Nen ling dung ket qua bd simg dau bdng vao khau phan (ham lupng md thd dudi 2%) cua bd giai doan tiet siia vdi miic bd sung 1,5-3% khau phan.
TAI LIEU THAM KHAO
1 Brouwer E. (1965), Report of sub-committee on constants and factors. In Energy Metabolism of Farm Animals, Academic Press, London, UK, p.
4 4 1 ^ 3 .
2. Czerkawski J.W. (1975), Methane production in ruminants and its significance. World review of nutrition and dietetics, 11:240.
3. Dohme P., A. Machmiiller, A. Wasserfallen and M. Kreuzer (2001), Ruminal methanogenesis as mfluenced by individual fatty acids supplemented to complete ruminant diets.
Letters in Applied Microbiology, 32:47-51.
4. Goering H.K. and P.J. Van Soest (1970), Forage fiber analyses (apparatus, reagents, procedures, and some applications). Agriculture handbook no. 379, Agriculture Research Service USDA, Washington (DC), USA, 20 pp.
5. Madsen J., B.S. Bjerg, T. Hvelplund, M.R.
Weisbjerg and P. Lund (2010), Methane and carbon dioxide ratio in exaeted air for quantification of the methane production from ruminants. Livestock Science, 129: 223-227.
6. Machmuller A. and M. Kreuzer (1999), Methane suppression by coconut oil and associated effects on nutrient and energy balance in sheep, Canadian Journal of Animal Science, 79:65-72.
7 Machmuller A,; D.A. Ossowski and M. Kreuzer (2000), Comparative evaluation of the effects of coconut oil, oilseeds and crystalline fat on
methane release, digestion and energy balance in lambs. Animal Feed Science Technology, 85(l-2)' 41-60.
8 Machmuller A., C R . Soliva and M. Kreuzer (2003), Effect of coconut oil and defaunation treatment on methanogenesis in sheep. Journal of Reproduction Nutrition Developtment 43:41- 55.
9 Martin C , J, Rouel, J.P. Jouany, M. Doreau and Y. ChiUiard (2008), Methane output and diet digestibility in response to feeding dairy cows crude Unseed, extruded linseed, or linseed oil, ].
Anim. Sci., 86:2642-50.
10. NRC (1998), Nutrient Requirements of Swine 10th Revised Edition. Subcommittee on Swine Nutrition, Committee on Animal Nutrition, National Research Council.
11. NRC (2001), Nutrient requirements of dairy cattle (7 revised edition ed.). National Academy Press, Washington, DC.
12. Sophea LV. and Preston T.R. f20111. Effect of different levels of supplementary potassium nitrate replacine urea on growth rates and methane production in eoats fed rice straw.
mimosa foliage and water spinach. Livestock Research for Rural Development. 23. Article
#71. Retrieved lune 26, 2015, from http://www.lrrd.Org/lrrd23/4/soph23071.htm 13. Nguyen Xuan Trach, Mai Thj Thom va Le Van
Ban (2004), Giao trinh Chan nuoi trau bo, Nha xuat ban N5ng nghidp. Ha Npi.
14. Van Nevel C J . (1991), Modification of ramen fermentation by the use of additives. In Rumen Microbial Metabolism and Ruminant Digestioa ed. J. P. Jouary. INRA Edition, Paris, Pp: 263-280.
