微生态制剂改善对虾养殖池塘底质的效果.pdf

2006 9 17 9 CH INESE JOURNAL OF APPL IED ECOLOGY, Sep. 2006, 17( 9) : 1765 ~ 1767 * 1, 2 1 1* * 王彦波 查龙应 许梓荣 1 2 ( , 310029; , 310035) 117 d. , , ; , , 3 - 1 5 - 1 365 10 cfu g 116 10 cfu g . , , . 1001- 9332( 2006) 09 - 1765 - 03 S949; X52 A 1, 2 1 1 Effects of probiotics on Penaeus vannam eipond sedim ents.WANG Y anb , ZHA L ngy ing , XU Z ir ng 1 ( Key Laboratory of M olecular Anmi al Nutrition of Education M inistry, Feed Science Institute of Zhej iang 2 niversity, H angzhou 310029, China; Key Laboratory of Food Saf ety of Zhejiang Province, Food Quality Saf ety D ep artmen,t Zhejiang Gongshang niversity, H angzhou 310035, China). Chin. J.App l.Ecol. , 2006, 17( 9): 1765 ~ 1767. Th is paper stud ied the effects f pr b i t ics n the sed mi ent f Penaeus vannamei p nd during 117 days f culture peri d. The resu lts sh wed that pr b i tics app licati n s ign ificantly decreased the c ncentrati ns f t tal nitr gen, t tal ph sph r us, and su lfide in sed mi ent, bu t n sign ificant d ifference was bserved in t tal plate c unt ( TPC) fm icr bes betw een treated and c ntr l p nds. The final average presump tive vibri c unt 3 - 1 ( PV C) f treated p nd sed mi ent ( 365 10 cfu g ) w as significan tly l wer than that f the c ntr l ( 116