VIEN CHAN NUOl - Tgp chi Khoa hgc Cong nghe Chan nudi - So 1. nam 2006
XAC DINH NANG SUAT CUA VIT BO ME v A VIT THUONG PHAM LAI 4 DONG CV SUPER -M TAI TRAI VIT GIONG VIGOVA
I ' . * if.».'
Duang Xudn Tuyen' *, Nguyin Vdn Bdc', Le Thanh Hdi^, Hodng Vdn Tieu^
'Trung tam Nghidn cum va Chuyen giao va TBKT Chan nudi TP Hd Chi Minh 2 Vidn KHKT Ndng nghidp midn Nam; 3 Vien Chan nudi
..!!/-. - ' .'JUH
ABSTRACT , r v ugH
Crossing was carried out on the lines V2, V5. VI and V7 of Super-M ducks. It was shown that body weight at 21 weeks of age of parent males and females was 3,578 and 3,309 grams, respectively. Age at first egg, hen-day egg number during 10 laying months, egg weight, fertility and hatchability were 182days, 202.6 eggs, 88.7granis, 92.7% and 81.4%, respectively. Heterosis coefficient of the egg number trait was 3.59%. Slaughter weight at 7 weeks of age of commercial ducks was 3.150grams. Heterosis coefficient of the 7 weeks body weight trait was
1.51%.
Key words: performance, crossbred meat type parent, commercial ducks, body weight.
DAT VAN D ^
Chan nudi vit cd mdt vi tri rdt quan trpng trong san xudt ndng nghidp do hidu qua kinh te mang lai eung nhu tinh phti hcrp vdi nhieu phuong thurc nudi va ddu tu eua ndng hd. Ydu cdu ve con gidng phai ngay cdng dupc cai thidn ed vd nang sudt va chdt lucmg. Ddi vdi vit nudi lay thit, nd'u nhu cdch day 10 nam, nhu cdu ctia thi trudng cdc tinh phia Nam la con gidng CV Super-M nudi tham canh 56 ngdy tudi hoac chan tha 70 ngay tudi dat 2,7-2,8 kg/eon, thi bay gid phai Id 3,1- 3,2 kg/con trd ldn. Ddng thdi ty Id va ehdt lupng thit xe phai tang, tidu ton thu'c an phai giam.
Mudn vay phai dp dung ehpn Ipc tao ddng thudn va td hcjp ddng. Kdi qua sau nhieu nam nghidn ctiu, tap the tdc gia trai vit gidng VIGOVA da chpn tao thanh edng tao ra 2 ddng vit cao san hui^mg thit la V2 va V7. Vdi 4 ddng vit thudn Id V2, V5 (ddng trdng) va VI,V7 (ddng mdi) co the cho phep trai vit gidng VIGOVA tao ra vit thuong phdm ddp umg dupc nhu cdu thi trudng.
De tai dupc thuc hidn nhdm xdc dinh kha nang sinh san vd uu the' lai ve san lupng trumg ctia vit bd me, kha nang sinh trudng va uu the lai vd khdi lupng co the ctia td hpp lai 4 mdu (vit thuong phdm).
Vit thuong phdm dupc tao ra theo td hap sau:
Ddng thudn V2 V5 VI V7 Ong bd Trdng V2 X Mdi V5 Trdng VI X Mdi V7
Bd me Trdng (V25) x Mdi ( V17) Vit thuong pham 4 mdu (V25I7)
I
VAT LIEU VA PHUONG P H A P NGHIEN CUU ' ; '
Khd ndng sinh sdn ciia vit bd me ' S i Cdc chi tieu theo doi: tudi de 5%, ty Id de va nang sua't trumg, ty Id hao va loai thai, khd'i lupng
trung, ty Id dp nd, uu thd'lai (H); (Nguydn Van Thidn, 1995).
Till nghiem dupc bd tri theo phucmg phap phan Id so sdnh
46 Tac giLi chinh: Dirong Xuan Tuyen; UT: 091 3774947; Fa.v 08 89.'i8864
r.< .ii.iSBTni iiiswK'ii-i!;Mi: ii:«s5!i ,5;,y5^i*!4;i
Ld Ddng vit
DUDNG XUAN TUYEN - .Xdc dinh ndng sudi cua vit...
1 2 VI V17
3
V7 Tudi vit (tudn)
y trdng (con) v mai (con)
21 20 120
21 20 120
21 20 120 Ddnh gid khd ndng sinh trudng vd uu thi lai cua vit thuang phdm 4 mdu.