MOT SO DAC DIEM HUYET HOC CUA GA RI NINH HOA VA LU'GNG PHU'ONG
2Cf l } 'Lf Tran Quang Hanh '*
Ngay nhan bai bao: 28/03/2016 - Ngay nhan bai p h ^ bien: 13/04/2016 Ngay bai bao dupc chap nhan dang: 22/04/2()16
T 6 M TAT
Thi n g h i f m d u p c t h u c h i f n Uen 97 con ga Ri N i n h H d a (52 t r d n g va 45 m^i) va 95 con ga Lucmg P h u p n g (46 trdng va 49 mai) tir 0 d e n 15 t u a n tudi tai t h a n h p h d B u d n M a T h u f t , tinh Dak
' Trirong Dgi hgc Tay Nguyen
* Tac gia d^ lien h?: TS. Tran Quang Hgnh, Giang vien chinh, Bf mon Ch5n nuoi Chuydn khoa, Ph6 Truing khoa Ch3n nuoi Thii y, Truong Dai hoc Tay Nguyen. Dja chi: 567 Le Duan, TP. Buon Ma Thupt, Tinh Dak L3k; Dien tho^ti: 0913421132; Email: [email protected]
54
CHAN NUOI DQNG VAT VA CAC VAN DE KHAC
Lak. Ga duQw: nuoi nhot ket h(?p chan tha, ket thuc thi nghifm chpn m6i 16 3 trong va 3 mai de lay mau mau va phan tich cac chi tieu huyet h(?c . Ket qua cho thay: Cac chi tieu sinh ly, sinh hoa mau cua ga Ri Ninh H6a r\am trong gioi hgn binh thuong cua gia cam; cac chi tieu so luong hong cau, hemoglobin va bgch cau cua ga Ri Ninh Hoa cao hon so voi ga Luang Phuong, nhung ty If huyet cau cua ga Ri Ninh Hoa thap hon chut it so voi ga Luong Phugmg; va cac chi tieu ham luong protein tong so, Creatin, Albumin, Urea va Globulin trong huyet thanh mau cua ca 2 giong ga Ri Ninh Hoa va Lucmg Phuong deu nam trong gidi han binh thwong ciia gia cam.
Tit khda: Ga Ri Ninh Hoa, Huyet hoc, Sinh ly, Sinh hoa mdu
Some hematology characteristics of N i n h Hoa Ri and Luong Phuong chicken breeds Tran Quang Hanh A total of 97 Ninh Hoa Ri chicken (52 males and 45 females) and 95 Luong Phuong (46 males and 49 females) from 0 to 15 weeks old was used for studying some hematology characteristics of NirUi Hoa Ri and Luong Phuong chicken breeds. The results showed that biochemistry and physiological parameters in blood of chickens and Ninh Hoa Ri chicken being within the normal range of poultry;
the parameters of erythrocytes, hemoglobin and white blood cells of Ninh Hoa Ri higher than Luong Phuong breed, but the rate of platelets in blood of Ninh Hoa Ri chicken is slightly lower than Luong Phuong chicken; and the total number of Protein, Creatine, Albumin, Globulin, Urea in blood serum are 42.78 g/1; 41.00 ^mol/l; 22.24 g/l; 2.23 mmol/1 and 24.43 g/1, respectively.
Keywords: Ninh Hoa Ri chicken, hematology, blood serum, physiology and chemistry of blood
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Vift Nam co rat nhieu giong ga dia phuong, n h u n g n h u a c diem Ion nhat cua hau het cae giong nay la nang suat thit va tning thap. De khae p h u c van de nay, gan day eac co quan n h u Vien Chan nuoi, Hpc vifn Nong nghifp Viet N a m da tien hanh khoi phi^e nhieu giong ga dia p h u a n g quy hiem n h u ga Ho, ga Mia, ga Dong Tao...
C!hung CO nhimg u u diem noi bat n h u khoi lucmg eo the Ion, thich nghi voi dieu kien khi hfu tai dia phuong, dac biet la chat luong thit rat tiiom ngon.
Hifn nay, k h u vue Nam Trung Bp co mpt giong ga co nhieu dac diem tot la ga Ri Ninh Hoa. Giong ga Ri Ninh Hoa da dugc eong tv T N H H Giong gia cam Phimg Dau Son, thon Dau Son, xa Suoi Tan, huyen Cam Lam, tinh Khanh Hoa chon lpe va nhan giong tir n a m 2003. Ngav 19/5/2015, Bp t r u a n g Bp Nong nghiep va Phat trien Nong thon da ra Quyet dinh so 1822/QD - BNN - CN cong nhan ga Ri Ninh Hoa la 1 giong ga dja p h u a n g . Ga Ri Ninh Hoa la
giong ga dia p h u a n g co nhieu dac tinh tot nhu: thich nghi cao voi khi hau nang nong, sue de khang cao, chiu dung kham kho tot, thit ga chac, thom ngon nen rat dupc nguoi tieu dung ua chupng. De tim hieu them ve giong ga Ri Ninh Hoa, chung toi tien hanh thuc hifn de tai "Mot so dac diem huyet hgc cua gd Ri Ninh Hoa vd Luang Phugng".
