The laboratory and field experiments showed that the green leafhopper had a preference for yellow green and pale green.

室外试验的结果基本一致，即假眼小绿叶蝉偏嗜黄绿色、绿色。

Butanedione (diacetyl) is an important aroma chemical with strong butter flavor.In traditional method, 2, 3-Butanedione is produced via synthetic way.

摘要2，3-丁二酮又称双乙酰，是一种黄色至绿色具有强烈奶油香味的重要香料。