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Cc sn phm sy t c snNhm 61.Nguyn Nh Tin 6110335982.V Quc Vit 611042313. Quc Tun 613077404.H Quc Dng 612006381.c imGingKM94KM60HL20HL23HL24Nng sut c ti (tn/ha)38,627,220,219,820Hm lng cht kh (%)39,038,036,537,036,7Hm lng tinh bt (%)28,627,224,526,525,8Thi gian thu hoch (thng)7 126 97 126 96 9 STTThnh phnT l1Nc70,252Tinh bt21,453Protid1,124Cht bo0,45Cellulose1,116ng5,137Tro0,54Tnh cht vt l v ha hc ca c snTrong thnh phn c sn c kh nhiu cht to mu. Cc cht ny d dng b oxy ha to thnh cht mu khi tip xc vi khng kh.Hot ca cc h fecmen trong c sn khi o kh mnh v ph thuc vo iu kin ca mi trng bo qun, trong nhit nh hng ln nht.Nhit cng cao hot fecmen cng mnh hm lng cc cht dinh dng cng gim nhanh. => da vo cc tnh cht vt l v ha hc ngi ta tin hnh chn phng php bo qun sn nh ct lt ri tin hnh sy hay nghin thnh bt sau syBo qun sn bng pp syMc ch : + Tch mt lng nc ln ra khi khii tinh bt t va c tinh sch, a khi tinh bt t v trng thi kh.+ Tinh bt c bo qun lu hn, d dng ng gi v vn chuyn i xa phc v cho nhiu ngnh sn xut khc nhau.

Phng php sy tinh bt

Sy i lu : l phng php sy cho tip xc trc tip vt liu sy vi khng kh nng, khi lSy tip xc : l phng php sy khng cho tc nhn sy tip xc trc tip vi vt liu sy m tc nhn sy truyn nhit cho vt liu sy gin tip qua mt b mt ngn.Cc bin i trong qu trnh sy bta.Bin i vt l- Khi lng ca khi tinh bt gim - S thay i hnh dng ca khi tinh bt do cc ht tinh bt b co li - Mu sc ca sn phm tinh bt tng v trng v sngb.Bin i ha hc - Sy tinh bt nhit cao trong thi gian qu di s xy ra mt s phn ng lm bin mu tinh btCc bin i trong qu trnh sy btc.Bin i ha l- C hin tng bc hi m ra khi khi tinh bt.- Vic bc hi m t b mt to s chnh lch m gia lp b mt v cc lp bn trong vt liu.d.Bin i ha sinh- Cc enzim c sn trong nguyn liu b c che.Bin i sinh hc- S c ch v tiu dit cc vi sinh vt trn b mt vt liu.Cc yu t nh hng n qu trnh sy bt m ban u ca khi vt liu : m ban u ca khi vt liu cng cao th thi gian sy cng di.Tnh cht ca tc nhn sy : m, nhit v tc chuyn ng ca dng tc nhn sy trong qu trnh sy.Thi gian syPhng php sy : sy bng ti, sy thng quay, sy thpCh sy Tnh cht ca nguyn liu em sy

Bo qun sn khCt sn thnh ming, phi kh ngoi nng v gi ni kh ro.+ Thi gian phi : cn hon tt phi trong 2 ngy.+ Ct sn thnh ming mng( khng nn dy qu 1 cm), tri phi vi lp mng v o sn thng xuyn.+ Phi sn trn mt li v k li cch mt t vi tc gi khng kh lu thng gip sn chng kh.Bo qun snSn phi hay sn kh cn t m bng hay di 14 % gi c lu.Sn c th phi n lc m t (7-8) % v nu d tr kh ro c th duy tr m 10 % mt cch d dng.Vi iu kin bnh thng : nhit khng kh 30C, m tng i 70 % l mc ti a d tr an ton.Bo qun sn sau khi phi nng hoc sySn c luc s trc khi phi : c th d tr sn kh trong 12 thng.Sn tr tt nht trong thng g, pha di lt vi trnh m t.Bo qun st trong bao ti treo trn gin bp, khi bc t bp lm gim m v ngn nga su b.Tuy nhin sn b hi khi v khi m khng c trng.Yu cu cht lngVt liu phi m bo cht lng cao.Sn phm thu c:Mu sc: trng u, khng c m nu en trn b mt. m: khng qu 15%, phi gin.Phi sch tp cht, khng ln vi ct, t, bi bnTiu tn nng lng t v chi ph vn hnh thp.