刺槐是绥中县的主要造林树种之一,每年造林占全县造林总面积的60～70％,育苗用种5～6千斤。六十年代初基本可以自给,可是目前虽然可结实的母树林已增加到4000亩,采收的种子却满足不了需要,仍有大部分需由外地调入。据调查,主要由刺槐种子小蜂为害所造成,在绥中该虫被害率一般达80％以上,使被害母树大部分丧失了采种价 Robinia pseudoacacia is one of the main afforestation species in Suizhong County. The annual afforestation accounts for 60-70% of the total afforestation area of ​​the whole county, and 5-6 kilograms of seedlings are planted. At the beginning of the 1960s, it was basically self-sufficient, but at present, although the sturdy mother woods have been increased to 4,000 mu, the seeds harvested can not meet the needs and most of them have to be imported from other places. According to the survey, mainly caused by the harm caused by locust seeds and wasps, the damage rate of the insects is generally over 80% in Suizhong, causing most of the victim trees to lose the seed collection price