Tizilombo ta nkhaka (Acalymma vittatum) ndi kachikumbu kakang'ono chakumadzulo (Acalymma trivittatum) ndi tizirombo tofala kwambiri pa mbewu za banja la Cucurbitaceae, zomwe zimaphatikizapo sikwashi, mphonda, nkhaka, ndi mavwende. Nyamazi zimakhala makamaka ku US, Canada ndi Mexico. Kuwonongeka kungathe kupha mbande, kuteteza zipatso, kufalitsa tizilombo toyambitsa matenda, ndi kupanga zipatso zosagulitsa.
Zikumbu zazikuluzikulu zimakhala ndi luso lopeza mwachangu ndikuphatikiza mbewu zomwe amakonda kuti zidyetse. Akazi ndiye kuikira mazira m'munsi mwa cucurbit zomera pansi pa nthaka pamwamba. Pambuyo pa kuswa, mphutsi zimadya mizu, zimatulutsa m'nthaka, ndipo zimatuluka ngati mbadwo wotsatira wa akuluakulu.
Olima nthawi zambiri amagwiritsa ntchito mankhwala ophera tizilombo (organophosphates, carbamates, pyrethroids, ndi neonicotinoids) kuti asamalire nkhaka. Komabe, mankhwalawa amatha kutaya mphamvu pakapita nthawi chifukwa chikumbu chimayamba kukana. Kuphatikiza apo, zitha kukhala ndi zotsatira zowononga tizilombo tomwe sitili ndi cholinga, kuphatikiza njuchi za sikwashi, njuchi, ndi njuchi zoyendetsedwa ndi uchi zomwe zimatulutsa mungu ku mbewu za cucurbit. Zosankha zowongolera zachilengedwe (dongo la kaolin, pyrethrins, ndi spinosyns) zikuwonetsa zosagwirizana komanso zocheperako. Kuwongolera kosasunthika kwa kachilomboka ku mbewu za cucurbit kuyenera kuphatikizira njira zina zowongolera.
Kafukufukuyu akuwunikiranso za biology, magawo a moyo, kuwonongeka, ndi njira zamakono komanso zomwe zingatheke pothana ndi tizirombo tofunika kwambiri ta cucurbit.
Werengani kafukufuku wathunthu pa www.academic.oup.com.
Werengani nkhani yonse pa www.entomologytoday.org.
Zolemba: Ariela I Haber, Anna K Wallingford, Ian M Grettenberger, Jasmin P Ramirez Bonilla, Amber C Vinchesi-Vahl, Donald C Weber, Striped cucumber Beetle and Western Striped Cucumber Beetle (Coleoptera: Chrysomelidae), Journal of Integrated Pest Management, Volume 12, Gawo 1, 2021, 1, https://doi.org/10.1093/jipm/pmaa026.