drought tolerance in rice

Ngày tải lên: 30/03/2014, 10:20

... Furthermore, minimal binding domain of BRI1 was determined using binding assays and recombinant BRI1 fragments (Kinoshita et al. 2005). In other plant species, it was also shown that mutations in BRI1 ... et al. 2002) were determined as positive regulators in ABA signaling. Gene encoding ABA-induced protein kinase 1 (PKABA1), which is a serine– threonine type protein kinase, was isolated from ... receiver domain and a long C-terminal part containing a single-repeat MYB-type DNA- binding domain (Sakai et al. 1998) called a GARP domain (Riechmann et al. 2000) and the proline- and glutamine-rich...

Ngày tải lên: 14/02/2014, 12:20

... and in ux systems are very impor- tant for cellular ion relationships in natural conditions. Increasing in ux, decreasing efflux or both can maxi- mize K + uptake to maintain K + homeostasis in ... Histochem- ical staining indicated that AtHELPS is mainly expressed in the young seedlings and vascular tissues of leaves and roots. Using both helps mutants and overexpression lines, we observed that, in the ... K + was examined by continuous flux recording (5–10 min). Each point indi- cates mean ± standard error (when larger than the symbol) for the same time interval (15 data points per minute averaged)...

Ngày tải lên: 14/02/2014, 18:20

... fluorescence parameters and percentage inhibitions in top ranking clones. Sl.No. Accession % inhibition in Fv/Fm % inhibition in Q.Y. % inhibition in Fv’/Fm’ Top ranking germplasm accessions 1 MT ... C.P. Reghu and Kavitha K. Mydin Rubber Research Institute of India, Kottayam – 686 009, Kerala, India Rubber Board (Ministry of Commerce & Industry, Government of India) Email for correspondence: mercyma2006@gmail.com Introduction Expansion ... temperature (exceeding 40 o C in April) - high light intensity - very low soil moisture during summer months. - rainfall pattern limited only to four months in a year - average annual rain fall of...

Ngày tải lên: 21/02/2014, 04:20

... OsHsfC1a and OsHsfC1b in yeast cells. These differential patterns pertaining to binding with HSEs and protein–protein interactions may have a bearing on the cellular functioning of OsHsfs under ... hetero-oligomers with HsfA4, thereby interfering in the HsfA4 DNA binding capacity and thus acting as a selective repressor [24]. In addition to Hsf–Hsf inter- actions, a large body of information has been accumu- lated ... formed protein–DNA complexes. Binding activity was low at 12 °C and was enhanced with increasing temperature; OsHsfA2c showed maximum binding at 32 and 37 °C; OsHsfA9 showed efficient binding at 22,...

Ngày tải lên: 05/03/2014, 23:20

... gene families in rice. In this study, whole genome microarray analysis of auxin-responsive genes in rice was performed, with the aim of gaining some insight into the mechanism of auxin action. A ... carried out in other plants. The recent advances in genomics provide opportunities to investigate these pathways in crop plants. To gain insights into the molecular mech- anism of auxin action in rice, ... shows that genes involved in cytokinin (e.g. cytokinin-O- glucosyltransferase, cytokinin dehydrogenase, and response regulators), ethylene (e.g. ethylene-responsive transcription factor, 1-aminocyclopropane-1-carboxy- late...

Ngày tải lên: 07/03/2014, 01:20

... Many indices have been devised for different types of drought, including the Rainfall Anomaly index, the Palmer Drought index (PDI), the Bhalme-Mooley index, the Standardized Anomaly index, ... increase in North Central while decrease in South Central and Highland Central Vietnam during 1961-2007. The increasing trend of drought conditions happens in the first period 1961-1970 in ... appears [2]. Drought can appear in any place causing significant damage both in natural environment and in human lives. It may start at any time, last indefinitely and may attain many degrees...

