时下，金堂县三溪镇丛林村农民蒋仕方家待收的水稻看上去尤其特别：挂满谷穗的稻子没有长在常见的水田里，而是“飘浮”在一米多深河沟的水面上，这着实令人称奇。去年一次偶然机会，５５岁的蒋仕方看到河沟水面上飘动着浮萍，他脑子一转：既然这些植物能在没有土壤的情况下存 Nowadays, the rice to be received by peasants Jiang Shifang from Conglin Village, Sanxi Town, Jintang County looks particularly peculiar: the rice covered with ears of rice does not grow in common paddy fields, but is “floating” on the surface of a meter deep river ditch, This is really surprising. Last year, by chance, Jiang Shifang, 55, saw floating duckweed on the surface of the river and his brain turned. Since these plants can survive in the absence of soil