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Introduction to the Dawutong 29 Series Welsh Onion Variety
Variety origin: A new line selected by the Zhangqiu County Agricultural Bureau of Shandong Province after line selection and rejuvenation of Dawutong. It has passed crop variety approval in Shandong Province. Characteristics: The plant is tall, with a plant height of 1.3-1.5 m. Each plant has 5-7 functional leaves. The leaf surface has a thick waxy bloom, and the leaf flesh is thick and tough. The leaf tips point upward or grow obliquely. The white stalk is 5-70 cm, cylindrical, not enlarged at the base, about 4 cm thick, pure white in texture, smooth and glossy, crisp and tender with abundant juice, low in fiber, and of excellent quality. The plant has strong growth vigor, is upright, and does not tiller. It has strong cold resistance, tolerates cold temperatures,
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Introduction to Brown Spot Disease of Southern Magnolia
Symptoms: The pathogen mainly infects the leaves. On the surface of diseased leaves, small light brown or yellow spots first appear, then expand into round or irregular lesions, 5-12 mm in diameter, with dark brown edges and grayish-white centers, on which many small black dots are borne. Adjacent lesions may merge with each other into irregular large necrotic areas. The disease generally begins in summer, and damage is more severe in August-September. Pathogen and current disease status: Southern magnolia brown spot disease, also known as leaf spot disease, is a common disease of southern magnolia. It occurs in all regions of China where southern magnolia is cultivated, with more severe occurrence in Suzhou, Nanjing, Wuhan,
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An introduction to the physical characteristics and living habits of the Eurasian red squirrel
Eurasian red squirrel size: body length about 30cm, tail length about 20cm; origin: central Europe to western Asia; diet: omnivorous, mainly plant-based. A large squirrel. The whole body is bright reddish-brown, and the belly is white. The ears have long hair. It is large in size and lively in movement, so a fairly large cage is needed when keeping it.
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Introduction to the New Black Locust Variety: Twice-Blooming Pink Black Locust
The twice-blooming pink black locust is a rare landscaping tree species. It is a tree introduced from the Netherlands to Henan in 1996. It can grow and develop normally in Henan. What makes it rare is that it blooms twice a year: the first bloom occurs around May 1, and the second bloom occurs around July 10. The flowers are large, pink, and 3.7 cm long, with each blooming period lasting about 15 days. The young leaves are yellow with a hint of red, and at the end of growth the seedling stem is reddish-brown. One-year-old seedlings reach about 3 m in height. It is an excellent street tree and courtyard landscaping tree species.
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Characteristics of the Korean Spruce and an Introduction to Its Planting and Care Methods
Aliases: Red-barked Spruce, Tiger-tail Pine, Korean Spruce, Dailing Spruce. Scientific name: Picea koraiensis Nakai. Family and genus: Pinaceae, Picea. Distribution: distributed in the Lesser Khingan Mountains of Northeast China and the mountainous areas of Jilin at elevations of 1400--1800 m; also found in Korea and the Ussuri region of the Soviet Union. Relatively shade-tolerant, shallow-rooted. Fairly adaptable; within its distribution area, it can grow under various site conditions except in swamped areas and on dry sunny slopes and ridges. Morphology: evergreen tree, tree
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A Brief Introduction to the Cultivation Methods and Key Technical Points of Phalaenopsis
Phalaenopsis, scientific name (Phalaenopsis), family Orchidaceae, genus Phalaenopsis. Native to tropical Asia, distributed in Taiwan, China, as well as the Philippines and Java and other places. There are about 50 species. Phalaenopsis is a monopodial epiphytic orchid with a short stem, large leaves, and one to several arching flower spikes with large flowers. In their places of origin, Phalaenopsis plants all grow as epiphytes on trees near hot, humid rivers and coasts, and they prefer a hot (optimal temperature 15-30°C), humid, well-ventilated and shady growing environment. After seedlings are transplanted, they must not be watered for 2-3 days; for adult plants
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Introduction to the characteristics of the Phalaenopsis 'Red Pearl' variety
The new Phalaenopsis variety 'Red Pearl', bred by the Flower Research Institute of the Guangdong Academy of Agricultural Sciences (postal code: 510640, telephone: 020-87593429) and Yushan Biotechnology Orchid Industry Co., Ltd., recently passed variety approval in Guangdong Province. This variety belongs to the medium-flower, multi-flower type, with stable and uniform trait expression. Flowering plants at 18 months have thick peduncles, with flower spikes 63-70 cm long, 0-2 branches, 9-11 flowers on the main branch, and a total flower count of more than 20 at most. The flower shape is round and full, arranged
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Rhododendron species introduction: What kind of plant is the Chinese azalea (Rhododendron molle)
It belongs to the subgenus Rhododendron subg. Pentanthera. Deciduous shrub, 0.5-2 m tall. Branchlets slender and sparse. Covered with soft hairs and bristles. Leaves papery, tender green, long elliptic-lanceolate, 5-12 cm long, 2-4.5 cm wide, apex obtuse, with a protruding tip, base cuneate, margins ciliate, petiole, leaf surface and leaf underside all covered with soft hairs. Terminal racemose umbel, with 5-9 flowers, blooming in early May, about 10 days later than the red azalea (Rhododendron simsii), flowering before leaves or flowers and leaves appearing together, corolla broadly campanulate, 5-6 cm in diameter, golden yellow to orange-yellow
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Golden Privet: Introduction to a New Colorful-Leaf Plant Variety
Golden Privet: also known as Howard's privet, Ligustrum japonicum 'Howardii', a new colorful-leaf variety in the Japanese privet series. Evergreen shrub or small tree; leaves leathery, thick, with a fleshy feel; new leaves in spring are bright yellow, turning golden yellow by winter, and some new leaves have cloud-like light green patches along both sides of the midrib or locally on one side, with bright and pleasing colors; internodes short, branches and leaves dense. The original species is distributed from west of Kanto in Japan, Honshu, Shikoku, Kyushu, and Taiwan, China. It likes light, is drought-tolerant and cold-tolerant, and can grow in acidic,
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Introduction to the Propagation Methods of the Chinese Yew (Taxus wallichiana var. mairei)
Select a suitable nursery site: choose a fertile, loose, neutral or slightly acidic soil plot with good drainage, preferably a plot within woodland or a semi-shaded fertile plot. Apply sufficient base fertilizer, rake level, and prepare the beds ready for planting. Seed propagation: the seeds mature in October. After timely harvesting, place them in a mixture of water and fine sand (water-to-sand ratio 2:1). Rub the seeds on a washboard to remove the outer seed coat and wear down the hard fleshy seed coat. Choose a shady, dry plot that does not accumulate water, dig a pit, and store the seeds in the pit mixed with damp river sand at a 1:2 ratio. Take them out in March of the following year
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