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春尺蠖蛹质量与产卵量相关回归预测研究

Study on Correlative Regression Forecast Between Weight of Pupa and Number of Ovum of Apocheima cinerarius

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【Author】 FENG Jiansen1, SONG Yun2,Shi Zhiyi3, HAN Xiaofeng1, ZHANG Haihong1 (1 Forest pest and Disease Management & Quarantine Station of suzhou district of Jiuquan City, Jiuquan 735000; 2Zuojia Forest Farm of Xiaolongshan Forestry Experimental Bureau, Liangdang 742400 china; 3 Forest Pest and Disease Management & Quarantine Station of Ganbsu Province, Lanzhou 730050)

【机构】酒泉市肃州区森林病虫害防治检疫站；甘肃小陇山林业实验局左家林场；甘肃省森林病虫害防治检疫站；酒泉市肃州区森林病虫害防治检疫站甘肃酒泉735000；甘肃两当742400；甘肃兰州730050；甘肃酒泉735000；甘肃酒泉735000；

【摘要】对河西走廊发生最为严重的林木食叶害虫春尺蠖进行了蛹质量(x)与产卵量(y)相关回归预测,回归预测式为y=-76 7405+1204 2508x,相关系数r为0 9459。更多还原

【Abstract】 The correlative regression forecast was conducted, of weight of pupa (x) and number of ovum (y) of Apocheima cinerarius, a kind of leafeaten woods pest occurred in Hexi corridor seriously, and its regression equation is y=-76740 5+1 204250 8x and correlative coefficient is r=0945 9更多还原

【关键词】春尺蠖；蛹质量；产卵量；相关回归；预测；
【Key words】 Apocheima cinerarius； weight of pupa； number of ovum； correlative regression； forecast；

【文献出处】甘肃林业科技 ,Journal of Gansu Forestry Science and Technology , 编辑部邮箱 ,2003年03期

【分类号】S433.4
【被引频次】13
【下载频次】120

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