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What are the control methods for the black-marked looper moth on black locust?
Control methods for the black-marked looper moth on black locust: 1. Use light traps to kill adult moths. 2. Protect and make use of natural enemies, such as braconid wasps. 3. During the outbreak period, spray insecticides such as 50% fenitrothion emulsifiable concentrate at 1000 to 1500 times dilution, 2.5% deltamethrin emulsifiable concentrate at 2000 to 3000 times dilution, or 90% trichlorfon crystal at 800 to 2000 times dilution.
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Ligustrum: Arbor-type Market Looks Promising, Shrub-type Prices Fall
Ligustrum is an evergreen tree or shrub of the genus Ligustrum in the family Oleaceae, and is one of the major products in China's landscaping nursery stock market. The common nursery varieties on the market are mainly small-leaf ligustrum, golden-leaf ligustrum, red-leaf ligustrum, etc. The main producing areas for ligustrum nursery stock are the 5 provinces of Hunan, Hubei, Jiangxi, Jiangsu and Zhejiang, among which Hunan and Jiangxi export relatively large quantities of large-specification arbor-type stock with a diameter at breast height of over 8 cm, and out-of-stock situations have appeared in quite a few areas. In 2004, the prices of Hunan stock with a diameter at breast height of 8, 12, 16, 20 and 30 cm were 200, 300, 500, 1
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Dwarf crape myrtle is truly a remarkable tree species for bonsai
Dwarf crape myrtle is a perennial deciduous small shrub. It has a dwarf, sturdy and full plant form, bright and rich flower colors, peculiar and beautiful flower shapes, and a flowering period lasting as long as half a year, making it deeply loved by people and truly a rare gem among bonsai. Dwarf crape myrtle is generally propagated by seed, and can be sown in spring, summer and autumn. After the seeds are sown, seedlings emerge in about 10 days. When the seedlings grow to 10 cm tall, they can be transplanted into flower pots. What is surprising is that buds and flowers appear when the seedlings are only 20 cm tall. Flower colors include bright red, peach red, light purple, pinkish white and so on. Bright red is like fire, peach red is like vermilion, light purple
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Analysis of Taxus Cultivation Techniques and Market Prospects
Taxus, also known as yew, is also called red cypress pine. It is a shallow-rooted plant, with an indistinct taproot and well-developed lateral roots. It is globally recognized as a rare natural anti-cancer plant on the verge of extinction. There are 11 species of Taxus worldwide, and Chinese yew (Taxus chinensis) is suitable for cultivation in our area; it is a high-value plant with multiple functions including medicinal and ornamental uses. Seedling production through cloning technology has now been successful, but reports on cultivation techniques are rare, so on the basis of conventional cultivation, emphasis should be placed on the control of soil-dwelling pests and the prevention of root rot.
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How to Grow and Care for Paphiopedilum markianum
Scientific name: Paphiopedilum markianum Fowlie. Morphological characteristics: A terrestrial or semi-epiphytic plant. Leaves basal, distichous, usually 2-3; leaf blades narrowly oblong, 15-25 cm long, 2.1-3.5 cm wide, apex obtuse and often with a small cleft or notch, green, slightly paler on the underside, hairless, base narrowed into a petiole and conduplicate, overlapping each other. Scape erect, 20-25 cm long, purple, covered with short hairs, bearing 1 flower at the apex; bract nearly elliptic
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Clever Use of Plant Ash to Prevent Flower Pests and Diseases, and Its Many Remarkable Applications
The Clever Use of Plant Ash in Flower Pest and Disease Control
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Photinia glomerata Market Price and Planting Methods Introduction
Photinia glomerata Price and Planting Methods
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