| studies on the biology of hypogeococcus pungens (sensu stricto) (hemiptera: pseudococcidae) in argentina to aid the identification of the mealybug pest of cactaceae in puerto rico. | hypogeococcus pungens granara de willink, sensu stricto, is a serious pest of cacti in puerto rico threating many caribbean islands. a classical biological control program for h. pungens was initiated for puerto rico in 2010 with a survey for natural enemies of h. pungens in its native range of argentina. biological differences were observed between populations of h. pungens sampled on amaranthaceae and cactaceae. molecular studies suggested that h. pungens populations from different host plant ... | 2016 | 27324585 |