48 ( 2009 ) Vol 48 Journal of Xiamen U niversit y ( Nat ural Science) , , : 361005) , ( B aby loni a a reol at a Link) (2 95 , ( Fish meal : FM) (Beer yeast :B Y) (2 06 28) g , 25 10) cm 26 28 , Diet : , Diet ( p < 05) , 1 Diet ( p > 05) Diet ( FM1 + SBM1) ,Diet ( p > 05) ( Rapeseed meal : RM) , 75 d , ( p < 05) 28 , Diet ( FM) ( p < 05) , ( Feed conversion ratio) Diet ( Soybean meal : SBM) , ( FM1 + SBM1 + RM1) J ul 2009 , ( No , 1( ) : ; ; : S 966 : 043820479 (2009) 0420600206 :A [5 ] Link) , , [6] , , [7 ] , 60 % Zho u Zho u [1] , , , , , , , , , , , , , , , , , , [2 ] [3] 1 , , [4 ] ( B aby loni a a reol at a , 15 d , , :2009201212 (03 EFN213500133) : :chke @xmu edu cn 50 cm 25 cm , : m2 6L, 25 601 28 , 26 , 28 , p H 7 mg/ L , , , , , [5] ; ( %) = / 100 ; ( %) = , 40 / = 100 ; / = (f m) / ); ( dm) /( , ( , , 14 ) , , 15 d 20 60 d ( %) = 100 ; ( %) = ( , )/ - 100 ; [5 ] 00 g 20 cm ( %) = ( 80 )/ 60 d - 100 ; ( mg/ d ) = /( 60 d) ; ( m/ d) = /( 60 d) , , , 100 , 100 % , 80 , 80 % , , , SPSS 11 10 % , , , - 20 [5 ] , , Tukey h , ; , 17 : 00 75 d , , , , , 63 34 2, : Diet ( FM + SBM + RM ) a Tab 1 ( %) Ingredient s of t he experimental diet s for B aby loni a areol at a Link 5 34 5 28 42 5 24 48 5 23 23 5 31 31 5 : a % 23 18 % , %, , % , %, % , ( 602 ) 2009 Tab Analysis of nut rient s of experimental diet s fo r B aby loni a a reol at a Link / / ( % ,dm) / ( % ,dm) 35 94 10 45 13 43 66 16 35 21 98 35 93 11 80 12 52 97 16 66 21 57 35 00 11 21 12 43 86 16 25 21 54 35 39 99 11 75 10 28 16 46 21 50 34 92 10 84 10 84 26 16 89 19 71 34 41 10 33 13 08 26 16 55 20 79 62 32 32 14 14 78 36 18 29 34 08 a a / ( % ,f m) / kg - ) / ( % , dm) 60 ( MJ ( Tab MJ - ) (g ) Relative mass gain and soft body mass gain of B aby loni a areol at a Link fed t he diet s co ntaining vario us p rotein so urces ( average /g SD) /g / % /g /g / % 59 57 26 67 77 66 13 79 a 23 18 10 26 65 15 14 95 17 b 57 77 06 67 85 06 17 47 ab 22 48 02 28 28 30 25 79 94 ab 58 23 70 69 96 23 20 19 ab 22 66 66 29 51 42 30 26 96 a 59 90 02 71 99 45 20 17 ab 23 31 40 30 77 40 31 96 69 a 58 30 71 73 29 52 25 73 b 22 69 28 31 65 38 39 49 03 a 58 50 65 70 15 78 19 92 ab 22 77 64 30 78 70 35 22 76 a 60 19 88 93 49 28 55 37 c 23 43 34 37 63 09 60 69 99 c ( p > 05) : ( RW G) ( 25 73 %) , Diet ( FM ) 2 ( 13 79 %) ( p < 05) , ( p > 05) , Diet ( ( RSL G) 3) , Diet1 ( 83 %) ( P ER) , ( SU RV ) ( 14 47 %) , ( 31 63 %) , 48 Diet , 1( ) Diet 91 , , , ( p > 05) Diet Diet Diet ( p < 05) , ( p > 05) , , ( p > 05 ) , , Diet ( 17 08 %) ( p < 05 ) , ( p < 05 ) , , Diet ( p < 05 ) ( 55 37 %) , ,Diet ( 16 %) , ( FCR) 75 d ,Diet : 603 ( Tab ) Relative shell lengt h gain of B aby loni a a reol at a Link fed t he diet s co ntaining various p rotein sources (average SD) (cm) 40 86 25 41 39 40 41 20 88 41 28 05 41 18 27 40 83 13 41 48 25 ( cm) 42 83 63 43 02 25 42 72 69 42 76 08 42 90 68 41 69 20 47 49 10 82 a 14 47 98c ( %) 89 b 83 93 39 a 52 a 72 08 a 57 16 95 b 12 ( p > 05) : ( ) Feed perfo rmance of t he diet s containing various p rotein sources (average Tab SD) / % / % a 48 05 a 100 00a 17 08 75 21 67 35 ab 60 15 a 100 00a 25 13 27 ab 72 12 ab 100 00a 25 56 69 ab 72 10 ab 100 00a 31 63 78 b 91 02 b 100 00a 26 42 49 ab 77 04 ab 100 00a ( p > 05) : Diet 13 43 % ) , , Diet , , 13 79 % , , ( 83 %) Diet , ,Diet , ) , Ca P ( P 67 % [8 ] 21 % , ( , , ( 604 ) 2009 ( p < 05 ) , , [9 ] , ( ) : , [5 ] [ 14 ] , Viola L ys Met 3% [ 10 ] , ( DCP) , , , , DCP , , , , ( , , ) 62 34 % , , , , , 35 % Diet 5% 40 %[ ] , , , , 3 [ 15 ] ( GL S ) [ 16 ] , , , , , , Diet ( FM1 + SBM1 , + RM1 ) Diet , ( FCR ) Diet Diet : , ) ,Diet ( P ER ) Myrna , ( H al i notis asi ni na ) 1 2( Diet 60 00 % ( 20 19 %) , ( Diet 66 67 % 4) , 50 % Diet Diet ( 17 47 %) ,Diet [ 11 ] Sitja , , , [ 12 ] : ( 20 17 %) , 75 % , , , , , , , , ,Diet , , , , , Diet , ,Diet , [ 13 ] 1( ) , , ( Met ,L ys , Cys ) , Diet , , [8 ] , , , , , , , 1( , Diet ) : 605 [ 10 ] : [1] [ 11 ] shrimp nut ritio n[ M ] Marine Shrimp Cult ure : Principles [J ] t ure ,2003 ,219 :645 - 653 [ 12 ] [J ] , , , on non2specific defence mechanisms and o