有发现的 meaning in English

discoverable

The diversity index showed that neca > pca > cka , and so did the evenness index . the dominant concentration index showed that cka > pca > neck . so the stability of the arthropod community in neca is best and that in cka is worst in the three areas
同时，常规对照棉田中时有发现的红铃虫( peetinophoragossypxellasaunders ) 、玉米螟( ostriniafurnaeali : ( euenee ) ) ，在转bt墓因棉田中没有发生，表明转bt基因棉对棉田中大多数鳞翅目害虫具有良好的抗性