Characteristics and cultivation points of Hybrid Gastrodia elata "Yihongyou 1"
The hybrid Gastrodia elata "Yihongyou 1" is a new hybrid Gastrodia elata, which is not only suitable for indoor cultivation in low altitude plain area, but also suitable for outdoor wild cultivation in 500-1800 m high mountain and hilly area at high altitude, "Yihongyou No. 1" hybrid Gastrodia elata is selected as male parent, excellent red Gastrodia elata cultivated in Jianghan Plain as female parent, and pollinated by cross-pollination in different places. It makes up for the deficiency of asexual hybrid varieties of Gastrodia elata planted in high mountains, hills, especially in plain areas.
1. Characteristics: "Yihongyou 1" hybrid Gastrodia elata has been popularized and planted in Sichuan, Chongqing, Yunnan, Guizhou, *, Gansu, Shaanxi, Henan, Shandong, Hebei, Tianjin, Jilin, Heilongjiang, Hainan, Fujian, Zhejiang, Jiangxi, Guangxi, Anhui, Hunan and other provinces and cities in the past 5 years, and 1 million cases (bags) of outdoor imitation wild cultivation in Yichang three Gorges ten thousand mu Gastrodia elata base and indoor planting in Jianghan Plain of Hubei Province have been confirmed. Its merchandise is good, the individual is round and plump, the general fresh weight is 200 to 500 grams, the quality is high. In particular, the fecundity is particularly strong, the reproduction coefficient is large, and the yield is more than 30% higher than that of asexual subculture conventional varieties. The optimum temperature for growth was 14: 28 ℃, the optimum temperature was 20: 25 ℃, and the total accumulated temperature during the growing period was about 3800 ℃.
2. Main points of cultivation: outdoor border cover soil imitation wild cultivation in mountainous area, planted with Tilia amurensis strain "Yifeng No. 4", sowing hemp seed 500 grams per square meter, can produce fresh Gastrodia elata 10 kg 15 kg; indoor box type sowing flax seed 150 kg 200 g per box (50 × 50 × 35 cm), can produce fresh Gastrodia elata 4kg; indoor bag planting 100 kg 120 g per bag (40 × 35 cm), can produce 1.5 kg fresh Gastrodia elata.
3. Harvesting: outdoor winter planting (November to January), 10-12 months after sowing, spring planting (March-May), 7-8 months after sowing; indoor box (bag) cultivation, artificial control temperature about 20 ℃, harvested in 6 months, can be cultivated twice a year.
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Take the measures of "three exchanges" to increase the yield of Gastrodia elata
Gastrodia elata is a good traditional Chinese medicine, which has been selling well in the market in recent years. The majority of farmers in Chalu Village, Baoshan Town, Fengcheng City, Liaoning Province regard the development of Gastrodia elata production as an important way to get rich. more than 40 farmers in the village plant Gastrodia elata and have considerable income every year. Li Jingrong, a retired cadre in the village, has planted Gastrodia elata for 14 consecutive years and has accumulated a wealth of experience. He found that the yield of cultivated Gastrodia elata decreased year by year. There are three main reasons: first, due to the serious degradation due to the use of self-propagating and self-bred flax seeds every year, and second, due to the continuous use of self-propagating and self-breeding strains.
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Key points of cultivation techniques of "E Tianma No.1"
The variety of traditional Chinese medicine "Etianma No.1" is a new variety, also known as Wuhong hybrid Gastrodia elata, which was bred by Hubei three Gorges Science and Technology School (postcode: 443100) with Yunnan Wutian Gastrodia elata as its matrix and Yichang Hong Gastrodia elata as its male parent. This variety of commercial flax has excellent morphological quality, high yield and strong resistance. It is suitable for cultivation at an altitude of 1000 mi 2000 meters. The variety was formally approved and named by Hubei Variety Commission in 2002. It is also the first hybrid variety of Gastrodia elata cultivated and approved in China. The main points of cultivation techniques of this variety are as follows: 1. culture honey
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