香蕉在定植过程中,操作错误的有()? ["A、定植过深","B、蕉苗深陷于凹穴中","C、定植后挤压蕉苗基部引起土坯松散","D、及时浇定根水"]
下列哪项不是杀虫的常用方法。() ["环境防治法","物理防治法","生物防治法","化学防治法","人工防治法"]
香蕉的花有()类型? ["A、雌花","B、中性花","C、雄花","D、花苞"]
关于铆钉行距的叙述错误的是()? ["A、一般为铆钉间距的75%","B、最小铆钉行距为3.5D","C、平行排列的紧固件行距不小于2.5D","D、交错排列的紧固件最小行距为2D"]
香蕉的叶片由()部分构成? ["A、叶鞘","B、叶柄","C、叶翼","D、叶身"]
环保部门如何加强对清洁生产实施的监督?