Outbreak Characteristics and Causes of Brown Planthopper, <i>Nilaparvata lugens</i> 2023, in Xiushan County

Abstract

The Brown Planthopper ( Nilaparvata lugens ) is the dominant population of rice planthopper at the late growth stage in Xiushan County. Nilaparvata lugens is a major 2023 in Xiushan County. The characteristics of the outbreak of brown planthopper ( Nilaparvata lugens ) in Xiushan County were as follows: late starting stage and low insect quantity; high insect quantity induced by lamp; low insect quantity in rice seedling field; explosive increase of insect quantity in rice field; low prestage of prediction of insect quantity in rice nursery; In the later period, the number of crops increased sharply, and the main damage period of Honda was obvious. The reasons for the occur-肖晓华