2. VAT LIEU VA PHlTONG PHAP NGHIEN CUt 2.1. V^t lifu nghien cuu
Bo tri thi nghiem nuoi duong 97 con ga Ri Ninh Hoa (52 trong va 45 mai) va 95 eon ga Luang Phupng (46 trong va 49 mai) tu 0 den 15 tuan tuoi trong nong hp tai thanh pho Buon Ma Thupt, tinh Dak Lak. Ga dupc nuoi nhot ket hpp chan tha, ket thuc thi nghiem chpn moi 16 gom 3 trong va 3 mai de lay mau mau va phan tich cac chi tieu huyet hpc.
- Phan tich cac chi tieu sinh ly mau gom so lupng hong cau, hemoglobin, so luong bach eau, ty le huyet cau bang may C e l l - D y n 1780.
KHKT Chdn nudi sd 207 - thdng 6 ndm 2016 55
CHAN NUOI DQNG VAT VA CAC VAN DE KHAC
2.2. Thdi gian n g h i e n cmi
Thi nghifm dup'c tien hanh trong vong 2 thang, tir thang 3/2015 deh thang 5/2015.
- Phan tich cac chi tieu sinh hoa mau gBm ham lupng protein tong so, creatin, albumin, urea, globulin trong huyet thanh mau bang may Clinical Chemisay Analyzer respons (R) 910.
3. KET QUA VA THAO LUAN 3.1. Cac chi tieu sinh Iy mau
Bing 1. Mpt so chi tieu sinh ly mau ga (M±SE)
y
Don vj tinh Ga Ri Ninh Hoa Ga Luang Phupng S6 lupng hong cau
Hemoglobin SoluiTngbiichcau Ty Ig huyet cau
Trieu/ml Nghin/ml
2,86" ±0,10 10,36 ±0,61 29,34-±0,68 9,18 ±0,96
2,58'±0,07 9,17 ±0,29 26,021'±0,79 9,22 ±1,05 Ghi diit: Theo hAng ngang, nhimg sSmang diu cat khac nhau thi sai khac cd y nghia thong ke (P<O,05).
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Hinh 3.1. Mpt so chi tieu sinh ly mau cua 2 nh6in git Ket qua bang 1 (dui?c minh hoa 6 hinh
3.1) cho thay so luong hong cau ciia giong ga Ri Ninh Hoa (2,86 trieu/ml) cao hon ga Luang Phuong (2,58 trieu/inl). So luong hong cau giija hai giong ga co su sai Idiac co y nghla th&ig ke (P<0,05). Theo Nguyin Quang Mai va Cii Xuan Dan (2003) so luong hong cau ga la 2,5-3,3 trieu/ml mau, nhu vay so liKmg hong cau ga thi nghiem ciia chung toi nSm trong gioi han binh thuong. Ket qua nghien a i u ciia Nguyin Thanh Chung (2010): so Itrong hong cau cila ga Ross 308 la 2,57 tri|u/ml mau; Doan Thj Thao va ctv (2014): sS luong hong cau trung binh ciia ga khoe la 2,52 tri?u/ml mau. Theo Nguyen Duy Hoan (2001), so luong hong cau cua ga Meo la 3,07 trieu/ml mau, cao hon ket qua nghien ciiu ciia chiing toi. Le Van Liln va Pham Ngpc Uyen (2004) khi xac djnh mpt so chi tieu sinh iy lien quan den kha nang miln
khang tu nhien ciia ga Vi|t Nam cho biet ga Ri CO hong cau tong so la 2,35 trieu/ml va ga H'mong CO hong cau la 2,78 trieu/ml. Ket qua nghien ciiu ciia chiing toi cao hon so vol ket qua nghien ciiu ciia Le Van Lien va Pham Nggc Uyen (2004).
Ham lu(?ng Hemoglobin (Hb) gixra hai giong khong co su khac biet co y nghia thong ke (P>0,05). H a m luong Hb Ian lupt ciia ga Ri Ninh Hoa va ga Lucmg Phugmg la 10,36 g% va 9,17 g%. Nghien ciiu aia Doan Thi Thao va ctv (2014) cho biet ham lupng Hb ciia ga Luang Phupng khoe la 9,6 g%, khi ga mac benh cau trimg ham lupng Hb giam xuong chi con 7,05 g%.
N h u vay, so sanh vai ket qua nay thi ham lupng Hb ciia ga Ri Ninh Hoa trong nghi&J ciiu ciia chiing toi cao hon so vol ga Luan|;
Phupng. So luong bach cau trong mau ga Ri Ninh Hoa (29,34 nghin/ml), cao hon so
Qua bin ilbuniin,m
»svikh; fO,05). p
^SiNm fhuongl lirantpi.
