西北区棉盲椿象初志

• 作 者: 彭维城 杨凌志
• 机 构: 西北农业科学研究所,西北农学院,
• 出 处: 西北农业科学
• 发表日期: 1957年05期
• 关键词: 盲椿象 翅芽 棉花产量 西北区 椿象 楔片 若虫 爪片 前胸背板 颐片

盲椿象是棉花的重要害虫,常造成产量上20—30%的损失,严重时达60%,因此,防治盲椿象成为保证棉花产量的必要措施。盲椿象种类既多,西北棉区又很辽阔,经常受到盲椿象侵害自所必然,进行防治,更属需要。我们为使同志们在防治中易于识别,特将常见的几

Blind stinkbugs are important pests of cotton, often causing 20-30% of the yield loss, and up to 60% in severe cases. Therefore, the prevention and treatment of blind stinkbugs is a necessary measure to ensure the cotton yield. There are many types of blind stinkbugs, and the northwestern cotton area is vast and often infested with blind stinkbugs. It is even more necessary to prevent and control it. In order to make our comrades easily identifiable in the prevention and control of diseases, we should make a few common ones