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一、试验养殖情况我站去年4月接受县食品公司养殖水葫芦的任务后,就将我站门前的一个取土坑作为养殖水葫芦的坑,施肥后于今年5月16日将引进的200斤水葫芦种苗分别放养在水坑避风向阳的两处水面,面积共4.5平方米,分别用草绳框定,插上木杆搭棚,上盖塑料薄膜,北面档上草帘保温。并对水葫芦先后进行了五次放大固定。第一次是6月15日,把两处种苗移植在坑中接近东西两头的水面上,各放大4平方米,仍盖薄膜保温。第二次是7月5日,将两处各
First, the experimental aquaculture I station in April last year to accept the county food company farming water hyacinth task, I will stand in front of a borrow pit as breeding pit of water hyacinth, fertilization after the introduction on May 16 this year 200 kg of water hyacinth seedlings were stocked in the puddle sheltered sunny two water surface area of a total of 4.5 square meters, respectively, with grass rope box set, insert wooden scaffolding, plastic sheeting on the north side of the file on the grass curtain insulation. And water hyacinth has five magnification fixed. The first is June 15, the two seedlings transplanted in the pit close to the water on both ends, each enlarged 4 square meters, still cover the film insulation. The second is July 5, will be two in all