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TRl/CTNG DAI HQC AN GIANG KHOA NONG NGHIEP & TAI NGUYEN THIEN NHIEN BQ MON CONG NGHE THQC PHAM TRlTONG QUOC XUYEN DANH GIA CHAT LlTONG THlTONG PHAM VA BAO QUAN GAO LUA MUA NOI XA VINH PHl/OfC, HUYEN TRI TON, TINH AN GIANG BAO CAO KHOA LUAN TOT NGHIEP DAI HQC KHOA HQC 2010 - 2014 TRUONGDAIHQC AN GIANG THl/VIEN Nganh hoc: Cong nghe thurc pham Can bo huong dan: TS Ho Thanh Binh An Giang, thing nam 2014 TRI/^NG DAI HQC AN GIANG KHOA NONG NGHIEP & TAI NGUYEN THIEN NHIEN BQ MON CONG NGH^ THQ"C PHAM TRlTONG QUOC XUYEN DANH GIA CHAT LlTONG THl/CfNG PHAM VA BAO QUAN GAO LUA MUA NOIXA VINH PHU"6c, HUYEN TRI TON, TINH AN GIANG BAO CAO KHOA LUAN TOT NGHIEP BAJ HQC Nganh hoc: Cong nghe thyc pham An Giang, 19 thang nam 2014 Giao viSn huong dSn H6 Thanh Binh An Giang, thing nam 2014 Ltri cam ta Trong suot qua trinh thuc hien d^ tai "Ddnh gid chat lupng thicang phdm vd bdo quart gqo Ida miia noi xa VXnh Phttac, huyen Tri Ton, tinh An Giang", toi nhan duqc su giiip da tan tinh cua quy thay co va cac ban Horn nay, toi xin gdi ldi cam an chan nhat den: -Th5y H6 Thanh Binh va TMy Tran NghTa Khang - Bo mon Cong nghe thuc pham da tan tinh hudng din, truySn d^t nhtrng kien thiic va kinh nghi^m quy gia de toi th\tc hi?n va hoan t6t khoa lu^n tot nghiep -Toan the quy thay co Bq mon Cong nghe thuc pham — Khoa Nong nghiep va Tai nguyen dtien nhien, truong Dai hpc An Giang da trang bi nhung kien thuc bo ich cho tdi suot thai gian hpc tap va ren luypn tai truong -Cac can bo, nhan vi6n phong thi nghiem truang Dai hpc An Giang da tao mpi dieu kien thuan lpi qua trinh toi thuc hipn nghien cuu tai phong thi nghiem -Cac ban sinh vien lop DH11TP da dpng vien, giiip da toi thuc hien t6t d6 tai t6t nghiep -Gia dinh da quan tam, tao dieu kipn thuan lpi de toi thuc hien de tai Mot Ian nua toi xin gdi ldi cam on chan va sau sac nhat den nha trudng, quy thay co Bp mon Cong nghe thpc pham, toan the cac ban sinh vien DH11TP Toi xin chan cam an! An Giang, 19 thang n^m 2014 Sinh viSn thuc hien Truang Quoc Xuyen Muc luc Noi dungTrang Lai cam tai Muc lucii Banhsachbangv Banhsachhinhvi Tom lugevi Chiroug Gitn thieu1 1.1.Bat van de1 1.2.Muc tieu nghien cuu1 Chinmg Lirgc khao t^i lifu_3 2.1.Tongquan ve lua gao3 2.1.1 Cau tao va phan hoa hgc cuathoc, gao3 2.1.2.Phan loaithoc4 2.1.3.Bien doi cua lua gao qua trinh bao quan5 2.1.4.Nguyen nhan bien chat va qua trinh chuyen boa cua protit va lipit thoc, gao6 2.2.So luge v6 lua mvia n6i7 2.1.1.Ngu&ngSc7 2.2.2.Phan loai8 2.2.3.Bac diem ciia gao lua mua noi8 2.3.Qua trinh xat gao10 2.3.1.Muc dich cua qua trinh xat10 2.3.2.Phuong phap xat gao10 2.3.3.Cach xat dinh muc xat10 2.3.4.Thanh phan hoa hoc cua cac san pham xat11 2.4.Bao bi dong goi bao quan11 2.4.1.Yeu cSu d6i vdi bao bi11 2.4.2.Bac tinh ciia bao bi su dung dong goi11 Chirung Phuong tien va phuong phap nghien cun14 3.1 Bja diem va thbi gian nghien cuu.' 14 3.2 Phuong tien va phuong phap thi nghigm14 3.2.1 Nguyen vt ligu14 3.2.2.Hoa chat phan tich14 3.2.3.Thi^t bi sd dving14 3.3.Phucmg phap tiin hanh14 