稻田,顾名思义,种的都是稻。要说在稻田里种树,这恐怕连想的人也不多吧!可是如今江苏邗江县杨寿林校经过十年的试验已经获得了成果:稻田里能种上杉树。可能有人要问:这么大的池杉,它会不会和水稻争夺肥水呢?请放心,它们之间各得其所互不干扰,因为杉树不怕浅水,它的根系人部份分布在30厘米以下的土层中,而水稻的根系分布在○至二十厘米的土层中,同时,间种池杉不仅对水稻生长没有影响,相反还有好处,据调查,专吃害虫的稻田蜘蛛,要比无林 Paddy fields, as the name suggests, are all rice. To say that planting trees in the rice fields, I am afraid that even the few people think it! But now Jiangsu Qiujiang Yangshou Lin School after decades of experiments have been made: rice fields planted on fir trees. Someone may want to ask: Is this big Iwakuni, will it compete for water with rice? Please rest assured that they do not interfere with each other because the fir tree is not afraid of shallow water and its roots are distributed below 30 centimeters Soil layer, while the rice root distribution in the soil layer from ○ to twenty centimeters, at the same time, intercropping Ipomoea Pinellosus not only has no effect on rice growth, but also beneficial to the contrary, according to the survey, special to eat pests of rice field spiders, than No forest