#agriculture #farming #lateblight #potatocrops #tomatocrops #plantdefensemechanisms #beta-caryophyllene #cropprotection #naturalcompounds #pestcontrol
Kuchiza mochedwa kumayamba ndi bowa Phytophthora infestans, yomwe imatha kufalikira mwachangu ndikuwononga mbewu zonse. Malinga ndi zomwe zachitika posachedwa, matendawa amawononga alimi padziko lonse lapansi mabiliyoni a madola chaka chilichonse. Koma asayansi tsopano apeza njira yatsopano yodabwitsa yothanirana ndi choipitsa chakumapeto: pogwiritsa ntchito kaphatikizidwe kochitika mwachilengedwe kopezeka m’masamba a zomera zina.
Gululi, lotchedwa beta-caryophyllene (BCP), lapezeka kuti limatsegula njira zodzitetezera zachilengedwe za chomera ku matendawa. Ikawonetsedwa ku BCP, mbewuyo imapanga milingo yayikulu yodzitchinjiriza yomwe ingathandize kulimbana ndi bowa. Kupeza kumeneku kungakhale ndi tanthauzo lalikulu kwa alimi, chifukwa kumapereka njira yatsopano yotetezera mbewu zawo popanda kudalira mankhwala okwera mtengo komanso owopsa.
Ngakhale kuti kafukufukuyu akadali m’mayambiriro ake, pali chifukwa chokhalira ndi chiyembekezo cha mapindu omwe angapezeke. Kuphatikiza pa kuthekera kwake poteteza mbewu za mbatata ndi phwetekere kuti zisawonongeke mochedwa, BCP itha kugwiritsidwanso ntchito kumadera ena aulimi, monga kuteteza mbewu zina ku tizirombo ndi matenda.
Kupezeka kwaubwino wa BCP poteteza mbewu za mbatata ndi phwetekere ku choipitsa chachedwa ndi chitukuko chosangalatsa paulimi. Ngakhale kuti kafukufuku wowonjezereka akufunika kuti amvetse bwino momwe angagwiritsire ntchito bwino komanso momwe angagwiritsire ntchito, zomwe apezazi zimapereka chida chatsopano kwa alimi kuti ateteze mbewu zawo ndi kuchepetsa kudalira kwawo mankhwala.