用甘蓝苗连续饲养小菜蛾的技术
A artificial rearing method of diamondback moth by Brassica napus.
杨峰山1,2;张友军2;张文吉1;徐宝云2;吴青君2
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DOI:
作者单位:1.中国农业大学理学院,北京100094;2.中国农业科学院蔬菜花卉研究所北京100081
中文关键词:小菜蛾;甘蓝苗;人工饲养;低温冷藏
英文关键词:Plutella xylostella L.; cabbage seeding; artificial rearing; low temperature keeping
中文摘要:室内实验结果表明 :在 ( 25±1)℃、相对湿度 50%~ 70%、光周期 16L∶8D条件下 ,用甘蓝苗(BrassicanapusL .)饲养小菜蛾PlutellaxylostellaL .可取得较好的饲养结果 ,连续饲养多代种群未出现退化现象 ,能够得到大量发育整齐的供试虫源。在低温 ( 4℃ )条件下 ,
英文摘要:The results of artificial rearing of diamondback moth by Brassica napus imply that the moth can be reared well and without decline in biological characteristics after many generations under the condition of temperature(25±1)℃ and R.H.50%~70% and