Ali, Nerissa2018-09-172018-09-17https://hdl.handle.net/2139/45924Please contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduPlease contact the West Indiana Division at the University of the West Indies,St.Augustine in order to view the full thesis. Contact: wimail@sta.uwi.eduAscophyllum nodosum -- Trinidad and TobagoTomatoes -- Diseases and pests -- Trinidad and TobagoTomatoes -- GeneticsPlants -- Disease and pest resistance -- Research -- Trinidad and TobagoTheses