Thi nghidm cung dupe bd tri theo phuong phap phan Id so sdnh.
Ld 1
Vit 4 mdu 2 mdu (V25I7) (V56) Tudi vit (tudn) 0-7 0-7
trdng (eon) 40 40 mai (con) 40 40
V2 V5 VI V7 V25 V17
0-7 40 40
0-7 40 40
0-7 40 40
0-7 40 40
0-7 40 40
0-7 40 40
Cdc chi tiiu theo ddi bao gdm
Khdi lupng vit 7 tudn tudi, ty Id nudi sdng va uu thd'lai vd khdi lupng.
-,_. - - - KET QUA vA T H A O LUAN Khd ndng sinh sdn cua vit bd me
Khdi licc/ng 21 tudn tudi
Khdi lupng vit bd me dupc trinh bay d Bang 1. Khdi lupng co thd vit bd me liic 21 tudn tudi dat 3578g ddi vdi vit trdng va 3309g ddi vdi vit mai. Vit khd ddng deu vdi he sd bid'n di thdp. Khdi lupng nay la di truydn trung gian gitra bd VI va mai V7 la ddng vit mdi dupc tao ra.
Bang 1.- Khdi lupng vit bd me 21 tudn tudi Ddng
Trdng: ( con) X(g)
SE(g)
cv%
Mai: ( eon) X(g) SE(g)
.. cv%
VI 30 3671,7
48,7 7,27 30 3436,7
41,4 6,59
VI7 30 3578.3
46,5 7,11 30 3309,0
37,2 6,17
V7 30 3514,0 39,3
6,13 30 3174,7
46,5 8,03 Tudi de cita vit bd mc
Ket qua theo ddi cho thay vjt bd me (VI7) cd tudi de ddu la 182 ngay. de mudn hon ddng V7 (174 ngay) nhung de sdm hon ddng VI (196 ngay).
VIEN CHAN NUOI - Tap chi Khoa hoc Cong nghe ^ ^ I F ^ ' ^ W H I I H I P '
Ty le de vd san lUc/ng tricng binh qudn
Ty Id de va san lucmg trtimg binh quan dupc trinh bay d Bang 2. "
Bang 2. Tv Id de va san luomg trumg binh quan
Thdng de n
VI Trtimg %de
Trumg/
mdi n.
V17 Trumg/
Trtrng % de mdi n. Trtrng
V7 Trumg/
%de mai 1 120
2 111 3 103 4 106 5 100 6 95 7 89 8 89 9 84 10 82 Cdng
511 1908 2329 2426 2253 2114 1959 1746 1539 991 17776 SLT/mdi ddu ky Uu the lai (H) (%)
14,2 57,3 75,4 76,3 75,1 74,2 73,4 65,4 61,1 40,3 61,3
4,3 17,2
22,6 22,9 22,5 22,3 22,0 19,6 18,3 12,1 183,8 148,1
120 115 108 105 104 102 101 100 98 97
562 2218 2632 2714 2650 2525 2311 2201 1911 1341 21065
15,6 64,3 81,2 86.2 84.9 82.5 76.3 73.4 65,0 46.1 67,5 3.59
4,7 19.3 24,4 25,8 25,5 24,8 22,9 22,0 19,5 13.8 202,6 175,5
120 112 110 108 108 102 101 98 95 95
622 2381 2782 2808 2720 2645 2413 2200 1725 1339 21635
17,3 70,9 84,3 86,7 84,0 86,4 79,6 74,8 60,5 47,0 69,1
5,18 21,26 25,29 26,00 25,19 25,93 23,89 22,45 18,16 14,09 207,4 180,3
Vit bd me cd .sdn lucmg trumg binh quan dat 202,6qua/mai/l0thang de. San lupmg trtimg /mdi dau ky dat 175,5qua. Didu quan trong la vit bd me cd uu the lai khd rd rdt ve san luong trumg vdi H=3,59%.
Khdi lupng trting, ty Id dp nd va tidu tdn thtrc an eua vit bd me
Khdi lupng trting, ty Id dp nd va tidu tdn thtrc an ctia vit bd me dupc the hidn d Bang 3.
Khdi lucmg trtrng vit bd me dat 88,7g, cao hem ddng V7 va thdp hem ddng VI. Ty Id phdi va ty Id nd /phdi ctia vit bd me dat Idn lucrt la 92,7% va 81,4%. Ty Id phdi ctia vit tucmg duong vdi ddng mdi V7. Tidu tdn thtrc an cho 10 trtrng la 3, 94kg d vit bd me VI7.
