1.斜纹夜蛾和甜菜夜蛾:偏重发生,局部重发生,略轻于去年,预计发生面积60%左右。2.蚜虫:偏重发生,相似于去年,预计发生面积约55%。3.菜青虫:偏重发生,相似于去年,预计发生面积约50%。4.红蜘蛛:偏重发生,相似于去年,预计发生面积约45%。5.小菜蛾:中等发生,局部偏重发生,相似于去年,预计发生面积约35%。 Spodoptera and beet armyworm: partial occurrence, local reoccurrence, slightly lighter than last year, the estimated area of ​​about 60%. 2. aphids: emphasis occurs, similar to last year, the estimated area of ​​about 55%. 3. Pieris rapae: emphasis on occurrence, similar to last year, the estimated area of ​​about 50%. Red spider: emphasis occurs, similar to last year, an estimated area of ​​about 45%. 5. Plutella xylostella: Moderately occurring, with partial bias occurring, similar to last year, with an expected area of ​​about 35%.