3.3.1.Phucmg phap thu thap va xii ly so lieu14 3.3.2.Phuong phap lay mau14 3.3.3.Quy trinh nghien ciiu15 3.4.Npi dung b6 tri thi nghiem15 3.4.1 Thi nghiem 1: Phan tich phan dinh dudng cua gao Ilia miia noi d cac muc xat khac nhau15 3.4.2 Thi nghiem 2: Phan tich du luong mpt so hoa chat n6ng nghifp cua gao lua mua noi17 3.4.3.Thi nghiem 3: Anh hudng cua bao bi giay d^n cMt lucmg bao qu^n gao lua mua noi d cac muc xat nhau18 3.4.4.Thi nghiem 4: Anh hudng cua bao bi PET den chat lupng bao quan gao lua mua noi d cac muc xat khac nhau20 3.4.5.Thi nghiem 5: Anh hudng cua bao bi PA den chat lupng bao quan gao lua mua noi d cac muc xat khac nhau21 Ghuung Ket qua va thao luan„24 4.1.Ket qua phan tich mpt sd tieu chuan cua lua gao mua ndi VTnh Phudc27 4.2.Ket qua phan tich phan dinh dudng cua gao lua mua noi d cac muc xat khac nhau26 4.3.Ket qua phan tich du luqng mt so hoa chat nong nghiep cua gao lua mua noi27 4.4.Anh hudng cua bao bi den chat luqng bao quan gao lua mua noi d cac muc xat nhau29 4.4.1.Su thay doi cam quan cua gao lua miia noi d cac muc xat bao quan cac bao bi khac theo thai gian29 4.4.2.Su thay doi dp am cua gao lua miia noi d cac bao bi khac qua trinh bao quan31 4.4.3.S^ thay doi Aw cua gao lua mua noi d cac bao bi khac qua trinh bao quan33 4.4.4.Su thay doi dp chua cua g^o lua mua noi d cac bao bi khac qua trinh bao quan35 4.4.5.Su thay doi peroxyt cua gao lua mua noi d cac bao bi khac qua trinh bao quan377 4.4.6.Ket qua phan tich ham lupng Vitamin BI sau 49 bao quan cua cac mau gao cac bao bi khac nhau39 Chirtrng Ket luan va khuyen ngh| 40 5.1.K6tlu|n40 5.2.Khuy6nnghj40 Tki lieu tham khao 40 Phu chuomg A Mgt so hinh anh qua trinh nghien cihi 43 Phu chutmg B C&c phirung phap phan tich vk thu thap so lieu45 Phu chiroug C Ket qua thong ke cic so lieu thi nghiera49 iv Danh sdch bang Bang 1: Ham lupng trung binh cdc chat c6 thoc va cdc san phSm tut thoc4 Bang 2: Thanh phin hoa hpc tung phan cua hot thoc (%)4 Bang 3: Ph&n looi theo theo s6 chiiu dai hot goo l^t5 Bang 4: Phan looi theo ty si chiiu dai/chiiu rpng hat gao lat5 Bang 5: Mure cac nhan to dugrc bo tri thf nghiem 116 Bang 6: Cac chi tieu phan tich phin dinh duong cua gao lua mua noi17 Bang 7: Cac chi tieu phan tich hoa chat nong nghi?p cua g^o lua mua noi18 Bang 8: Miic cac nhan t6 duoc bo tri thf nghiem 319 Bang 9: Miic dp cac nhan t6 dupe bo tri thi nghi^m 420 Bang 10: Miic d cac nhan to dupe b6 tri thi nghi?m 522 Bang 11: Rich thuac cda lua, gao mua n6i Vtnh Phudc24 Bang 12: Kit qua phan tich mpt so chi tieu chit ciia gao mua nii24 Bang 13: Thanh phin dinh dudng cua gao Ilia mua noi ede muc xat khac nhau26 Bang 14: Kit qud phan tich du lupng m^t si hoa chat n6ng nghiep cua gao lua mua noi Vihh Phudc27 Bang 15: Gid tri L cua gao lua mua nii mlu khong xat bdo qudn cac bao bi khac nhau27 Bang 16: Gid tri L cua goo lua mua nii mlu xat vua bao qudn cac bao bi khac nhau30 Bang 17: Gid tri L cua goo lua mua nii mlu xat ky bdo qudn cac bao bi khac nhau30 Bang 15: Peroxyt cua goo lua mua noi d tung muc xat qud trinh bdo qudn38 Bang 16: Kit qua phan