Zamkatimu
Chochita ndi maluwa oyera pa masamba a currant
White pachimake pa currants ndi chizindikiro cha powdery mildew. Matenda a fungal amakhudza mwachangu mbali zabwino za mbewu. Zizindikiro zoyamba zimawonekera kumbuyo kwa tsamba, lomwe limakutidwa ndi maluwa a mealy. Dziwani chifukwa chake ma currants amadwala komanso momwe mungachotsere matendawa.
Kodi maluwa oyera pamasamba a currant amachokera kuti?
The causative agent of powdery mildew ndi bowa womwe umalimbana ndi kuzizira kozizira, kubisala m'masamba akugwa, udzu ndi nthaka. Zinthu zikafika bwino, mikangano imayamba kukula mwachangu.
White pachimake pa currants kapena powdery mildew mwamsanga amafalikira ku zomera zoyandikana
Zifukwa zazikulu zomwe powdery mildew zimawonekera pamasamba a currant:
- chilimwe chofunda koma mvula;
- kusowa kwa kuyatsa;
- kukwanira kosayenera;
- chisamaliro chosakwanira.
Kuchuluka kwa ntchito za fungal kumachitika mu Julayi. Ngati panthawiyi chinyezi cha mpweya chikuwonjezeka, ndiye kuti matenda sangathe kupewedwa.
Shrub imabzalidwa pamalo otseguka kuti dzuwa liziwunikira bwino tsiku lonse. Mtunda pakati pa zomera umasiyidwa pafupifupi 1 m, mphukira zonse zokulirapo zimadulidwa kuti chitsambacho chikhale ndi mpweya wabwino.
Zoyenera kuchita ngati pachimake choyera chikuwonekera pa currants
Kulimbana ndi mealy plaque kumayamba pomwe zizindikiro zoyamba za kuwonongeka zikuwonekera. Ngati matendawa aloledwa kutenga njira yake, kukula kwake kumafa, masamba azipiringa, zipatso ndi ovary zimagwa. Chitsamba chimasiya kukula ndi kufa.
Chithandizo cha anthu cha powdery mildew pa currants:
- Kulowetsedwa kwa mullein. Njira yothetsera vutoli imakonzedwa kuchokera ku gawo la mullein ndi magawo atatu a madzi, amaumirira m'malo otentha kwa masiku angapo. Asanayambe kupopera mbewu mankhwalawa, slurry imachepetsedwa ndi madzi 3: 1.
- Kupukuta ndi phulusa. Mvula ikatha, chitsambacho chimawazidwa phulusa mochulukira kotero kuti mbewu yonse idakwiririka.
- Soda njira. Sungunulani 200 g soda ndi 100 g sopo wochapira mu 100 malita a madzi.
- Kupopera mbewu mankhwalawa ndi seramu. Pa malita 9 a madzi, 1 lita imodzi ya whey imagwiritsidwa ntchito.
Mankhwala a Shrub amachitika kumayambiriro kwa masika, asanatuluke maluwa, pambuyo pake ndi autumn. M'chilimwe, mbewuyo imapopera mvula. Ngati matendawa ndi apamwamba, ndi bwino ntchito mankhwala kukonzekera munali mkuwa.
Musaiwale za kupewa matenda: kukulitsa mitundu yosamva, tizilombo toyambitsa matenda, kudulira mwaukhondo pa nthawi yake. Mu kugwa, chotsani zotsalira za zomera zonse, kuziwotcha kutali ndi malo, kukumba nthaka pansi pa tchire.
N'zotheka kuchotsa powdery mildew pa currants, koma mothandizidwa ndi kupewa ndi njira zonse. Musanyalanyaze malangizo awa, ndiye kuti dimba lanu lidzakhala lathanzi nthawi zonse.