ABDEL-SAMEA, S. (2004). MONITORING THE CHANGES IN THE DEVELOPMENTAL RATE OF THE EUROPEAN CORN BORER OSTRINL4 NUBILALIS (HUBN.) AS INDICATED BY LIFE TABLE PARAMETERS. Egyptian Journal of Agricultural Research, 82(2), 607-617. doi: 10.21608/ejar.2004.258158
SAADIA A. ABDEL-SAMEA. "MONITORING THE CHANGES IN THE DEVELOPMENTAL RATE OF THE EUROPEAN CORN BORER OSTRINL4 NUBILALIS (HUBN.) AS INDICATED BY LIFE TABLE PARAMETERS". Egyptian Journal of Agricultural Research, 82, 2, 2004, 607-617. doi: 10.21608/ejar.2004.258158
ABDEL-SAMEA, S. (2004). 'MONITORING THE CHANGES IN THE DEVELOPMENTAL RATE OF THE EUROPEAN CORN BORER OSTRINL4 NUBILALIS (HUBN.) AS INDICATED BY LIFE TABLE PARAMETERS', Egyptian Journal of Agricultural Research, 82(2), pp. 607-617. doi: 10.21608/ejar.2004.258158
ABDEL-SAMEA, S. MONITORING THE CHANGES IN THE DEVELOPMENTAL RATE OF THE EUROPEAN CORN BORER OSTRINL4 NUBILALIS (HUBN.) AS INDICATED BY LIFE TABLE PARAMETERS. Egyptian Journal of Agricultural Research, 2004; 82(2): 607-617. doi: 10.21608/ejar.2004.258158
MONITORING THE CHANGES IN THE DEVELOPMENTAL RATE OF THE EUROPEAN CORN BORER OSTRINL4 NUBILALIS (HUBN.) AS INDICATED BY LIFE TABLE PARAMETERS
Plant Protection Research Institute, Agricultural Research Center, Dokki, Giza, Egypt
Abstract
Life table parameters were estimated for Ostrinia nubilalis (Hubn.) fed on an artificial diet at serial constant temperatures viz: 18, 22, 26 and 30°C. The optimum temperature was estimated as 26°C characteristic, with the highest net reproductive rate (236) expected females/ female. Mean generation duration was 76.6 days at 18°C, while it was 28.7 days at 30°C. The average thresholds of development was 11.75 °C, while the degree- days required for completion of one 0. nubilalis generation was 475.47 DDU.