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为了保护益鸟,“以鸟治虫”,开展生物防治。笔者于1975年以来,对棕背伯劳的生活习性,进行了初步观察,现将资料整理如下。 一、形态特征 棕背伯劳(Lanius Schach Schach Linne),又叫伯鹩,博劳。我省川东地区的群众又叫它山和尚。成鸟(夏羽)前额,眼先,眼周及耳区均黑色,头顶及颈为灰色,背部为棕黄色,故称棕背伯劳。两翅复羽和尾羽等大部为黑色,喉部为白色,腹部为棕黄色,足为黑色被盾状鳞,雌、雄相似。1979年4月22日在荣县采得一只雌成鸟,其体重58.6克,体长255毫米,嘴峰17毫米,翼长96毫米,尾长132毫米,蹠跗长33.5毫米。
In order to protect the benefits of birds, “bird worm” to carry out biological control. Since 1975, I have made preliminary observations on the habits and habits of Brownback Shrike, and I now have the following information. First, the morphological characteristics of Brown back Shirao (Lanius Schach Schach Linne), also known as Bo Li, Bo Lao. The people in eastern Sichuan province also call it mountain monk. Into the birds (summer plumage) forehead, eyes first, eyes and ears are black, head and neck gray, brown back, so that brown back Shirau. The two wings of the complex feather and tail feathers, most of the black, throat white, brown belly, black enough to be shield-shaped scales, female and male similar. April 22, 1979 in Rongxian adopted a female adult bird, weighing 58.6 grams, body length 255 mm, mouth peak 17 mm, wing length 96 mm, tail length 132 mm, plantar long 33.5 mm.