@article{fdi:010069471, title = {{T}he effect of temperature on resistance in african rice (oryza glaberrima steud.) genotypes to the rice root-knot nematode meloidogyne graminicola}, author = {{C}abasan, {M}. {T}. {N}. and {B}ellafiore, {S}t{\'e}phane and {K}umar, {A}. and {D}e {W}aele, {D}.}, editor = {}, language = {{ENG}}, abstract = {{T}he rice root-knot nematode, {M}eloidogyne graminicola, has emerged as a serious soilborne pathogen of rice in most {A}sian countries. {T}he host response of the {M}. graminicola-resistant {A}frican ({O}ryza glaberrima) rice genotypes {TOG}5674, {TOG}5675, and {CG}14 was examined at two day/night temperature regimes, 29/26 degrees {C} and 34/31 degrees {C}. {A}t the 34/31 degrees {C} regime, second-stage juvenile population densities in roots of the {A}frican rice genotypes increased significantly compared to those of plants grown at the 29/26 degrees {C} regime, suggesting that the resistance to {M}. graminicola became ineffective at the latter temperature regime. {A}n increase in temperature also resulted in a significant reduction in all yield-contributing traits and yield of the three {A}frican rice genotypes. {H}igh variability was recorded in terms of percentage reduction of all traits measured among the genotypes examined at the 34/31 degrees {C}, compared to the 29/26 degrees {C} regime. {H}owever, the highest reduction was for yield.}, keywords = {damage potential ; {O}ryza ; reproductive potential ; susceptible ; yield loss ; {AFRIQUE} ; {ASIE}}, booktitle = {}, journal = {{N}ematropica}, volume = {46}, numero = {2}, pages = {221--228}, ISSN = {0099-5444}, year = {2016}, URL = {https://www.documentation.ird.fr/hor/fdi:010069471}, }