Zobrazeno 1 - 4
of 4
pro vyhledávání: '"M. D. Raya"'
Autor:
J. L. Pancorbo, M. Alonso-Ayuso, C. Camino, M. D. Raya-Sereno, P. J. Zarco-Tejada, I. Molina, J. L. Gabriel, M. Quemada
Publikováno v:
Precision Agriculture.
24 Pág.
Early prediction of crop production by remote sensing (RS) may help to plan the harvest and ensure food security. This study aims to improve the quantification of yield, grain protein concentration (GPC), and nitrogen (N) output in wint
Early prediction of crop production by remote sensing (RS) may help to plan the harvest and ensure food security. This study aims to improve the quantification of yield, grain protein concentration (GPC), and nitrogen (N) output in wint
Publikováno v:
Journal of Phytopathology. 149:389-394
Brown streak virus disease is the most important biotic constraint to cassava production in the coastal areas of southern Tanzania. Symptoms include foliar chlorosis and sometimes stem lesions. The disease also affects the tuberous roots which develo
Autor:
Rory Hillocks, K. Mtunda, M. D. Raya, John Colvin, H. Kiozia, J. M. Thresh, Midatharahally N. Maruthi, A.R. Rekha, M. Muhanna
Publikováno v:
Journal of Phytopathology. 153:307-312
Two whitefly species, Bemisia afer (Priesner & Hosny) and B. tabaci (Gennadius) were used in transmission experiments with Cassava brown streak virus (CBSV) (Ipomovirus; Potyviridae). Adults of whiteflies were given access to CBSV by containing them
Autor:
M. D. Raya, James P. Legg
Publikováno v:
International Journal of Pest Management. 44:17-23
A survey was carried out of African cassava mosaic geminivirus and cassava brown streak virus diseases (ACMD and CBSD) in Tanzania. ACMD occurred throughout the country at low to moderate incidences in the fifteen different regions surveyed (1- 64%).