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CHAN NUOI DQNG VAT VA CAC VAN DE KHAC
vcri ga L u o n | P h u o n g (26,02 nghin/ml). So lugmg bach cau cua hai giong ga co s v khac biet CO y nghia thdng ke (P<0,05). Theo Bui Thi Tho (2012), so lu(;mg bach cau ciia ga bmh thuong la 28,7 nghin/ml mau, n h u v|iy so luong bgch cau ga Ri Ninh Hoa cao hon, so lugng bgch cau ciia ga Lirong P h u a n g thap hon so vdi nghien cuu nay. So luqmg bgdi cau la ttiuoc d o siic de khang cua co tiie, so lugng bgch cau cao dong nghla voi sue de khang tot va ngug^c lai. So lugng bach cau ciia ga Ri Ninh Hoa cao hon ga Luong P h u g n g chting to stic de khang ciia ga Ri Ninh Hoa cao hon.
Doi voi chi tieu ty le huyet cau, khong CO s u sai khac co y nghla thong ke giiia hai gidng ga (P>0,05). Ty le huyet cau ciia ga Ri Ninh Hoa la 9,18% va a ga Luong Phugng la 9,22%.
Tu cac ket qua phan tich tren ta thay cac chi tieu sinh ly mau o ga Ri Ninh Hoa va ga Luong Phugng deu nam trong gioi han binh thuang ciia gia cam. Ga Ri Ninh Hoa CO sd lugng hong cau va bach cau cao hon so vai ga Luang Phugng chung to ga Ri Ninh Hoa co sue de khang cao hon.
3.2. Cac chi tieu sinh hoa m a u
BAng 2. Mpt so chi tieu sinh hoa mau (M±SE)
Donvj tinh Ga Ri Ninh Hoa Ga Luong Phirgmg Protein tong so
Creatin Albumin Urea Globulin
gfl fjmol/I
g/1 mmol/1
g/1
42,78 ± 1,50 41,00" ± 1,80 22,24 ±0,77 2,23 ±0,21 24,43»t 1,30
44,09 ±2,50 35,27» ± 1,20 22,05 ±0,90
1,93+0,22 19,10^ ±0,69
piotdn loog so ciealin
ll
V R i Minb Hoa
albumin ucca globuHn
• ga Lirong Phirong H i n h 3.2. Mpt so chi tieu sinh hoa m i i a cua 2 n h o m ga Qua bang 2 (duoc minh hga 6 hinh 3.2)
cho thay cac chi tieu protein tong so, albimiin, urea huyet thanh ga Ri Ninh Hoa va ga L u a n g Hiugmg khong co s u sai khac CO y nghia. Cac chi tieu creatin va globulin CO s u khac biet co y nghia thong ke (P<0,05). Protein tdng so huyet thanh cua ga Ri Ninh Hoa la 42,78 g/1, o ga Luang Phucmg la 44,09 g/1. Chi tieu nay 6 ga L u a n g P h u g n g cao hon n h u n g su sai khac
khong CO y nghia thong ke. Ham lugng creatin trong huyet thanh mau ciia ga Ri Ninh Hoa la 41,00 )amal/l cao hon so voi ga Luong Phuong (35,27 jxmol/1), sai khac co y nghla thdng ke (P<0,05. Ham lugng Albumin trong huyet thanh mau ga Ri Ninh Hoa la 22,24 g/1, tuong duong voi ga Luong Phugng 22,05 g/1. Ham lugng Urea huyet thanh ga Ri Ninh Hoa la 2,23 mmol/l, 6 ga Luong Phugng la 1,93 mmol/1.
KHKT Chdn nudi sd 207 - thdng 6 ndm 2016
CHAN N U 6 l D O N G V A T VA CAC VAN DE KHAC Ham lu(?ng Globulin huyet thanh 6 ga Ri Ninh Hoa (24,43 g/1) cao hon so voi ga Luang'Phuong (19,10 g/1) va co su sai khac CO y nghia thdng ke (P<0,05). Lugng globulin trong CO the cang cao thi sue de khang ciia co the cang manh. Ga Ri Ninh Hoa co luong globulin cao hon so vai ga Luang Phugng chung to siic de khang cao hon.
