ACTA AGRICULTURAE BOREALI-SINICA

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Phenolic Acids in Decomposing Residuces of Watermelon

Lü Wei-guang1,2, YANG Guang-chao2, LIU Ling2, ZHANG Chun-lan2, SHEN Qi-rong2, LI Shuang-xi1, ZHENG Xian-qing1   

  1. 1. Institute of Eco-Environment and Plant Protection,Shanghai Academy of Agricultural Sciences,Shanghai Key Laboratory of Protected Horticultural Technology,Shanghai Scientific Observation and Experimental Station for Agricultural Environment and Land Conservation,Ministry of Agriculture,Shanghai 201403,China;
    2. College of Resources and Environmental Science,Nanjing Agricultural University,Nanjing 210095,China
  • Received:2012-08-25 Published:2012-12-31

Abstract: Variation of phenolic acids during decomposition of residuces of watermelon was studied by means ofmoist and aerobic cultivation. The results showed that watermelon residues of root, stem and leaf contained somekinds of phenolic acids such as p-coumaric, vanillic, ferulicacid. The contents of p-coumaric acid in root and stemwere the highest, and followed by that of ferulic acid. The content of p-coumaric acid in leaf was the highest, followed by that of cinnamic acid. The total phenolic acids contents are in a decreasing order, leaf, stem and root. Thetotal phenolic acids contained in the root and stem reached the maximum after 30 days of decomposition, while theleaf in 20 - 30 days. The total phenolic acids contents reached a stable and minimum state after 40 - 50 days.

Key words: Watermelon, Continuous cropping barrier, Autotoxic substance, Phenolic acid compound

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Cite this article

Lü Wei-guang, YANG Guang-chao, LIU Ling, ZHANG Chun-lan, SHEN Qi-rong, LI Shuang-xi, ZHENG Xian-qing. Phenolic Acids in Decomposing Residuces of Watermelon[J]. ACTA AGRICULTURAE BOREALI-SINICA, doi: 10.3969/j.issn.1000-7091.2012.z1.031.