金光菊属 Rudbeckia ; RudbeckiaLinn
金光菊 Rudbeckia laciniata ; Rudbeckia ; Rudbeckia hybrida ; Black-Eyed Susan
黑心金光菊 Rudbeckia hirta
阳光菊 Sunny ju ; sunshine chrysanthemum
大金光菊 Rudbeckia maxima ; great coneflower
全缘金光菊 Rudbeckia fulgida ; R. fulgida
日光菊 Heliopsis helianthoides
黑眼金光菊 black-eye Suans
二色金光菊 Rudbeckia bicolor Nutt ; R. bicolor
宿根金光菊 Rudbeckia fulgida
天然除虫菊酯虽然具有理想化学农药的一些特性，但光不稳定性和昂贵的价格限制其大面积使用。
Pyrethrum possesses some ideal characteristics of environmental compatible chemical pesticide, however its photo lability and expensive price limit its broad use in the field.
以PM MA膜为参照，研究了农药氯氰菊酯在茶叶表面于人工光源和不同季节太阳光下的光分解动态。
The photolysis dynamics of Cypermethrin in tea leaf under artificial light and sunshine was investigated with special reference to that in PMMA film.
本文报道了一种新的拟除虫菊酯分子的设计及合成，这种新化合物具有结构简单、光稳定性好和易合成的特点。
The design and synthesis of a new pyrethroid is described. This new compound has a simple structure and light stability. It is easy to synthesis.
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