender branches, leaves, buds, flowers, etc. When green fruits are infected, small black spots or irregular brown patches initially appear on the fruit surface. During continuous rainy weather, the lesions keep expanding, and half or the entire fruit turns black; when dry, the fruit shrivels; when humidity is high, many orange-red gelatinous dots grow on the diseased fruit; tender branches, leaf tips...
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