肉桂丙酮提取物成分分析及其对5种植物病原菌的抑制作用

Southwest China Journal of Agricultural Sciences(2019)

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Abstract
[目的]为深度开发利用肉桂资源.[方法]采用GC-MS方法对肉桂丙酮提取物成分进行分析,并研究该提取物对5种植物病原菌的抑制作用.[结果]肉桂丙酮提取物共分离出8种化合物,鉴定出6种,其中肉桂醛占已知成分的88.39%;其对茄链 格孢菌半最大效应浓度(EC50)为45.68 mg/L(y=6.0544x-5.0487,r=0.977)、烟草赤星病菌EC50为50.13 mg/L(y =2.9681x-0.0461,r=0.981)、多隔镰刀菌EC50为91.09 mg/L(y=3.0824x-1.0399,r=0.980)、灰葡萄孢菌EC50为86.59 mg/L(y=4.9445x-4.5799,r =0.964)、大豆炭疽病菌EC50为105.09 mg/L(y =4.4133x-3.9218,r=0.965).[结论]肉桂丙酮提取物对该5种植物病原菌均显示出抑菌效果,对茄链格孢菌最敏感,抑制作用最好.
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Key words
cinnamomum cassia,acetone extract,plant pathogens
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