tich ham lupng Vitamin BI sau 49 bdo qudn cua cac mlu goo ede bao bi khac nhau39 Danh sach hinh Hinh l:Ph3nling trungngung tao PET12 Hinh 2: Quy trinh xu ly nguyen li?u15 Hinh 3: So d6 ho tri thi nghiem 116 Hinh 4: So d6 bo tri thi nghiem 218 Hinh 5: So d6 bo tri thi nghiem 319 Hinh 6: So bo tri thi nghiem 421 Hinh 7: So d6 b6 tri thi nghiem 522 Hinh 8: Bilu d6 th^ hi$n dp Sm cua gao khong xat theo thai gian bao quan31 Hinh 9: Bilu d6 thS hien dp Sm cua gao xat vira theo thai gian ^o quan31 Hinh 10: Bi6u d6 thi hien dp 3m cua gao xat ky theo thcri gian bao quan32 Hinh 11: Biiu d6 thi hien Aw ciia gao khong xat a cdc bao bi theo thai gian33 Hinh 12: Bieu the hipn Aw ciia gao xat vua cac bao bi theo thai gian34 Hinh 13: Bieu the hifn Aw cua g^o xat ky a c&c bao bi theo thai gian32 Hinh 14: Bieu the hien dp chua cua gao khong xat a cac bao bi theo thai gian35 Hinh 15: Bieu the hien dp chua cua gao xat vita a cac bao bi theo thai gian36 Hinh 16: Bieu the hipn dp chua ciia gao xat ky a cac bao bi theo thai gian34 Hinh 17: May Aw43 Hinh 18: May mau43 Hinh 19: Lua mua noi VTnh Phuac43 Hinh 20: Gao kh6ng xat43 Hinh 21: Gao xat vira43 Hinh 22: Gao xat ky43 Hinh 23: Gao bao quan bao bi giiy44 Hinh 24: Gao bao quan bao bi PET44 Hinh 25: Gao b3o qu3n bao bi PA44 Tom lu^c Liia mua noi la mpt giong Ma co dac tinh sinh da dang sinh hoc, thich ling vdi dieu kien ngap nude sau, chong dupe sau benh, Gao Ma miia noi dupe cho la mot nong san sach, co mpt so phln co lpi cho siic khoe Nghien cuu da dupe tiin hanh xac dinh chat lupng gao Ma mua noi ve cac phan dinh duong, du lupng thuoc bao ve thpc vat gao va kha nang bao quan gao Ma mua noi giong Bong Sen dupe tai khu vuc xa Vinh Phudc, huyen Tri Ton, tinh An Giang Kit qua phan tich cho thay gao Ma mua n6i VTnh Phudc chiia cac phan dinh duong quan nhu protid, gluxit, chat beo, vitamin co nhieu khoang chat nhu natri, kali, mangan, photpho, luu huynh, Cac khoang chat va vitamin co ham lupng co nhieu loai gao khong xat Trong gao xat vira va xat ky ham lupng vitamin, chat xo, chat tro, va mpt sp chat khoang rat thap Ket qua phan tich du lupng hoa ch^t n6ng nghiep khong phat hien cac hda chit thudng sir dung canh t^c Ma nhu 2,4 - D, hoa chat goc Nicotinoid, thuoc tru gdc Pyrethroid, hoa chat nhdm Carbamate gao Ma mua noi Chat lupng cua gao Ma miia noi d tirng muc xat vdi cac loai bao bi khac qua trinh bao quan thay doi dang ke ve dp am, dpng hoat dpng nude Aw, dp chua, peroxyt, vitamin Bl, Gao bao quan bao bi PET va hut chan khong cho ket qua thap hon so vdi gao bao quan bao bi giay ve cac chi tieu theo doi Churong Gift thieu 1.1.Dat van de Lda mua noi timg la mot nong s^n bien va qucn thupc vdi ngubi dan vung Dong bang Song Cdru Long (DBSCL) Hien nay, gao lua miia noi dupe cho la mot nhung dac san cua khu vuc Xu hudng phat trien nong nghiep chu trpng lua ngan va san ltiong cao cimg vdi sir gia tang dan so da lam cho dien tich lua mua noi thu hep dan den nguy co cay lua mua noi se bi thay the hoan toan Rieng d Xa Vlnh Phudc, dien tich lua miia noi giam manh tu gan 300ha nam 2000 