@INBOOK {SHARMA:2001, title = {Host plant resistance to insects: measurement, mechanismsm and plant-insect-environment interactions}, author = {Sharma, H. and Singh, B. and Ortiz, R. }, editor = {Anathakrishnan, T}, year = {2001}, type = {Insect and plant defense dynamics.}, pages = {133--159}, publisher = {New Delhi, India; New Hampshire, UK, Oxford and IBH; Science}, }