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Key Technical Points for Spring Production Management of Citrus
At present, it is the stage when citrus spring shoots are sprouting, which is also a period of the year when pests and diseases occur more frequently. The vigor of tree growth, the degree of pest and disease control, the level of yield, and the quality of fruit are all very directly related to the management during this period. Therefore, in production
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Key Technical Points for Early-Spring Pest and Disease Control in Peach Trees
As the early-spring weather gradually turns warm, various peach tree pests and diseases begin to revive, breed and multiply. Early-spring control of peach tree pests and diseases can effectively curb the occurrence and spread of many peach tree diseases and reduce the base population of insect pests. The occurrence and damage of the main peach tree pests and diseases are now presented
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Pear Tree Spring Pest Control Methods and Technical Key Points
Pear tree spring pests and diseases include: pear fruit borer, aphids, red spider mites, pear psylla, stink bugs, leaf-mining mites and black spot disease, etc. Timing and measures of control: from early spring to before flower buds swell, clean the orchard and scrape tree bark. Lay plastic sheeting under the tree, then scrape off the raised and coarse bark on the trunk and large branches, but do not damage the new bark. For the coarse vertical bark at the branch forks, scrape carefully. Collect the scraped bark, larvae, eggs, etc. and bury them deep or burn them. Knock down dead leaves and remaining dried fruit from the tree and remove them from the orchard for destruction, then spray the whole tree once with lime sulfur mixture.
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How to prevent late spring cold damage during the pear tree flowering period
Spring late cold spells and frosts are very harmful to pear trees. Generally, when pear trees encounter a low temperature of -4.0°C at the bud stage or -2.3°C to -2.9°C at the flowering stage lasting more than half an hour, the flower organs will suffer freezing damage, usually manifested as poor pollination, dried and dead stigmas, and browned filaments or
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Orchid Care Methods and Precautions in Early Spring
Orchid (scientific name: Cymbidium ssp.): epiphytic or terrestrial herb, with several to many leaves, usually borne at the base of the pseudobulb or on the lower nodes, distichous, band-shaped or rarely oblanceolate to narrowly elliptic, with a broad sheath at the base that usually wraps around the pseudobulb, and articulated. Racemose inflorescence
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Key Technical Points for High-Yield Spring Cultivation of Carrots
The carrot (carrot), also known as red radish, clove radish, and hulu fujin, and also called hulu fu, red beet, yellow radish, etc., is an umbelliferous biennial herbaceous plant, grown as a vegetable for its fleshy root. Every 100 grams of fresh carrot weight contains 1.67-12.1 mg
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Detailed Explanation of Key Points for Early Spring Greenhouse Cultivation Techniques of Winter Melon
Winter melon (scientific name: Benincasa hispida (Thunb.) Cogn.) is an annual herbaceous plant with tendrils on the stem that can climb and vine, large leaves, and yellow flowers. The fruit is spherical or elongated cylindrical, with hairs and white powder on the surface, and dark green or light green skin. It is a relatively common vegetable.
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Key Technical Points for Spring Greenhouse Cultivation of Celtuce
Celtuce, also known as asparagus lettuce, is a variety of Lactuca sativa in the Asteraceae family, genus Lactuca, that can form a fleshy tender stem; it is a biennial or annual herbaceous plant. Also called stem lettuce, asparagus lettuce, green lettuce, and lettuce vegetable. Harvest period: January to April. It originated in Central or North China. The aboveground stem is edible; the stem skin is white-green,
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Key Cultivation and Management Techniques for Spring-Sown Rapeseed
Rapeseed, also called oil bok choy or bitter greens, is a plant of the Brassicaceae family and Brassica genus, native to our country. Its stems are dark green, and its leaf stalks resemble those of bok choy. It is a variety of Brassicaceae bok choy, and its flowers are yellow. In agronomy, the various plant species whose seeds contain oil are collectively called rapeseed. Currently oil
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Detailed Explanation of Key Techniques for Early Spring Arch Shed Cultivation of Common Beans
The scientific name of the common bean is Phaseolus vulgaris (commonly known as the second-season bean or four-season bean), belonging to the genus Phaseolus in the Fabaceae family. The common bean originated in Mexico and Argentina in the Americas, and was first introduced and cultivated in China at the end of the 16th century. Morphological characteristics of the common bean: An annual twining or nearly upright herb. The stem is covered with short soft hairs or becomes hairless when old.
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