xuong dudi 50ha nam 2012 (Nguyen Van Kien, 2013) Van de bao ton cay lua mua noi da dupe dat de viec tri hay tang them dien tich cay trong tucrng lai Nham ho trp viec thuong mpi hda san pham, nghien cuu danh gia chat lupng gao cd vai tro dac biet quan trpng Gao la san pham cung cap nang lupng tinh bpt chu yeu cho ngudi dan Viet Nam va nhieu noi tren the gidi Ngoai ra, gap chua cac hop chat quan trpng khac nhu protein, chit beo, vitamin, khoang chat, Cac hop chat cd ham lupng thap gao va chiing tap trung chii yeu ldp cam Ngoai ra, ldp cam chua mot so hop chat cd vai tro quan trpng dinh dudng ngudi nhu gamma oryzanol va anthocyan giup chong oxy hda, giam cholesterol ca the ngudi, Theo nhieu nghien cuu ve gao Ida hoang (wild rice), mot loai gao cd dac tinh tuong tu gao Ida mua noi, tren the gidi thi Ida mua noi dac biet chua nhieu phan vi lupng cd tinh chat chuc nang dinh duong ngudi & Viet Nam, chua cd thong tin khoa hoc ve phan dinh duong va chat lupng cua Ida mua noi dupe cdng bo Do do, viec nghien cuu danh gia cac phan dinh duong va chat lupng gao Ida mua noi se gdp phan tang them ngudn thdng tin khoa hoc nong nghiep va thuc pham Lua mua noi dupe xem la san pham nong nghiep sach Tren thuc te, mo hinh canh tac Ida mua noi khong cd su dung thuoc hda hoc va phan bdn cac loai giong Ida mua noi cd kha nang chong chiu rat tot vdi cac benh dich tren cay Ida Phan tich du lupng thuoc tru sau gao Ida mua noi se gdp phan minh chung cho dac tinh an toan thuc pham cua san pham thuong mai hda Day cung la mot lpi the rat ldn cua gao Ida mua noi tinh hinh thi trudng theo xu hudng chu trpng tieu thu cac san pham nong san sach Them vao do, chat lupng an cua gao Ida mua noi cung dupe xem la phu hop vdi khach hang thich gi^o it deo, dac biet doi vdi ddi ngudi gia va ngudi mac benh Trong khudn kho de tai nay, nghien cuu danh gia chat lupng va bao quan gao Ida mua noi se dupe tien hanh cho giong Ida Bong Sen dang dupe tai xa Vlnh Phudc, huyen Tri Ton, tinh An Giang Thdi diem thu hoach vao dau nam 2014 1.2.Muc tieu nghien cdu Muc dich cua de tai nham xac dinh chat lupng gao Ida mua noi ve cac phan dinh duong, du lupng thuoc bao ve thuc vat gao va kha nang bao quan gao Ida mua noi giong Bong Sen dupe tai khu vuc xa Vlnh Phudc, huyen Tri Ton, tinh An Giang Cac npi dung nghien cuu cua de tai bao gom: -Phan tich mot so chi tieu chat lupng cua gao Ida mua noi -Anh hudng muc xat den phan dinh duong cua gao Ida mua noi Grouping Information Using Tukey Method hgpNMeanGrouping Xat ky-Gi^y 14.2931 A X&t k^-PA 12.8358 B Xat ky-PET 12.7892 C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level = 97.65% Bang 42: One-way ANOVA: Do am 49 versus Xat kyBao bl Source Ket hyp Error Total DF ss 4.692908 0.002707 4.695614 MS 346454 000677 F 3467.41 P 0.000 R-Sq(adj) - 99.91% S = 0.02601 R-Sq - 99.94% Grouping Information Using Tukey Method K4t hyp N XAt ky-Giay Xat ky-PA Xat ky-PET 2 Grouping Mean 14 4910 12 8749 12 7999 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hyp Individual confidence level ^ 97.65% C.3 Ket qua thong ke hoat dong