在疾病流行期间，紧急媒介控制措施还包括广泛使用杀虫剂，使用手提或车载喷药机器，甚至飞机，大范围喷洒。
During outbreaks, emergency vector control measures can also include broad application of insecticides as space sprays using portable or truck-mounted machines or even aircraft.
飞机级庄稼喷洒杀虫剂。
一开始，它就可以说是最垂直的控制规划，人们甚至动用直升飞机从空中喷洒杀虫剂。
At its start, this was the most vertical control programme imaginable: helicopters dropping insecticides from the sky.
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