\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nhi\u1ec1u gi\u1ed1ng l\u00faa \u0111\u1ecba ph\u01b0\u01a1ng \u0111ang \u0111\u01b0\u1ee3c n\u00f4ng d\u00e2n l\u01b0u gi\u1eef v\u00e0 gieo tr\u1ed3ng th\u1ec3 hi\u1ec7n t\u00ednh \u01b0u vi\u1ec7t v\u1ec1 kh\u1ea3 n\u0103ng th\u00edch nghi cao v\u1edbi \u0111i\u1ec1u ki\u1ec7n sinh th\u00e1i kh\u00f3 kh\u0103n, c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng g\u1ea1o t\u1ed1t, b\u1ed5 d\u01b0\u1ee1ng. Trong s\u1ed1 \u0111\u00f3, c\u00f3 hai gi\u1ed1ng L\u00faa B\u00e1t (H\u00e0 T\u0129nh) v\u00e0 gi\u1ed1ng l\u00faa Kh\u1ea9u c\u1ea9m x\u1eb3ng \u00a0\u1edf Ngh\u1ec7 An. \u0110\u00e2y l\u00e0 nh\u1eefng gi\u1ed1ng \u0111\u1ecba ph\u01b0\u01a1ng c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao, thu\u1ed9c nh\u00f3m g\u1ea1o m\u00e0u (colored rice) v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu t\u1ed1t \u0111ang \u0111\u01b0\u1ee3c n\u00f4ng d\u00e2n \u1edf hai \u0111\u1ecba ph\u01b0\u01a1ng Ngh\u1ec7 An v\u00e0 H\u00e0 T\u0129nh gieo tr\u1ed3ng t\u1eeb nhi\u1ec1u \u0111\u1eddi nay. Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c gi\u1ed1ng l\u00faa n\u00f3i tr\u00ean c\u0169ng ch\u1ec9 \u1edf m\u1ee9c \u0111\u1ed9 t\u1ef1 ph\u00e1t c\u1ee7a ng\u01b0\u1eddi n\u00f4ng d\u00e2n m\u00e0 ch\u01b0a \u0111\u01b0\u1ee3c nghi\u00ean c\u1ee9u m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng, ch\u01b0a c\u00f3 c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch khoa h\u1ecdc \u0111\u1ea7y \u0111\u1ee7 n\u00ean c\u00f3 nguy c\u01a1 b\u1ecb x\u00f3i m\u00f2n cao. Do \u0111\u00f3, Trung t\u00e2m T\u00e0i nguy\u00ean th\u1ef1c v\u1eadt \u0111\u00e3 ph\u1ed1i h\u1ee3p v\u1edbi c\u00e1c \u0111\u1ecba ph\u01b0\u01a1ng Ngh\u1ec7 An v\u00e0 H\u00e0 T\u0129nh ti\u1ebfn h\u00e0nh \u0111i\u1ec1u tra, b\u1ea3o t\u1ed3n ph\u00e1t tri\u1ec3n \u0111\u1ec3 m\u1edf r\u1ed9ng s\u1ea3n xu\u1ea5t c\u0169ng nh\u01b0 g\u00ecn gi\u1eef ngu\u1ed3n gen qu\u00fd n\u00e0y.<\/p>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 M\u1ed9t trong nh\u1eefng kh\u00e2u quan tr\u1ecdng v\u00e0 c\u0169ng r\u1ea5t c\u1ea5p thi\u1ebft hi\u1ec7n nay trong vi\u1ec7c ph\u00e1t tri\u1ec3n hai gi\u1ed1ng l\u00faa B\u00e1t, Kh\u1ea9u c\u1ea9m x\u1eb3ng, \u0111\u00f3 l\u00e0 ti\u1ebfn h\u00e0nh \u0111\u00e1nh gi\u00e1 \u0111\u1eb7c \u0111i\u1ec3m gi\u1ed1ng; \u0111\u1eb7c bi\u1ec7t l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 ho\u00e0n thi\u1ec7n m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng, to\u00e0n di\u1ec7n \u0111\u1eb7c \u0111i\u1ec3m n\u00f4ng h\u1ecdc c\u1ee7a ch\u00fang l\u00e0m c\u01a1 s\u1edf cho c\u00f4ng t\u00e1c b\u1ea3o t\u1ed3n v\u00e0 khai th\u00e1c hi\u1ec7u qu\u1ea3 ti\u1ec1m n\u0103ng c\u1ee7a gi\u1ed1ng.<\/p>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng y\u00eau c\u1ea7u tr\u00ean, ch\u00fang t\u00f4i ti\u1ebfn h\u00e0nh \u0111\u00e1nh gi\u00e1 m\u1ed9t s\u1ed1 ch\u1ec9 ti\u00eau li\u00ean quan \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng g\u1ea1o c\u1ee7a hai gi\u1ed1ng l\u00faa m\u00e0u Kh\u1ea9u c\u1ea9m x\u1eb3ng v\u00e0 l\u00faa B\u00e1t.<\/p>\n
