论文部分内容阅读
利用塑料大棚暂养梭子蟹苗,可以提前梭子蟹的放苗时间,增大蟹苗规格,提高成活率,这已成为梭子蟹虾池养殖的一项重要技术措施。现将其要点总结如下。1 准备工作1.1虾池选择 虾池底质以沙质、沙泥质为好,进排水方便,面积10亩左右。1.2清淤、消毒、清除敌害 秋季收获后及时进行池底清淤,清淤的深度以见到洁净沙层为准,清出的淤泥要远离虾池,然后曝晒数月。放苗前1个月左右进行消毒、除害,虾池进水0.1m,先用30× 10-6漂白粉液消毒,再用10～20 ×10-6茶籽饼清杀鱼类。如果池内有其他虾、
The use of plastic greenhouse incubation shuttle crab seedlings, you can advance the time of the stomatal Crab, increase the size of crabs, improve survival rate, which has become a crab shrimp pond breeding an important technical measure. The main points are summarized below. 1 Preparation 1.1 Pond shrimp pond selection of sediment to sandy, sandy muddy as well, easy access to drainage, an area of about 10 acres. 1.2 Dredging, disinfection, removal of predators Harvest after the fall of the timely bottom dredging, dredging depth to see the clean sand prevail, clear silt away from shrimp ponds, and then exposed for several months. Fangmiao about 1 month before disinfection, pest elimination, pond water 0.1m, first with 30 × 10-6 bleach powder disinfection, and then 10 ~ 20 × 10-6 tea seed cake kill fish. If there are other shrimp in the pool,