Bang 3. Khdi lupng trumg, ty Id dp nd va tidu ton thu'c an ctia vit bd me
Chi tidu Tham sd thdng kd VI VI7 VT Khdi lupng trtrng (g)
Kdt qua dp nd
Tyld nd/phdi (%) 7 6,1 81.4 82.7 Tieu tdn TA/10 trung (kg) 4X)3 W 3.85 Khd ndng sinh tricdng vd uu the lai ciia vit thuong phdm 4 mdu
Khdi lugng vil 7 ludn ludi •' * • ' • >
Khdi lupmg co thd vit thuong phdm 4 mau dupc trinh bay a Bang 4. ': :\ h ;. y,\; ),i
48
n ( con) Mean ± SE(g)
CV(%) Trumg vdo dp (qua) Ty ldphdi(%)
300 9I,74±0,38
7,25 5100
90,8
300 88,7i:0,55
10,84 6102 92,7
300 82,7±0,27
5,72 ,,, 4850
92,5
DlXJNG XUAN TUY^N - Xdc dinh ndng sudi cua vit...
Bang 4. Khdi lupmg vit 7 tudn tudi ctia vit thuong phdm 4 mau
Thamsd V2517 V56 thdng kd Trdng Mdi BQ Trdng Mai BQ
So sanh y(eon)
Mean
± SE (g) CV%
33 3521
±50,3 8.89
35 3150
±42,3 8.19
68 3026
±34,6 9.05
34 3055
±47,3 9.1
36 2922
±36,5 7.5
70 2972
±30,1 8.48
178 P<0,05 Vjt lai 4 mdu luc 7tudn tudi dat 3I50g, cao hon vit thuong phdm 2 mdu da dupc tao ra tai trai Vigova (Duong Xuan Tuyen va es, 2001). So sdnh vdi kdi qua vit thuong phdm 4 mau T1564 luc 7 tudn tudi nudi tai Trung tam nghidn cum vit Dai xuydn dat 2594,7g (Hodng Thi Lan va cs, 2004) thi ke't qua tai Vigova cao hem nhieu. Vdi kdi qua trdn, vit thuong phdm 4 mdu da ddp umg dupe ddi hdi cua thi trudng vit thuong phdm d cdc tinh phia Nam.
7"y li nudi sdng vd tieu tdn thUc dn.
Bdng 5. Ty Id nudi sd'ng va tidu tdn thurc an ctia vit thuong phdm
Chi tidu Thamsd V25 V2517 VI7 V56 Ty Id nudi sd'ng
. -,1
Tidu tdn TA/kg tang trpng
So ddu ky (eon) So cudi ky (con)
% nudi sd'ng
80 77 96,25
2,67
80 79 98,75 2,58
80 78 97,5 2,53
80 78 97,5 2,55 Ty Id nudi sd'ng va tidu ton thii'c an (kg thiic an /kg tang trpng) dupe trinh bay d Bang 5.
Ty Id nudi sd'ng cua vit lai thuong phdm dat khd eao trdn 96%. Vit thuong phdm 4 mau cd ty Id nudi sd'ng eao nhdt dat 98,75%. Didu nay cho thdy vit lai cd sure sdng cao va kha nang thich trng tdt. Tidu ton thtrc an eho 1kg tang trpng d vit thucmg phdm 4 mau la 2,58kg.
l/u the lai vit thuang phdm 4 mdu ve khdi lucmg ca the
Kdt qua dupe trinh bay d Bang 6 cho thdy vit thucmg phdm 4 mdu da the hidn uu the lai vdi H=1,5I% so vdi binh quan cua vjt bd va vjt me.
Bang 6. Uu the lai vjt thuong phdm 4 mau
Thamsd V25 V2517 V17 Trdng Mdi BQ Trdng Mai BQ Trdng Mai BQ
n(con) 34 35 69 33 35 68 37 36 73 Mean(g) 3226,7 3091,1 3157 3521 3055 3150 3151 2947,7 3050 SE(g) 35,6 35 28.7 50,3 42,3 34,6 33,3 42,3 29,2 CV% 6,5 8,1 7,5 8,89 8,19 9,05 6,4 8,6 8,2 Uu the lai (%) 1,51
KfiT LUAN VA Yit NGHI Ket ludn
-Vit bd me dupc tao ra ttr cdc ddng vjt thudn V2, V5, V1 va V7 tai trai vjt gid'ng Vigova cd khdi lirong CO thd liie 21 tudn tudi dat 3578g ddi vdi vjt trdng va 3309g ddi \a\ vjt mdi, tudi de 5%
VIEN C H A N NUOI - Tap chi Khoa hgc Cong nglie Chdn nuoi - So 1. nam 2006
la 182ngay. san lucmg trtrng binh quan dat 202,6 qua/mai/10 thdng de. San lucmg trtrng/mai dau ky dat 175,5qua. Vjt bd me cd uu thd'lai kha rd
ret ve san luc^mg trumg vdi H=3,59%. Khdi lucmg trting dat 88,7g. Ty Id phdi va ty Id nd/phdi dat ldn lupt la 92,7% va 81,4%. Vjt thucmg phdm 4 mdu Itic 7 tudn tudi dat 3150g.
