LENIS JI, BRAUN AR, MESA-C. NC, DUQUE MC. USE OF SCALES TO ESTIMATE POPULATIONS OF MITES Tetranychidae AND SAMPLE PRESENCE- ABSENCE FOR Phytoseiidae IN YUCCA CROPS. Rev. Colomb. Entomol. 1993;19(3):81-90. doi:10.25100/socolen.v19i3.10059