xidative st ress , , , in gilt head sea bream ( S p arus aurat a ) [J ] Aquacult ure , ,1997 ( 5) :5 - [J ] [5] 2005 ,249 :387 - 400 [J ] : [ 13 ] , 2006 , 45 Zho u J B , Zho u Q C ,Chi S Y ,et al Optimal dietary p ro2 179 :149 - 168 tein requirement for juvenile ivo ry shell B aby loni a a reo2 [7 ] El2Sayed A M Alternative dietary p rotein so urces for farmed tilapia , O reochromis spp [J ] Aquacult ure ,1999 , ( Sup ) :216 - 220 [6] Sitja Bobadilla A , Pena Lopis S , Go mez Requeni P ,et al Effect of fish meal replacement by plant p rotern sources ,1963 ,29 (3) :242 - 244 [4 ] Myrna N B ,Armando C F ,Armando C F ,et al Diet de2 asi ni na : animal and plant p rotein so urces [J ] Aquacul2 , 1965 ,31 ( 2) :133 - 137 [3] [ 14 ] Viola S ,Zo har G ,Arieli Y Pho sp horus requirement s and l at a [J ] Aquacult ure ,2007 ,270 :186 - 192 it s availability f rom different sources for intensive po nd Zho u Q C ,Zho u J B ,Chi S Y ,et al Effect of dietary lipid cult ure species in Israel : Part Tilapia [ J ] Bamidgeh , level on growt h perfo rmance ,feed utilization and diges2 1986 ,38 ( 1) :3 - 12 [ 15 ] tive enzyme of juvenile ivo ry shell , B aby loni a a reol ate [8 ] [ 16 ] [ D ] : , , : Yildirim M ,Lim C , Wan P J ,et al Growt h performance and immune response of channel catfish ( Ict al u rus p uc2 ,2006 , [ D ] ,2005 [J ] Aquacult ure ,2007 ,272 :535 - 540 [9] [J ] velop ment and evaluation for juvenile abalone , H aliotis and Practices ,1992 :535 - 568 ,1998 ,5 (1) :93 - 96 Akiyama D M , Dominy W G , Lawrence A L Penaeid [2] , t at us ) fed diet s co ntaining graded levels of go ssypol2ace2 [J ] tic acid[J ] Aquacult ure ,2003 ,219 :751 - 768 ,2006 ,25 ( 12) :601 - 607 Effects of the Different Protein Sources in Practical Diets on Ivory Shell , B a bylonia a reol at a Link WU J ian2guo , HU AN G Zhao2bin , WAN G Bo , KE Cai2huan (Depart ment of Marine Technology and Ocean Engineering ,College of Oceanograp hy and Enviro nmental Science , Xiamen U niversity ,Xiamen 361005 ,China) Abstract : The gast ropod B aby loni a areol at a Link is one of t he important commercial marine animals in t he sout heast coast s of Chi2 na ,and much attention has been received in aquacult ure in recent years A 752day growt h st udy was conducted using B aby loni a a reo2 l at a wit h mean initial mass and shell lengt h of (2 95 28) g and (2 06 10) cm , respectively ,to evaluate t he efficacy of six p ractical diet s containing vario us p rotein so urces such as fish meal ( FM) ,soybean meal ( SBM) ,rapeseed meal ( RM) ,beer yeast (B Y) in different co mbinatio ns ,at a temperat ure range of 25 28 and t he salinity range of 26 p rotein sources co ming f rom a combination of FM , SBM and RM ( 1 28 The result showed t hat Diet feeding ) ( by mass ) p roduced t he highest relative mass gain ( RM G) in test diet s ,and significantly greater t han Diet ( p < 05 ) ,however ,not significantly different ( p < 05 ) f rom ot her di2 et s Feed conversion ratio ( FCR) showed t he same t rend as relative mass gain Diet and Diet gave a significantly better perform2 ance t han t he ot her four diet s in relative shell lengt h gain ( RSL G) ( p < 05) Diet and Diet wit h p rotein resources coming f rom FM and FM ,SBM ( 1) ( by mass) ,respectively ,had significantly inferior values of p rotein efficiency rate ( p < 05 ) co mpared to t he ot her diet s The survival rate was not significantly different ( p < 05) amo ng all t reat ment s This st udy indicated t hat a combina2 tio n of alternative dietery p rotein sources wit h p roper ratio was necessary to attain t he best growt h performance and p rofit ,f urt her2 more ,based on t he analysis of t he data of t his st udy ,we could determine t he optimal p rotein sources for B aby loni a areol at a Link was Diet which used t he combination of FM ,SBM and RM (1 1) (by mass) This st udy is significant to co nduct f urt her st udy for t he eco no mical and efficent p ratical diet fo rmulation of B aby loni a areol at a Link Key words :B aby loni a a reol at a Link ;p rotein so urces ;growt h rate