Resultados de búsqueda - "New Rice for Africa"

Physiological and biochemical characterization of NERICA-L-44: a novel source of heat tolerance at the vegetative and reproductive stages in rice por Bahuguna, Rajeev N., Jha, Jyoti, Pal, Madan, Shah, Divya, Lawas, Lovely M.F., Khetarpal, Sangeetha, Jagadish, Krishna S.V.

“…Hence, to identify and characterize novel heat‐tolerant donors for both the vegetative and reproductive stages, 71 rice accessions, including approximately 75% New Rice for Africa (NERICAs), were phenotyped across field experiments during summer seasons in Delhi, India, and in a controlled environment study at International Rice Research Institute, Philippines. …”
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Development and field performance of nitrogen use efficient rice lines for Africa por Selvaraj, Michael Gomez, Valencia Ortiz, Milton Orlando, Ogawa, Satoshi, Lu, Yingzhi, Wu, Liying, Downs, Christopher, Skinner, Wayne, Lu, Zhongjin, Kridl, Jean C., Ishitani, Manabu, Boxtel, Jos van

“…Here, we report the results of field evaluations of marker-free transgenic NERICA4 (New Rice for Africa 4) rice lines overexpressing barley alanine amino transferase (HvAlaAT) under the control of a rice stress-inducible promoter (pOsAnt1). …”
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Effect of weed competition on upland rice production in north-eastern Nigeria por Ekeleme, F., Kamara, A.Y., Oikeh, S.O., Chikoye, David, Omoigui, L.O.

“…Five rice varieties CG14 (Oryza glaberima), WAB56-104 (O. sativa, tropical japonica, type), NERICA1, NERICA2 and NERICA4 (New Rice for Africa) constituted the subplot treatments. …”
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Technical efficiency and impact evaluation differentials between the adopters and non-adopters of Nerica in the six baseline states in Nigeria por Obayelu, A.E., Adeoti, J.O., Dontsop Nguezet, Paul M.

“…The study examined the adoption rate of New Rice for Africa (NERICA), technical efficiency differentials of production of these varieties between adopters and non-adopters and the determinants. …”
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History and progress in genetic improvement for enhancing rice yield in sub-Saharan Africa por Futakuchi, K., Senthilkumar, Kalimuthu, Arouna, A., Vandamme, Elke, Diagne, M., Zhao, D., Manneh, B., Saito, Kazuki

“…Among these varieties, the most well-known are interspecfic upland rice varieties “New Rice for Africa (NERICA)” that were developed from crosses between improved Oryza sativa tropical japonica and Oryza glaberrima varieties. …”
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A novel allele of the P‑starvation tolerance gene OsPSTOL1 from African rice (Oryza glaberrima Steud) and its distribution in the genus Oryza por Pariasca-Tanaka, J., Chin, J.H., Dramé, K.N., Dalid, C., Heuer, S., Wissuwa, M.

“…As a first step, we have determined the Pup1 haplotype and surveyed the presence or absence of PSTOL1 and other genes of the Pup1 locus in African mega-varieties, NERICAs (New Rice for Africa) and their Oryza glaberrima parents. …”
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Do NERICA rice cultivars express resistance to Striga hermonthica (Del.) Benth. and Striga asiatica (L.) Kuntze under field conditions? por Rodenburg, J., Cissoko, M., Kayeke, J., Dieng, I., Khan, Zeyaur R., Midega, C.A.O., Onyuka, E.A., Scholes, J.D.

“…Two resistance classes (pre- and post-attachment) and several resistant genotypes have been identified among NERICA (New Rice for Africa) cultivars under laboratory conditions (in vitro) previously. …”
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The critical period of weed interference in upland rice in northern Guinea savanna: Field measurement and model prediction por Amadou, T., Jean, M.S., Yawovi, M.D.

“…The critical period of weed infestation determined from the field experiment was similar for the three New Rice for Africa (NERICA) varieties and the O. sativa parent (WAB 56-104), and was between 14 and 42 days after seeding (DAS). …”
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Rice value chain development in Fogera woreda based on the IPMS experience por Gebey, T., Berhe, Kahsay, Hoekstra, Dirk, Alemu, B.

“…Project efforts concentrated on the testing/introduction of upland varieties New Rice for Africa (NERICA) and its seed system to complement the already existing X-Jigna variety, commonly used in Fogera. …”
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Phenotypic variation among IR64 × TOG5681 rice (Oryza sativa × O. glaberrima) chromosome segment substitution lines (CSSL) in response to iron toxicity, and its associated QTLs por Sikirou, M., Drame, K.N., Saito, K., Bocco, R., Lorieux, M.

“…OsbHLHq11 was found to be conserved across diverse rice germplasm, including lowland NERICA (NEw RICe for Africa) varieties, which were developed through crossing O. sativa and O. glaberrima. …”
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Assessment of Genetic Variation and Population Structure of Diverse Rice Genotypes Adapted to Lowland and Upland Ecologies in Africa Using SNPs por Ndjiondjop, M.N., Semagn, K., Sow, M., Manneh, B., Gouda, A.C., Kpeki, S.B., Pegalepo, E., Wambugu, P., Sié, M., Warburton, Marilyn L.

“…Using interspecific crosses involving Oryza glaberrima Steud. as donor and O. sativa L. as recurrent parents, rice breeders at the Africa Rice Center developed several 'New Rice for Africa (NERICA)' improved varieties. A smaller number of interspecific and intraspecific varieties have also been released as ‘Advanced Rice for Africa (ARICA)’. …”
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