nude cua cac mau gao d tung mire xat bao quan cac bao bi khac theo thdi gian C.3.1 Thong ke ANOVA hoat dong nude cua mau gao khong xat bao quan cac bao bi khac theo thoi gian Bang 43: One-way ANOVA: Aw versus Khong xdtBao bi SourceDFSSMSFP Ket hyp 0.0164312 Error 0.0001409 Total50.0165721 0.0082156 0.0000470 174.97 0.001 S = 0.006852 R-Sq - 99.15% R-Sq(adj) = 98.58% Grouping Information Using Tukey Method Ket hypN MeanGrouping Khong xat-Giay20.68810A Khong xat-PET20.57800B Khong xat-PA20.57620B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^t hyp Individual confidence level = 97.50% Bang 44: One-way ANOVA: Aw 14 versus Khong xatBao bi 63 KSt hpp Error Total 0.001 0058376 0000254 0116752 0000761 0117513 S = 0.005036 R-Sq = 99.35% R-Sq(adj) - 98.92% Grouping Information Using Tukey Method K^t hgpNMeanGrouping Khong xAt-Giay Khong xit-PA Khdng xit-PET 68440 2 A B B 59265 58910 Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level = 97.50% Bang 45: One-way ANOVA: Aw ng^y 21 versus Khong x&t Bao bi SourceDFSSMSFP_ K^t hgp 0.0083319 0.0041659 387.95 0.00 Error 0.0000322 0.0000107 Total50.0083641 S - 0.003277 R-Sq = 99.61% R-Sq(adj) - 99.36% Grouping Information Using Tukey Method K^t hgpNMeanGrouping Khdng xAt-Giiy 0.695450 A Khong xAt-PET 0.616450 B Khong xAt-PA 20.616350B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^t hgp Individual confidence level = 97.50% Bang 46: One-way ANOVA: Aw 28 versus Khong xat Bao bi SourceDFSSMS Ket hgp 0.009809 0.004905 Error 0.000391 0.000130 Total50.010200 FP_ 37.65 0.00 S = 0.01141 R-Sq = 96.17% R-Sq(adj) - 93.61% Grouping Information Using Tukey Method Ket hgpNMeanGrouping Khdng xAt-GiSy Khong x4t-PET Khong x4t-PA 0.71150 0.62690 0.62460 2 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^t hgp Individual confidence level = 97.50% Bang 47: One-way ANOVA: Aw 35 versus Khong xat Bao bi Source DF Ket hpp Error SS 010546 000688 MS 005273 000229 F P 23.00 015 64 Total 0.011233 R-Sq(adj) - 89.80% S = 0.01514 R-Sq - 93.88% Grouping Information Using Tukey Method K^t hgp N Kh6ng xit-Giiy Khong xit-PET KhSng xit-PA 2 Mean 0.72043 0.63325 0.62985 Grouping A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hop Individual confidence level = 97.50% Bang 48: One-way ANOVA: Aw ng^y 42 versus Khong xat Bao bi SourceDFSSMSFP_ Kit hop 0.0065736 0.0032868 62.68 0.00 Error 0.0001573 0.0000524 Total50.0067309 S - 0.007242 R-Sq = 97.66% R-Sq(adj) - 96.10% Grouping Information Using Tukey Method Kit hopNMeanGrouping Khong xat-Giay 0.71593 A KhOng x4t-PA 0.64858 B Kh6ng x4t-PET 20.64317B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hgp Individual confidence level = 97.50% Bang 49: One-way ANOVA: Aw ng^y 49 versus Kh6ng xat Bao bi Source DF Kit hgp Error Total SS 0.0040676 0.0000159 0.0040835 MS 0.0020338 0.0000053 R-Sq(adj) S - 0.002304 R-Sq - 99.61% Grouping Information Using Tukey Method Kit hgp N Mean Khong xat-Giay Khing x4t-PET Khong xAt-PA egegeg 0.714700 0.669233 0.653233 F 383.14 P 0.000 99.35% Grouping A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level = 97.50% C.3.2 Thong ke ANOVA hoat dong nir^c cua mau gao xat vira bao quan cac bao bi khac theo thdi gian Bang 50: One-way ANOVA; Aw versus Xat vuraBao bi 65 Kit hgp Error Total 0.0178432 0.0000854 0.0179286 0.0089216 0.0000285 S - 0.005334 R-Sq - 99.52% R-Sq(adj) = 99.21% Grouping Information Using Tukey Method Kit hgpNMeanGrouping X4t vOa-Giiy 20.68100 XAt vtra-PA 20.57340 Xat vua-PET 20.55865 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level = 97.50% Bang 51: One-way ANOVA: Aw ng^y 14 versus X^t viraBao bi Source DF Ket hgp Error Total SS 0.0160241 0.0000357 0.0160597 MS 0.0080120 0.0000119 F 673.37 P 0.000 R-Sq(adj) - 99.63% S - 0.003449 R-Sq - 99.78% Grouping Information Using Tukey Method Kit hgp N Xat vua-Giay XAt vua-PET Xat vda-PA 2 Mean Grouping 0.68595 0.57775 0.57495 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^t hgp Individual confidence level = 97.50% Bang 52: One-way ANOVA: Aw 21 versus Xat viraBao bi Source DF Kit hgp Error Total SS 0.0127950 0.0000034 0.0127985 MS 0.0063975 0.0000011 F 5603.67 P 0.000 S = 0.001068 R-Sq = 99.97% R-Sq(adj) = 99.96% Grouping Information Using Tukey Method hgpNMeanGrouping X^t vua-Giay 20.69650 XAt vra-PET 20.61005 XAt vua-PA 20.59010 A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level = 97.50% Bang 53: One-way ANOVA: Aw 28 versus Xat vfra_Bao bi 66 SourceDFSSMS Kit hop2 0.0119639 0.0059820 Error3 0.0000285 0.0000095 Total5 0.0119925 S - 0.003083 R-Sq - 99.76% R-Sq(adj) - 99.60% Grouping Information Using Tukey Method Kit hppNMeanGrouping XAt v^a-Giay XAt vua-PET XAt viia-PA 2 0.69955 0.61025 0.60020 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level - 97.50% Bang 54: One-way ANOVA: Aw ng^^y 35 versus X&t vfra Bao b\ SourceDFSSMSFP Kit hop Error Total 0.0095535 0.0000334 0.0095869 0.00^7768 0.0000111 428.99 0.000 S - 0.003337 R-Sq - 99.65% R-Sq(adj) - 99.42% Grouping Information Using Tukey Method Kit hgp XAt vua-Giiy Xat vua-PET Xat viia-PA NMean 2 0.70100 0.62585 0.60930 Grouping A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hgp Individual confidence level = 97.50% Bang 55: One-way ANOVA: Aw 42 versus Xat vfra Bao bi SourceDFSSMSFP Kit hgp 0.0080411 0.0040205 68.72 0.003 Error 0.0001755 0.0000585 Total50.0082166 S - 0.007649 R-Sq - 97.86% R-Sq(adj) - 96.44% Grouping Information Using Tukey Method Kit hgpNMeanGrouping Xat vtra-Giay XAt vua-PET XAf vua-PA 2" 0.70100 0.64975 0.61165 A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hgp Individual confidence level = 97.50% Bang 56: One-way ANOVA: Aw ng^y 49 versus Xat vfraJBao bl 67 Source Kit hgp Error Total DF SS 0.0042796 0.0000145 0.0042941 MS 0.0021398 0.0000048 F 442.74 P o.ooo • S = 0.002198 R-Sq - 99.66% R-Sq(adj) - 99.44% Grouping Information Using Tukey Method Kit hgp N CMCMM XAt vira-Gi&y XAt vua-PET XAt vvta-PA Mean Grouping 0.702983 0.657917 0.639383 A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hgp Individual confidence level - 97.50% C.3.3 Thong ke ANOVA hoat dong niroc cua mau gao khong xat bao quan cac bao bi khac theo thoi gian Bang 