Mizu yowola ya pachira macrocarpa nthawi zambiri imayamba chifukwa cha kuchuluka kwa madzi munthaka.Ingosinthani nthaka ndikuchotsa mizu yovunda.Nthawi zonse tcherani khutu popewa kudzikundikira madzi, musathiritse ngati nthaka si youma, nthawi zambiri madzi amatha kutha kamodzi pa sabata kutentha.

Njira zotsatirazi zitha kuchitidwa kuti athetse vutoli.

1. Pukutsani mpweya munthawi yake kuti malo olima asawume.Samalani ndi disinfection wa kulima magawo ndi maluwa miphika.

2. Mukathira, chotsani minyewa yopindika ndi yowola pamwamba pa muzu, kenako tsitsani chilondacho ndi Sukeling, chiwume ndikuchibzala.

3. Matenda atangoyamba kumene, thirirani madzi 50% Tuzet WP 1000 nthawi 1000 kapena 70% Thiophanate methyl WP 800 kuwirikiza pansi pa gawo la pansi pa masiku 10 aliwonse, ndipo gwiritsani ntchito 70% Mancozeb WP WP 400 mpaka 600 kuthirira madzi pansi panthaka. gawo kwa 2 mpaka 3 zina.

4. Ngati Pythium ikugwira ntchito, ikhoza kupopera ndi Prikot, Tubendazim, Phytoxanyl, ndi zina zotero.