\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0110\u00e3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c hai gi\u1ed1ng l\u00faa B\u00e1t v\u00e0 Kh\u1ea9u c\u1ea9m x\u1eb3ng thu\u1ed9c lo\u00e0i ph\u1ee5 Indica<\/em>, gi\u1ed1ng Kh\u1ea9u c\u1ea9m l\u00e0 x\u1eb3ng l\u00faa n\u1ebfp v\u00e0 gi\u1ed1ng B\u1ea1t ngo\u1ea1t l\u00e0 l\u00faa t\u1ebb. Gi\u1ed1ng l\u00faa Kh\u1ea9u c\u1ea9m x\u1eb3ng c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng ngh\u00ecn h\u1ea1t l\u00e0 21,9g; gi\u1ed1ng l\u00faa B\u00e1t l\u00e0 27,8g. C\u1ea3 hai gi\u1ed1ng l\u00faa \u0111\u1ec1u c\u00f3 t\u1ef7 l\u1ec7 g\u1ea1o l\u1eadt, g\u1ea1o x\u00e1t v\u00e0 g\u1ea1o nguy\u00ean t\u01b0\u01a1ng \u0111\u1ed1i cao tr\u00ean 70%;<\/p>\n \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Gi\u1ed1ng l\u00faa B\u00e1t c\u00f3 nhi\u1ec7t \u0111\u1ed9 h\u00f3a h\u1ed3 th\u1ea5p, gi\u1ed1ng l\u00faa Kh\u1ea9u c\u1ea9m x\u1eb3ng \u1edf m\u1ee9c trung b\u00ecnh. Gi\u1ed1ng l\u00faa B\u00e1t c\u00f3 h\u01b0\u01a1ng th\u01a1m nh\u1eb9, gi\u1ed1ng l\u00faa Kh\u1ea9u c\u1ea9m x\u1eb3ng c\u00f3 h\u00e0m l\u01b0\u1ee3ng amylose \u1edf m\u1ee9c kh\u00e1 th\u1ea5p (9%), gi\u1ed1ng l\u00faa B\u00e1t c\u00f3 h\u00e0m l\u01b0\u1ee3ng amylose \u1edf m\u1ee9c cao (23%);<\/p>\n \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Gi\u1ed1ng l\u00faa B\u00e1t c\u00f3 h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u1ed5ng s\u1ed1 (5,95mg\/100g) v\u00e0 k\u1ebdm t\u1ed5ng s\u1ed1 (18,5mg\/100g) \u1edf m\u1ee9c trung b\u00ecnh. Gi\u1ed1ng l\u00faa Kh\u1ea9u c\u1ea9m x\u1eb3ng c\u00f3 h\u00e0m l\u01b0\u1ee3ng anthocyanin t\u1ed5ng s\u1ed1 l\u00e0 685mg\/100g, \u1edf m\u1ee9c r\u1ea5t cao v\u00e0 h\u00e0m l\u01b0\u1ee3ng s\u1eaft t\u1ed5ng s\u1ed1 l7,84mg\/100g, \u1edf m\u1ee9c kh\u00e1.<\/p>\n \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Ho\u1ea1t t\u00ednh ch\u1ed1ng oxi h\u00f3a, h\u00e0m l\u01b0\u1ee3ng Phenolic t\u1ed5ng s\u1ed1 c\u1ee7a 2 gi\u1ed1ng l\u00faa B\u00e1t v\u00e0 Kh\u1ea9u c\u1ea9m x\u1eb3ng \u0111\u1ec1u \u1edf m\u1ee9c kh\u00e1.<\/p>\n \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nh\u01b0 v\u1eady, d\u1ef1a v\u00e0o k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u n\u00eau tr\u00ean, ch\u00fang t\u00f4i nh\u1eadn th\u1ea5y hai gi\u1ed1ng l\u00faa tr\u00ean \u0111\u1ec1u thu\u1ed9c nh\u00f3m g\u1ea1o m\u00e0u (colored rice), c\u00f3 ch\u1ee9a nhi\u1ec1u \u0111\u1eb7c t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng qu\u00fd, v\u00ec v\u1eady c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng theo h\u01b0\u1edbng khai th\u00e1c l\u00e0m g\u1ea1o dinh d\u01b0\u1ee1ng ho\u1eb7c th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng.<\/p>\n