茭白—鱼—蛙是投资少、见效快、效益高的立体种养模式。田中种植茭白 ,一年收两季 ,四面围沟养殖名特优鱼类和蛙类 ,每亩平均经济收入可达5000元左右 ,是常规收入的5倍。现将技术介绍如下 :一、茭田的选择及整理选择排灌方便的肥水田、深脚烂泥田、低产稻田 ,离原田埂2m远处挖 茭 white - fish - frog is less investment, quick, high efficiency and three-dimensional planting and breeding mode. Tanaka planted white, received two seasons a year, surrounded by ditch breeding premium fish and frogs, the average economic income per acre up to about 5,000 yuan, 5 times the conventional income. Now the technology is as follows: First, the selection and finishing of 茭 Tian Select irrigation and drainage of convenient paddy fields, deep muddy fields, low-yielding rice fields, away from the original 埂 埂 2m dig