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莎草科雜草 斷節莎

伏寄普抗性牛筋草對於伏寄普與西殺草之交叉抗性表現(傷害指數之劑量反應分析)

 Figure 1. Changes in injury indices of fluazifop-resistent (R) and -susceptible (S) biotype of goosegrass (Eleusine indica L.) seedling at tillering stage 21 days after treatment of two herbicides.

 

伏寄普抗性牛筋草對於伏寄普與西殺草之交叉抗性表現

Figure 2. Changes in injury indices of fluazifop-resistent (R) and -susceptible (S) biotype of goosegrass (Eleusine indica L.) seedling at tillering stage after treatment of 0.5 mM fluazifop-butyl (A) and 0.5 mM sethoxydim (B), respectively. (2014.07)(資料來源:黃譯正、王慶裕。尚未發表。Study on the cross-resistance to ACCase inhibitors for groosegrass [Eleusine indica (L.) Gaertn.] and its enzyme kinetic characters of target enzyme ACCase.)

 

 

Table 1. Effective dosage causing 50% injury of fluazifop-resistent (R) and -susceptible (S) biotype of goosegrass (Eleusine indica L.) at tillering stage. Data were recorded 3 weeks after spraying with fluazifop-butyl and sethoxydim, respectively, on the whole plant.

 

a Resistance index = ED50 (R) / ED50 (S)

 

 

野外雜草採集調查 (collection of putative herbicide-resistant weeds)

 

巴拉刈耐性野茼蒿 (paraquat-tolerant tall fleabane, 2007)  (Wu et al.. 2007)

 

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Since 2017.07.15 

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