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What varieties of yew are there? Detailed introduction to common varieties
Distribution and species of yew: Except for Austrotaxus Spicata from Australia, which is native to the southern hemisphere, all other yews are native to the northern hemisphere. China has 4 species and 1 variety of yew, distributed across most parts of the country. The Japanese yew is mainly distributed in the Changbai Mountains of Jilin Province and the Heilongjiang area, with a small amount also found in the mountainous areas of eastern Liaoning. The Yunnan yew is mainly distributed in western Yunnan and 16 counties across prefectures, with a total area of about 90,000 sq km. Its characteristics are wide distribution, scattered growth, no pure forests, and it is mostly scattered trees in forests. Southern
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What are the superior varieties of black locust? These 3 varieties are worth planting
I. Yulocust No. 1. Yulocust No. 1 (unified number 8048) passed the review of the Henan Provincial Forest Tree Improved Variety Examination and Approval Committee in 2000. This variety has light gray bark, shallow fissures, and small, uniform fissure pieces. The main trunk is straight to the top, and the lateral branches are long and sparse. The crown is obovate, and the leaflets are relatively wide and oblong. It grows rapidly and yields high and stable production. When planted in the loess hilly area of western Henan, the 5-year-old trees reached a height of 9.14 m and a diameter at breast height of 7.41 cm, significantly exceeding the local common black locust. In Baotou City, Inner Mongolia, under conditions of 350 mm annual rainfall, 0.3% soil salinity in sandy soil, and an extreme minimum temperature of -37°C, Yulocust No. 1 had no frost damage at all. The 7-year-old trees reached a height of 11.8 m and a diameter at breast height of 17.2 cm, exceeding the local common black locust in Inner Mongolia by 13.4% and 138.9%, respectively, and the timber volume exceeded it several times over. Therefore, Yulocust No. 1 is also suitable for afforestation in arid and cold regions, and is the best black locust variety for windbreak and sand fixation in the northwest region.
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Introduction to the Characteristics and Cultivation Techniques of Donglan Oil Chestnut Varieties
Chestnut, a plant of the Fagaceae family, has a long history of cultivation in Donglan. Donglan chestnut has a long lifespan and high yield, with a fruiting period of over 50 years, even 100 years. It is called the "money tree" that is planted once and harvested for a hundred years, planted by one generation and harvested by many generations. At present, the county has about 1,000 "longevity star" chestnut trees over a hundred years old, which are still full of fruit. Since 1991, through the efforts of scientific and technical personnel, Donglan County has introduced the nationally famous "Jiujiazhong" chestnut and grafted it with local chestnuts, cultivating hybrid chestnuts with advantages such as dwarfing, early maturity, high
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Introduction to Evergreen Shrub Varieties of the Agavaceae Family
The oil-spot plant (Dracaena surculosa) grows 1-2 m tall, with slender stems that elongate and become pendulous. Leaves are opposite or whorled, sessile, long-elliptic or lanceolate, characterized by oil-stain-like mottling on the leaf surface. It tolerates shade, drought and moisture, and is suitable for garden accents or potted culture. Its branches and leaves are also beautiful cut-flower material. The whorled-leaf bamboo dracaena (Dracaena deremensis) grows 1-2 m tall, with cylindrical stems and conspicuous nodes; leaves are whorled, sessile, ovate or elliptic. It tolerates shade and drought, and is suitable for group planting in gardens or for potted culture; its branches and leaves are premium cut-flower material. Propagation: Cuttings or division can be used, with spring to autumn being the suitable period. Cut
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What are the floribunda rose varieties? A complete rundown of the common types
What are the floribunda rose varieties?
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Which aloe varieties can be applied directly to the face?
Which aloe can be applied directly to the face?
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Which Climbing Rose Variety Is Best? Recommended High-Quality Varieties
Which Climbing Rose Variety Is Best?
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What are the common varieties of osmanthus trees?
What varieties of osmanthus trees are commonly seen?
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What types of cactus are there? A detailed introduction to the characteristics of common varieties
What types of cactus are there?
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