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KMID : 1098420110190020083
Korean Journal of Medicinal Crop Science
2011 Volume.19 No. 2 p.83 ~ p.89
Effects of Organic Fertilizers and Green Manure Crops on Growth Responses and Yields of Astragalus membranaceus Bunge
Song Beom-Heon

Lee Kyung-a
Chang Yoon-kee
Kim Young-Guk
Ahn Young-Sup
Park Chung-Berm
Abstract
This studies were conducted to investigate the growth responses and yields of Astragalus membranaceus Bunge which were grown with organic cultivation using two organic fertilizers and two green manure crops of hairy vetch and rye in 2008 and 2009. The lengths of stems and roots were not clearly different between organic and conventional cultivations. The root diameters and the branch numbers were slightly thicker and more in all treatments of organic cultivation than that of conventional cultivation in 2008, although they were not significantly different between two cultivating methods in 2009. The dry weights of shoot and root were heavier on organic cultivation than those on conventional cultivation. The T/R ratios were commonly higher in organic culture, showing more clearly in 2008 than 2009. The yields were generally higher in organic cultivation than those in conventional cultivation in 2008 although the effect did not clear on yield in 2009. The organic cultivation using of organic fertilizers and green manure crops would be new method to have safety and qualitative products. The techniques of organic cultivation for Astragalus membranaceus Bunge would be studied more on utilizing the natural organic resources.
KEYWORD
Astragalus membranaceus Bunge, Growth Response, Yield, Organic Agriculture, Organic Fertilizer, Green Manure Crop
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