4. KET L U ^
- Cac chi tieu sinh ly, sinh hoa mau ciia ga Ri Ninh Hoa va Luang Phugng n&n trong gioi han binh thuong ciia gia cam.
Cac chi tieu sd lirgng hong cau, hemoglobin va bach cau ciia ga Ri Ninh Hoa cao hon so voi Luang Phugng, nhung ty le huyet cau ciia ga Ri Ninh Hoa thap hon so vdi Luong Phugng tuy khong Ion ISm.
- Cac chi tieu ham lugng protein tdng so, Creatin, Albumin, Urea va Globulin trong huyet thanh mau cau 2 nhom ga deu nSm tiong gidi han binh thudng cua gia cam.
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T A I Lifiu THAM KHAO
1. Nguyen Thinh Chung (2010), Nghien ciiu mpt so d4c diem b#nh Iy chii yeu aia b^nh tSu irung ga, Lu|n vSn thgc sy nfing nghiep, Hpe vi?n nfing nghidp Vi#t Nam.
2. Nguyen Duy Hoan (2001), Mpt so d^c diem sinh hpc va khi nSng sinh sin oia giraig gk Meo • Cao Bang. Tgp chi khoa hpc ky ^ u | t dian nuoi, 2(36): 17-19.
3 Le Van Lien va Phgm Ngpc Uyen (2004), Xac djnh mpt s6 chi tieu sinh ly lien quan d& kha n3ng mien khang tu nhien cua ga Vift Nam, Bao cao khoa hpc ch5n nufii thu y, phan chin nuoi gia cam. Nhk xuat bcin nfing nghidp. Ha Ngi, trang: 47-52.
4. Nguyen Quang Mai va Cu Xuan Dan (2003), Ch3n nuoi gia cam, Nha xuat bsin Ha Nfii.
5. Doan Thj Thao, T r ^ Due Hoan, Nguyen Huu Nam va Nguyen Vu Son (2014), Mfit sfi chi tieu huyet hpc 6 ga m3c bfnh cau trimg thi^c nghidm, Tgp chi khoa hoc va phat trif'n, 12(4): 567-573.
6 Bui Thj Tho (2012), Sinh ly gia cam, Nha xual ban Ha Nfii.
THOI GIAN PHAT DUC VA MOT SO TAP TINH CUA ONG VANG iPolistes olivaceus) NUOI TAI GIA LAM - HA NOI
S V . Z- ?•. ' ? Pham Hong Thdi'^ ' Ngay nhan bai bao: 28/03/2016 - Ngay nhan bai phan bi?n: 13/04/2016
Ngay bai h^ duac chap nhan dang: 22/04/2016
T6M TAT
1
Thoi gian phat dye va mpt sd tap tinh cua Ong vang {Polistes olivaceus) dugc nghien aiu tit thang 7 den thang 12 nam 2014 tai Hgc vien Nong nghidp Vi#t Nam. Ong vang Polistes olivaceus la loai con trung bat moi va song theo chu ki hang nam. Ket qua nghien ciiu buoc diiu cho thay tning CO thoi gian phat due trung binh la 7,86 ± 0,093 ngay, au trung la 25,20 ± 0,168 ngay va thoi gian vit nap den vu hoa truong thanh la 16,23 ± 0,142 ngay. Tuoi thg trung binh ciia ong thg la 40,90 ± 0,714 ngay. Bien dgng so lugng cua dan ong tang dan tu dau thang 7 den khoeing giiia thang 8, va d^t cue dai vaojthoang thoi gian tir cuoi thang 8 den den dau thang 10, sau do sd lugng ca the gi^tn dan va bo to vao thang 12. Ong chiia lam nhi?m vy chu yeu la de tning, c6n ong thg lam het cac cong vi?c con lai nhu; di kiem Sn, xay to, dgn v? sinh, qugt mat...
Tit khoa: Ong vang, Polistes olivaceus, ong chUa, ong thg.
1 Bp mon con trimg, khoa Nfing hpc, Hpc vi?n Nong nghidp Vi^t Nam
^Trung tam nghien cuu ong va nuoi ong nhi^t doi, Hpc vien Nong nghidp Vift Nam
* Tac gia de lien h?: TS. Phgm Hong Thai, Bp mon con trung, khoa Nong hpc, Hpc vifn Nfing nghifp Vift Nam. DT: 0904147 845, Email: [email protected]
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