农作物成熟时，难免鸟类“光临”。对此，日本一农户摸索出一套利用废物的驱逐方法，具体如下： 1、将两根长约 1.5米的竿子相距约 2米插在地上，竿子上方拉一根铁丝，将空易拉罐每两个用绳子栓在一起，挂在铁丝上，微风吹过，即相互碰撞，叮口当作响。（每根铁丝可挂 5～ 10对 When the crops mature, it is inevitable that birds “come.” In response, a farmer in Japan worked out a set of evacuation methods using waste as follows: 1. Put two poles about 1.5 meters apart at a distance of about 2 meters and pull an iron wire over the poles, A rope tied together, hanging wire, breeze blowing, that collide with each other, sting. (Each wire can hang 5 to 10 pairs