57: One-way ANOVA: Aw versus Xat k^ Bao bi SourceDFSSMSFP Kit hpp 0.0182726 0.0091363 337.39 0.000 Error 0.0001083 Total60.0183809 0.0000271 S - 0.005204 R-Sq - 99.41% R-Sq(adj) - 99.12% Grouping Information Using Tukey Method Kit hgp Xat ky-Giiy XAt ky-PA Xat ky-PET NMean 2 Grouping 0.64293 0.54955 0.53165 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kit hop Individual confidence level - 97.65% Bang 58: One-way ANOVA: Aw 14 versus Xat ky Bao bi SourceDFSSMSF Ket hop Error Total 0.0152210 0.0000413 0.0152623 0.0076105 0.0000103 736.62 S - 0.003214 R-Sq - 99.73% R-Sq(adj) - 99.59% Grouping Information Using Tukey Method Kit hgpNMeanGrouping Xat ky-Giiy30.64517 A XAt ky-PA20.56500 B XAt ky-PET20.54060C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Ket hgp Individual confidence level - 97.65% 68 Bang 59: One-way ANOVA: Aw ng^y 21 versus XAt ky Bao bi Source DF K4t hop E Error Total SS 0.0128775 0.0000190 0.0128965 MS 0.0064388 0.0000047 F 1356.25 P 0.000 R-Sq(adj) - 99.78% S - 0.002179 R-Sq - 99.85% Grouping Information Using Tukey Method K^t hop X4t ky-GiSy X4t ky-PET X4t ky-PA N 2 Mean Grouping 0.66050 0.57695 0.57095 A B B Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^^t hgp Individual confidence level - 97.65% Bang 60: One-way ANOVA: Aw ngfty 28 versus XAt ky Bao bi Source DF K^t hgp Error Total SS 0.0107952 0.0000597 0.0108549 MS 0.0053976 0.0000149 P F 361.89 0.000 S - 0.003862 R-Sq - 99.45% R-Sq(adj) - 99.18% Grouping Information Using Tukey Method Ket hpp XAt ky-GiAy X4t ky-PET XAt ky-PA N 2 Mean 0.66700 0.60310 0.57720 Grouping A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K&t hgp Individual confidence level - 97.65% Bang 61: One-way ANOVA: Aw 35 versus Xat ky Bao bi SourceDFSSMSF Ket hgp 0.0090908 0.0045454 1005.67 Error 0.0000181 0.0000045 Total60.0091089 S = 0.002126 R-Sq = 99.80% R-Sq(adj) ^ 99.70% Grouping Information Using Tukey Method K^t hgpNMeanGrouping X4t ky-GiSy XAt ky-PET XAt ky-PA 2 0.672373 0.617950 0.588350 A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K^t hgp Individual confidence level - 97.65% Bang 62: One-way ANOVA: Aw ngfry 42 versus XAt ky Bao bi SourceDFSSMSF 69 K^t hgp 0.0093770 0.0046885 Error 0.0000616 Total60.0094385 0.0000154 304.67 0.000 S - 0.003923 R-Sq - 99.35% R-Sq(adj) - 99.02% Grouping Information Using Tukey Method K^t hgpNMeanGrouping Xat kJ-Gi^y 30.67863 A XAt ky-PET 20.62277 B XAt ky-PA 20.59350C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of K&t hgp Individual confidence level - 97.65% Bang 63: One-way ANOVA: Aw ng^^y 49 versus X&t ky_Bao bi SourceDFSSMSFP Ket hgp 0.0061744 0.0030872 388.76 0.000 Error 0.0000318 Total60.0062062 0.0000079 S - 0.002818 R-Sq - 99.49% R-Sq(adi) - 99.23% Grouping Information Using Tukey Method Ket hgpNMeanGrouping xat ky-Giay xat ky-PET xat ky-PA 0.675833 0.629533 0.607100 2 A B C Means that not share a letter are significantly different Tukey 95% Simultaneous Confidence Intervals All Pairwise Comparisons among Levels of Kfet hgp Individual confidence level = 97.65% C.4 Ket qua thong ke d