Mitedza yambiri imagonjetsedwa ndi choipitsa mochedwa

Phytophthorosis , yomwe imatchedwanso "brown rot", ndi imodzi mwa matenda akuluakulu omwe alimi amakwera nawo pamene akukula tomato. Matendawa amakhudza mbali zonse za zomera, kuphatikizapo zipatso, kotero anthu ambiri amasankha mitundu ya phwetekere yosagwirizana ndi phytophthora. Ambiri, kwambiri kugonjetsedwa ndi mochedwa choipitsa tomato ndi hybrids. M'nkhaniyi, tipenda kuti ndi mitundu iti imene imalolera matendawa bwino.

Kodi pali tomato amene sadwala?

Nthawi yomweyo muyenera kuzindikira kuti mitundu yonse ya phwetekere yotsutsana ndi vuto lochedwa silingathe. Komabe, pali mitundu yambiri ya tomato yomwe imatsutsa kwambiri phytophthora kuposa ena. Koma ichi ndi chimodzi mwa njira zomwe mungasankhe. Njira yachiwiri ndi yoti mitundu yoyambirira imabzalidwa, yomwe imatha kukolola mliri usanayambe. Pambuyo pake, monga momwe zikudziwira, kukula kwa bowa loyipa pa zomera limaperekedwa ndi nyengo yotentha, yamvula, yomwe imayamba kumapeto kwa July-August. Choncho, ambiri amasankha ndendende mitundu yomwe ikupereka mpaka nthawi ino. Tsopano tiyeni tiyankhule zambiri za tomato omwe saopa kwambiri phytophthors.

Mbatata mitundu kugonjetsedwa ndi phytophthora

Mwa mitundu yonse ya tomato, yomwe imakhala yosagonjetsedwa ndi zovuta kwambiri, ndikufuna kutchula "Dubok" kapena "Dubrava", monga iwo amatchedwanso wamaluwa. Zinachitikanso kuti tchire cha mitundu yosiyanasiyanayi inakhalabe yathanzi pamene ena anafa ndi matendawa. Osati choyambitsa chitetezo cha phytophthora komanso phwetekere "De Barao Black", nthawi zambiri izi zosiyanasiyana si odwala konse. Pakati pa tomato ochepa omwe amatha kugonjetsedwa ndi phytophthora, ndi bwino kudziŵika kuti "Gnome". Zipatso izi zipsa msanga, choncho amadwala mochepa kuposa ena. Mitundu ya phwetekere "Tsar Peter" imakondanso kwambiri wamaluwa chifukwa chakuti kawirikawiri sagonjetsedwa ndi matendawa, ngakhale kuti amawoneka kuti ndi opakati. Pakati pa ozizira zosagwira mitundu ya tomato zomwe zimagonjetsedwa ndi mochedwa choipitsa, m'pofunika kuti muzindikire "Metelitsa". Ngakhale kuti amakula mochedwa kwambiri, nthawi zambiri amatha kudwala matendawa chifukwa cha bowa. M'chigawo chino, ndi mitundu yokha yomwe mbewu imatha kupezeka kubzala chaka chotsatira kapena, mophweka, osati wosakanizidwa, zalembedwa. Gawo lotsatila lidzadzipereka kwathunthu kwa agronomists omwe amalembedwa mwaluso mitundu yosiyanasiyana ya tomato. Nthawi yomweyo ayenera kunena kuti mitunduyi idachokera poyamba ngati yosagonjetsedwa ndi matendawa, kotero iwo sangafanane ndi phytophthora kuposa omwe atchulidwa pamwambapa.

Mitundu yosakanikirana

Kodi tomato sakuopa phytophthora, monga ena? Chabwino, ndithudi, wosakanizidwa! Pambuyo pake, atachotsedwa, matendawa anawongolera, ndikubweretsa zomwe amayi a Chilengedwe adalenga kale. Tiyeni tiyambe ndi "Soyuz 8 F1", ndizovuta kwambiri ku bowa zonyansa ndi matenda ena, omwe amasiyanitsa pakati pa ambiri. Gulu lotsatira limene ndikufuna kunena ndi "La-la-F1 F1". Matatowa ndi njira yabwino yopezera phytophthora. Kuonjezera apo, iwo sali ndi kachilombo koyambitsa matenda ena a tomato - vertex zowola. Kutchulidwa kwapadera kumayenera kukhala "Skylark F1". Izi tomato, kuwonjezera pa kukana matendawa, komanso zipse molawirira kwambiri, osasiya phytophthora mwayi umodzi. Koma, monga mukudziwira, ngati phytophthora sanagonjetse chomera panthawi ya kukula, sizikutanthauza kuti zipatso sizidzavutika ngakhale zitasungidwa. Imodzi mwa mitundu, yomwe zipatso zake sizikudwala matendawa ndi kusungirako nthawi yaitali, ndi "Chaka Chatsopano F1".

Koma, ngati sichiziziritsa, ngakhale mitunduzi zimadwala nthawi zina, kotero kuti chitetezo chokhacho chachangu ku matendawa ndi chithandizo cha panthaŵi yake ndi fungicides. Kuphatikizana ndi kubzala mitundu yomwe imatsutsana ndi phytophthora, imapereka mpata waukulu kwa mbewu yayikulu ndi yathanzi.