鹀类是长白山繁殖鸟类,对保护森林起着一定作用。1980～1984年对其种群生态作了比较研究,包括居留情况、种群密度、繁殖力、巢、孵卵及育雏,食性做了比较研究。体重增长符合拟合生长曲线。黄胸鹀育雏期对食性做了重点调查,每巢在留巢期育雏昆虫为247克,近1900只昆虫,绝大部分是害虫,鹀类和森林关系比较密切。 鹀 is a breeding bird in Changbai Mountain, which plays a role in protecting the forest. From 1980 to 1984, a comparative study of their population ecology was conducted, including the status of residence, population density, fecundity, nest, hatchery, brood and broodstock. Weight gain fits growth curve. Yellow chestnut broodstock feeding focus on food made a survey, each nest in the nest period broodstock insects 247 grams, nearly 1900 insects, most of them are pests, the same type of forest and the forest is closely related.