dap umg dupc ddi hdi ciia thj trudng d cdc tinh phia Nam. Ty Id nudi sd'ng dat 98,7% liic 7 tudn tudi . Vjt thucmg phdm 4 mdu cting da thd hidn uu thd'lai ve khd'i lupng eo thd vdi H=l,51%.
Di nghi : Cdng nhan vjt thucmg phdm 4 mdu
V2517 Id mdt tid'n bd ky thuat va cho phd bid'n ra san xudt dai tra.
T A I LIEU THAM K H A O
Duong Xuan Tuye'n. Nguydn Van Bic, Nguydn Van Dien. Dinh Cong Tien va Nguydn Ngpc Huan (2001).
Nghien cicu tgo hai ddng vit cao sdn huang thit tai \'iet Nam. Bao cao Khoa hpc Chan nuoi -Thu y 1999-2000.
TP. HCM 4/2001.
Hoang Thi Lan. Hoang Van Tieu. Nguyen Due Trpng. Vo Trong Hot. Nguydn Tung Lam, Vo Van Su. Doan Van Xuan va Nghidm Thuy Ngpc (2004). Nghien cim chon loc tao hai ddng vit cao sdn SM tgi Trung tdm Nghien cim Vit Dgi Xuyen. Bao cao khoa hpc Chan nuoi -Thu y. Phdn chan nuoi gia cdm. NXB Nong nghiep. Ha Npi.
Nguydn Van Thien (1995). Di triixen hoc sd luang icng dung trong chdn nudi. NXB Nong nghiep Ha Npi./.
' • ; . v i - . ' ^ ^ ^ t
DICH LO MOM LONG MONG TREN GIA SUC GIAM RO RET
Theo Cue trucrng Cue Thii y Biii Quang Anh (tai cudc hpp Ban chi dao Qud'c gia phdng chdng djch ciim gia cam va dich Id mdm long mdng trdn gia siic chi^u 13/6), tit 6/6 dd'n 12/6, chi xua't hidn rai rac mdt sd d djch d 32 xa cua 23 huyen thudc 9 tinh, thanh phd (cac tinh da cd dich trudc day nhu: Bdc Kan, Bdc Giang, Bac Lieu, Ha Giang, Nghd An, Quang Nam, Sdc Trang, Thai Nguyen va Hai Phdng). So vdi cac tudn trudc, td'c dp lay lan eua dich giam rd ret. Dd'n nay, 29 tinh, thanh phd da ban hanh quyd't dinh edng bd dich nhdm huy ddng nhidu luc lupng ciing tham gia chdng djch. Trong tudn qua, cdng ty NAVETCO da nhap them 200.000 lieu vacxin typ O; Xi nghiep thudc Thii y TUda nhap 250.000 lieu vacxin typ O phan phdi eho cdc dja phuong tidm phdng cho dan gia stic. Du kid'n tir 15/6 den 25/6, cdc don vi se tid'p tue nhap thdm 2.000.000 lidu vac xin phuc vu cdng tdc tidm phdng cho dan gia siic cua cac dja phucmg.
Tai cupc hpp, Thii trucrng Bd Ndng nghiep va Phat tridn ndng thdn Btii Ba Bdng yeu cdu cac dia phuomg can tid'p tue ehii trpng cdc giai phap giam sat djch bdnh. quan ly gia sue, kiem djch va kidm soat van chuyen gia sue. Ben canh dd, cac dja phuomg can tich cue trien khai va thuc hidn tdt thang vd sinh tidu ddc, khir trung mdi trudmg phdng chdng djch bdnh gia siic, gia cam va ddy manh cdng tac tuydn truyen nang cao nhan thtic ciia ngudi dan vd dich benh./. ,:•, . •
Ngudn: Agroviet, 14-6/2006 -Nguyen Sinh (trich)
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