Mawanga White pa masamba a nkhaka: Kodi pali nkhawa?

Kukula nkhaka amaganizira angapo mavuto Ndipotu, ndi zomera okha, ndi zipatso akhoza kuonongeka ndi tizirombo zosiyanasiyana, matenda a mafangasi, tizilombo kapena matenda bakiteriya. Pakati pa zifukwa akatswiri, zafala monga chisamaliro cholakwika masamba awa. Mwachitsanzo, kuchuluka chinyezi limapezeka zowola woyera, anthracnose, powdery cinoni, mizu kuyamba kuvunda kanthawi. Koma chinyezi adatchithisira kulimbikitsa chitukuko cha akangaude. Komanso, nthawi zambiri amadabwa vwende aphid. Pankhaniyi, matenda ya khateyo mofulumira onse mu chatsekedwa ndipo pansi lotseguka.

Ngati inu munazindikira mawanga woyera pa masamba a nkhaka, dziwa kuti angakhale tizilombo mafangasi. Mwachitsanzo, woyera zithunzi za kukwapula hothouse zomera: ku matenda pa masamba a nkhaka bwino kusiyanitsa mawanga nyenyezi woboola pakati. Ndi chitukuko cha matenda pepala lonse akhale woyera, koma mitsempha kukhala obiriwira pa izo. zipatso sumangoyambika, ndipo ngati iwo akamakula, amaoneka oipa: ali makamaka ang'ono ndi chimauma. Komanso, nkhaka tikhale ngati mtundu, wopangidwa mwa n'kupanga chikasu ndi woyera. Ngati inu munazindikira chitukuko cha matenda a nkhaka mu wowonjezera kutentha, ndi chithunzi matenda zipatso amene timalandira m'nkhani, inu tikhonza sizimapweteka. Zimenezi zingakuthandizeni kudziwa matenda mtsogolomo kwa nthawi yaitali kukumbukira zizindikiro choyamba.

Powona anafotokoza mawanga woyera pa masamba a nkhaka, si koyenera kudikira mpaka chomera akuyamba kubala zipatso, ndi bwino nthawi yomweyo kuwononga. Kumene, polimbana ndi matenda tizilombo ndi zovuta, chifukwa pachiyambi m'pofunika mankhwala zipangizo zonse, muli ndi zipangizo 5% njira ya permanganate potaziyamu. Otsala miyeso ulamuliro ndi njira: chifukwa kufesa bwino kutenga m'chilimwe mbewu 2-3 amene ankawaviika wapadera njira kutonthozedwa. Musaiwale za kasinthasintha mu greenhouses ayenera m'thaka pamaso kufesa.

Koma mawanga woyera pa masamba a nkhaka akhoza kukhala chizindikiro cha akangaude, zimene zinachitikira iwo amaoneka ngati mfundo, umene mapeto kuyanika wa masamba bwanji. Kumbali pansi masamba mudzapeza sadzachitanso kuonekera cobweb. Kuti tichotse akangaude, muyenera kusonkhanitsa masamba onse akhudzidwa ndi kuwatentha. Komanso, chomera ayenera nthawi zonse ankachitira ndi mankhwala wapadera - tizirombo. Ndiye yang'anani mwatcheru kuonetsetsa kuti iwo sanali kuzungulira namsongole.

Koma ngati inu mungazindikire dehiscent brownish ndi mawanga woyera pa masamba a nkhaka, izo askohitoz. Mu ichi matenda, ndi nkhaka amakhala ngati yophika, patapita kanthawi, iye usiye wakuda ndi kufota. matenda amakhudza zomera ofooka, izo kumathandiza chitukuko cha mpweya chinyezi, ndipo anakhalabe wothandizila ake akhale nthaka, mbewu, ndi zatsalira unharvested mbewu.

Komanso, nkhaka anu akhoza kugunda ndi powdery cinoni - zikuoneka mawanga woyera pa masamba. M'kupita kwa nthawi, padziko lonse ali ndi zolengeza, imbaenda ku imfa ya zanthete ndi zimayambira.

Ngati mwaganiza kuchita kulima masamba pansi lotseguka kapena chatsekedwa, ndi bwino kudziwa pasadakhale onse a matenda a nkhaka. Ndipo menyanani nawo (isanayambe kapena itatha zithunzi otsimikiza mphamvu ya kukhazikitsa), ndi njira, akhoza kukhala bwino ngati inu kuyendera chomera tsiku ndi tsiku, nthawi zonse kuchiza ndi kutaya zikumera matenda.