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Integrated Control Methods and Technical Key Points for Cucumber Downy Mildew
Cucumber, a plant of the genus Cucumis in the family Cucurbitaceae. Also called huanggua or qinggua. The fruit is oily green or emerald green, with soft small spines on the surface. It is commonly cultivated throughout China, and is now widely grown in temperate and tropical regions. Cucumber prefers warmth and cannot tolerate cold, and is one of the main greenhouse products.
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What to Do About Forked and Pithy Radishes? Causes and Control Methods
Radish, a biennial or annual herbaceous plant of the genus Raphanus in the Brassicaceae family, has a fleshy taproot that is oblong, spherical or conical, with green, white or red skin; the stem is branched, hairless, and slightly covered with a powdery bloom. The root is eaten as a vegetable; the seeds, fresh roots, dried roots and leaves are all used
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What to Do When Lettuce Gets Downy Mildew? Detailed Field Control Measures
Lettuce (scientific name: Lactuca sativa L. var. angustana Irish.), also known as celtuce, is a variety of the lettuce species in the genus Lactuca of the Asteraceae family that can form a fleshy tender stem, and is an annual or biennial herbaceous plant. It is also known by the aliases stem lettuce, asparagus lettuce, green lettuce, and wosun. Morphological characteristics of lettuce. Appearance of the stem.
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What are the control methods for the yellow squash beetle pest on loofah?
Loofah, in the Pearl River Delta loofah specifically refers to the eight-angled gourd, is a cucurbitaceous plant native to India, also known as vegetable gourd, and is widely cultivated in East Asia. It is a climbing herbaceous plant of the Cucurbitaceae family, and loofah has a strong root system. The stem is vining, five-ridged, green, and the main vine and side vines grow
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What are the comprehensive control measures for root-knot nematode disease in ginger?
Ginger is the fresh rhizome of the perennial herbaceous plant ginger (Zingiber officinale) of the Zingiberaceae family, with a height of 40-100 cm. Its other names include ginger root, bai la yun, gou zhuang zhi, yin di xin, yan liang xiao zi, fresh ginger, and honey-roasted ginger. The rhizome (dried ginger), cork layer (ginger peel), and leaves (ginger leaves) can all be used as medicine.
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How Do Yellow Tips on Garlic Sprouts Form? Causes and Control Measures
Garlic sprouts are the green shoots that develop when garlic seedlings reach a certain stage. They grow in farm fields, have the pungent, spicy flavor of garlic, and are eaten for their tender garlic leaves and leaf sheaths. Garlic sprouts are rich in vitamin C as well as nutrients such as protein, carotene, thiamine and riboflavin.
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How to prevent and control brown spot disease in field-grown lettuce?
Lettuce is the common name for leaf lettuce, belonging to the genus Lactuca in the Asteraceae family. It is an annual or biennial herbaceous crop, and is also a popular vegetable in European and American countries, widely loved by people. Lettuce originated along the Mediterranean coast of Europe, domesticated from wild species. The ancient Greeks and Romans were the first
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What to Do When Pumpkin Fruits Abort? Detailed Prevention and Control Methods
Pumpkin is a plant of the genus Cucurbita in the Cucurbitaceae family. The term "pumpkin" can specifically refer to Cucurbita moschata (Chinese pumpkin) within the genus Cucurbita, or broadly refer to other cultivated species in the genus Cucurbita, including Cucurbita maxima (also known as winter squash or Indian pumpkin) and Cucurbita pepo (also known as zucchini or American pumpkin).
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Control Methods for the Silver Y Moth Pest on Perilla
Perilla leaf can disperse exterior cold and has a relatively strong diaphoretic effect. It is used for wind-cold exterior syndromes presenting with aversion to cold, fever, and absence of sweating, and is often used together with ginger; if the exterior syndrome is accompanied by qi stagnation, it can also be used together with cyperus rhizome and dried tangerine peel. For moving qi and relieving fullness in the middle, perilla leaf is used for spleen-stomach qi stagnation, chest tightness, and nausea. Native to
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What are the control methods for perilla rust disease?
Perilla is an annual upright herbaceous plant. The stem is 0.3-2 m tall, green or purple, obtusely quadrangular, with four grooves, densely covered with long soft hairs. The leaves are broadly ovate or round, 7-13 cm long, 4.5-10 cm wide, with a short-pointed or abruptly pointed tip, a rounded or broadly wedge-shaped base, and coarse serrations along the margin above the base, membranous or herbaceous, green or purple on both surfaces, or purple only on the lower surface, sparsely covered with soft hairs on the upper surface and appressed soft hairs on the lower surface, with 7-8 pairs of lateral veins, those in the lower part slightly closer together, rising obliquely, slightly prominent on the upper surface and distinctly prominent on the lower surface, slightly lighter in color; the petiole is 3-5 cm long, dorsiventrally flattened, densely covered with long soft hairs.
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