Ngày tải lên: 14/03/2014, 15:20

Ngày tải lên: 15/03/2014, 15:33

Ngày tải lên: 15/03/2014, 23:22

Ngày tải lên: 17/03/2014, 16:20

Ngày tải lên: 28/04/2014, 13:32

Ngày tải lên: 06/07/2014, 02:20

... in human infections, including H. pylori strains. 2. Materials and Methods Bacterial strains In this study, two standard strains, that is ATCC4350 (type strain) and ATCC43526, and 14 clinical ... (Dade Behring Inc., Illinois USA) system. In addition, five clinical strains of Campylobacter jejuni were also included in this evaluation study, which were the kind gift from Int. J. Med. ... Japanese rice itself and the pH- adjusted physiological saline solution demonstrated no bactericidal activities against H. pylori ATCC43526 strain. The remaining ATCC43504 type strain and 14 clinical...

Ngày tải lên: 31/10/2012, 17:03

... Compounds in Processing Bun from Rice 3.4. Investigating the changes of 2-AP and other volatile compounds of rice in Bun processing Table 3. The volatile compounds in non-soaking and 12 hours soaking ... 220 0 C for 5 min; - For SPME: from 40°C to 115°C at a rate of 3°C/min then from115°C to 220°C at 30°C/min and finally maintained at 220◦C for 5 min. The detector port was maintained at 250 0 C. ... 1.9 ml/min at 25 0 C. The injection was performed in splitless mode first (5 min for SPME and 2 min for SDE), then in split mode to the end of the cycle (38.5 min for SPME and 70 min for SDE)....

Ngày tải lên: 28/08/2013, 16:28

Ngày tải lên: 05/09/2013, 09:38

... of grain/pan % of umfiiied grain 1000 grain weight(g) Grain yield Tab 6: Effect of KNO 3 Spraying on rice yield on degraded Soie in Bac Giang - 2009 ( Quinal/ha) Treat Spring Rice Summer Rice Yield ... Spraying on yield and yield Component of rice on Alluvial Soie in Nam Dinh- Summer rice – 2009 ( Quinal/ha) Number of paricals/m 2 Number of grain/pan % of umfiiied grain 1000 grain weight(g) Grain yield 1A 1B 2 3 . . . 12 LS ... yield Component of rice on Alluvial Soie in Nam Dinh- Spring Rice – 2009 ( Quinal/ha) Number of paricals/m 2 Number of grain/pan % of umfiiied grain 1000 grain weight(g) Grain yield 1A 1B 2 3 . . . 12 LS...

Ngày tải lên: 20/01/2014, 02:20

Ngày tải lên: 13/02/2014, 12:20

... found in lowland irrigated rice but was also reported in mangrove and inland swamps in Guinea during 1982–86 (Fomba 1990) and in upland rice in Sierra Leone during 1987 and in Côte d’Ivoire in 1985 ... Natural infection of IR65 in an associated mangrove swamp in Sierra Leone resulted in 17% stunting, 72% increase in spikelet sterility, 66% increase in grain discoloration, and 82% reduction in yield ... present in rice stems throughout most of the crop period (Fig. 33). Oviposition by adults and feeding of larvae in rice stems in Mali begin in the tillering stage and continue to maturity of the rice...

Ngày tải lên: 14/02/2014, 21:20

... November 2011 aiming to analyze the current status of rice- shrimp farming system in coastal districts of three provinces: Bac Lieu, Ca Mau and Kien Giang through interviewing 170 rice- shrimp farmers. ... OF RICE- SHRIMP FARMING SYSTEM CURRENTLY PRACTISED IN CA MAU PENINSULA Nguyễn Công Thành 1* ; Nguyễn Văn Hảo 2 ; Lê Xuân Sinh 3 & Đặng Thị Phượng 3 1 Phân Viện Nghiên Cứu Thuỷ Sản Minh ... cultured included: (1) difficulties in water management; (2) diseases; and (3) shrimp seed quality. For difficulties of rice were: (1) soil salinity; (2) rice low resistance of seed to salinity...

Ngày tải lên: 07/03/2014, 01:33