Uzi maalum wa kupeana Likes: Comment chochote upate "Like"

Rasta: Yellow leaf curl
Ugonjwa huu husababishwa na virusi na huenezwa na nzi wadogo weupe. Hutokea zaidi wakati wa kiangazi. Mimea hudumaa na majani yaliyoshambuliwa huwa na rangi ya manjano na pengine rangi ya zambarau. Nyanya hupasuka.
 
Jinsi ya kudhibiti
· Nyunyiza dawa za sumu za kuua wadudu (Selecron, Dursburn, Actelic)
· Ng’oa mimea yenye ugonjwa
· Tumia mzunguko wa mazao
· Weka shamba katika hali ya usafi
 
Batobato: Tomato mosaic virus (ToMV)
Ugonjwa husababishwa na virusi na hueezwa na mbegu na kugusana. Majani huwa na mchanganyiko wa rangi hasa kijani kibichi na kijani kilichofifia (majano). Majani hujikunja na manjani machanga huwa na maumbile yasiyo kawaida. Ukifikisha jani huwa linavinjikavunjika.
 
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