Lingtou single clump (tea tree)
Variety approval No.: national examination Tea 2002002
Type of crop: tea tree
Variety name: Lingtou Dancong
Breeding unit: Pingxi Town, Raoping County, Guangdong Province
Source of variety: selected from single plant of Phoenix Narcissus population
Provincial examination and approval: approved by Guangdong crop Variety approval Committee in 1988
Characteristics: it belongs to small tree type, middle leaf type, extra early species, tall plant, semi-open tree posture and medium branches. The leaf is long oval, the average leaf length is 9.0 cm, the leaf width is 3.5 cm, the leaf vein is 7-9 pairs, the leaf color is yellow-green, glossy, the leaf surface is flat, the leaf body is folded, the leaf quality is thick and soft. The bud breeding power is medium, the peak period of one bud and three leaves is in the middle and late March, the bud leaves are yellowish green, the hairs are less, and the weight of one bud, three leaves and one hundred buds is 121.0 grams. The dry sample of one bud and two leaves of spring tea contains 1.5% amino acids, 37.2% tea polyphenols and 4.4% caffeine. The quality of oolong tea is obviously better than that of Fujian Narcissus. The cold resistance is weak.
Yield performance: during the national regional trial from 1997 to 2001, the yield was 34.05-68.87% lower than that of Fuding Dabai tea. Compared with oolong tea control, Fujian daffodils was 2.96% higher in Guilin and 42.83% lower in Changsha.
Key points of cultivation techniques: select the land with loose and fertile soil with double-row strip planting, about 3000 plants per mu. Apply more organic fertilizer, no partial application of nitrogen fertilizer, pay attention to drought prevention and small green leafhopper damage in high temperature and dry season, and prevent frost injury in low temperature season.
The approval opinion of the National quality Review Committee: after examination and approval, it meets the national variety approval standard and passes the examination and approval. It is suitable to be planted in Guangdong, Hainan, southern Guangxi, southern Yunnan and southern Fujian tea areas.
- Prev
Nanjiang No.2 (Tea Tree)
Variety approval No.: national examination Tea 2002011 crop species: tea Variety name: Nanjiang No. 2 breeding Unit: Chongqing Tea Research Institute Variety Source: selected from a single plant in Nanjiang large leaf species. Provincial examination and approval: the characteristics approved by the crop Variety approval Committee of Sichuan Province in 1995: belong to shrub type, middle leaf type, mesophytic early species. The tree is half-open and the leaves are obliquely planted. The leaves are oval, slightly raised, green, 8.4 cm long and 3.2% wide.
- Next
Rational layout of improved Tea varieties in Liandu District
Liandu District of Lishui City is located in the hinterland of southwestern Zhejiang, the middle reaches of Oujiang River, surrounded by green mountains and clear water, is extremely rich in ecological resources, is a national ecological demonstration area, forest coverage of more than 80%, known as the "green lotus capital". Liandu District has four distinct seasons and a mild climate, which belongs to the mid-subtropical monsoon climate zone. The soil is mainly red-yellow soil and lithologic soil, and the pH value is mostly between 4.5 and 6.5, which is very suitable for tea planting and the tea produced is of good quality. 1. General situation of Tea production and structure of improved Tea varieties in Liandu District
Related
- Fuxing push coffee new agricultural production and marketing class: lack of small-scale processing plants
- Jujube rice field leisure farm deep ploughing Yilan for five years to create a space for organic food and play
- Nongyu Farm-A trial of organic papaya for brave women with advanced technology
- Four points for attention in the prevention and control of diseases and insect pests of edible fungi
- How to add nutrient solution to Edible Fungi
- Is there any good way to control edible fungus mites?
- Open Inoculation Technology of Edible Fungi
- Is there any clever way to use fertilizer for edible fungus in winter?
- What agents are used to kill the pathogens of edible fungi in the mushroom shed?
- Rapid drying of Edible Fungi