Chongqing succeeded in producing artemisinin varieties "chongqing act 2" 
 
 
China's traditional Chinese medicine to 

    Report from our correspondent (reporter Cui Guanglin) recently, by chongqing crop variety approval committee meeting review 26, independently by city Chinese medicine research institute of breeding "chongqing act 2" and host variety regional test of artemisinin varieties "good medicine guest artemisia 1", through the identification and released, for the hospital added two new varieties of Chinese medicinal materials.
 
    Chongqing as the original region of artemisinin, a perennial planting area of 100000 mu per year, artemisia annua industry has become one of the main features of chongqing industry, seed is the most basic means of production, artemisinin production varieties seeds is to increase production and gain higher artemisinin content is an important way, and other various stimulation on the basis of the work. At present artemisinin cultivated for its early selection with kinds of most varieties of "chongqing green no. 1" and each company raised without identification of varieties of artemisia annua, varieties have been degraded, in view of the restriction of the status quo of artemisinin in the city a, varieties constantly updated artemisinin, a traditional Chinese medicine research institute in chongqing institute of traditional Chinese medicine planting artemisinin research team in 2001 at the beginning of the long-yun li researchers, led by the long course of artemisinin variety breeding.
 
    In 2006, the hospital artemisinin research team from the initial superior individual selection, directional selection to multiple generations, to plot experiment, regional test and production test, after 9 years of hard work and unremitting efforts, the artemisia annua breeding "chongqing act 2". The varieties with high content of artemisinin, good agronomic characters in general, high yielding high and stable yield, good "chongqing act 2" stem leaves 156.8 kg per mu, than the current varieties on the main promotion act "chongqing green 1" to increase more than 4.5%, quality of artemisia annua l volume fraction is 1.32%, more than 45.0% higher than that of the current promotion of varieties of artemisia annua l. "Good medicine guest artemisia 1" is a hybrid, for high yielding varieties of artemisia annua l. The variety selection for the university of york new agricultural center, the hospital carried out a variety of goods than test and regional test. "Good medicine guest artemisia 1" on average 173.5 kg per mu, than the current promotion of artemisinin yield was 15.62% higher than that of the varieties, quality volume fraction is 1.15%, more than 26.37% higher than that of the current promotion of varieties of artemisia annua l. The varieties with good agronomic characters, high fertility sex, the characteristics of strong and stable. The above two varieties suitable for chongqing wuling mountain area at an altitude of 800 meters below the yellow soil, purple soil cultivation, high-yield cultivation with soil deep, fertile silty loam advisable, application prospect is very broad.
 
 
 
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