Studies on the Bio-degradability and Characteristics of Mulching Films Containing Rice By-products Applied to Upland Crops

作者: Sang-Ik Han , Hang-Won Kang , Ki-Chang Jang , Woo-Duck Seo , Seong-Hwan Oh

DOI: 10.7740/KJCS.2012.57.2.099

关键词: Degradation (geology)AgronomyEnvironmental scienceMechanical strengthAgricultureField experimentMulchPolyethyleneBio film

摘要: The main challenges for the development of agricultural bio-degradable mulching film concern degradation during lifetime cultivated crops. A set rice by-product (rice-hull and rice-bran) based films was developed tested, following measurement standard bio-degradability rate adaptability in a large scale field experiment. bio-film passed KS (Korea standard) regulation. result mechanical analysis presented higher strength elongation compared with polyethylene film. In addition, could be degraded into fragments within 4 months under condition several upland Bio-degradable indicated great potential as new source material.

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