近几年来，随着农业产业结构的调整，全国各地开展稻田养殖鱼虾蟹的农户越来越多。不少懂科学会管理的养殖户从中都尝到了甜头。但是，也有一些养殖户特别是一些新发展的养殖户并不懂得稻田养殖到底如何科学管理。他们往往照书本上介绍的去死搬硬套。受“追肥要少量多次，插秧 In recent years, with the adjustment of the agricultural industrial structure, more and more farmers are engaged in farmed fish, shrimp and crab in paddy fields across the country. Many farmers who know how to manage the society will taste the sweetness from them. However, some farmers, especially some newly-developed farmers, do not understand how rice farming is scientifically managed. They tend to copy the hard cover introduced in the book. By the "top dressing to a small amount of times, transplanting