Yaushe alkama ya fi kyau don ciyawa?Kashi 90% na manoma ba su san yadda ake sarrafa alkama na Jijie ba

Tambayar ko za a yi amfani da maganin ciyawa na alkama (musamman bayan fitowar, da kuma abubuwan da ke gaba duk suna wakiltar maganin ciyawa bayan fitowar) zai zama batu a kowace shekara.Ko a yanki guda, za a sami muryoyi daban-daban.Wasu manoman suna ganin illar ciyawa a shekarar da ta wuce yana da kyau, babban dalili shi ne, juriyar ciyawa kafin shekara ta yi kadan;wani bangare na manoma suna tunanin cewa tasirin herbicides bayan shekara yana da kyau, babban dalilin shi ne cewa sarrafawa ya cika, wanda yake daidai da wanda ba daidai ba, wannan labarin ya ƙunshi, zan ba ku cikakken bincike.
Bari in ba da amsa ta farko: Ana iya amfani da maganin ciyawa kafin shekara da kuma bayan shekara, amma ana so kowa ya yi amfani da su kafin shekara.
A halin yanzu, saboda yanayi daban-daban, yanayin zafi da sauran yanayi a wuraren dashen alkama na hunturu, akwai kuma bambance-bambance a lokacin shan magani.A gaskiya ma, ana iya amfani da magani kowace shekara.
Koyaya, bisa ga haɓakar alkama da ciyawa, shawarar gabaɗaya ita ce mafi kyau kafin.
Dalili kuwa shine:
Na farko, da weeds kawai fito da 'yan shekaru da suka wuce, da kuma juriya ga herbicides ne ba babba.
Na biyu, shi ne mafi m.Bayan shekara, bayan an rufe rijiyar alkama, ba za a buge ciyawa ta hanyar ciyawa ba, wanda zai shafi tasirin ciyawa.
Na uku, wasu magungunan ciyawa suna da illa ga alkama.Daga baya an shafa feshin, amfanin alkama daga baya zai yi tasiri.

Dalilan bada shawarar maganin ciyawa
1. Tasirin ciyawa
A karkashin yanayi guda, tasirin amfani da maganin ciyawa kafin shekara ya fi na bayan shekara.Akwai manyan dalilai guda uku.Na daya shi ne juriyar ciyawa kadan ne;Shekaru uku da suka gabata, kafin a rufe alkama, ana iya fesa ruwan maganin ciyawa kai tsaye a saman ciyawar, amma bayan an rufe alkama, za a rage yawan ciyawa.An ce tasirin ciyawar shekarar da ta gabata ya fi na shekarar da ta gabata (irin yanayin waje).
2. Kudin ciyawa
Daga nazarin farashin ciyawa, adadin maganin ciyawa a shekarar da ta gabata bai kai na shekarar da ta gabata ba.Umarnin don amfani zai gano cewa ana amfani da shi lokacin da ciyawa ke cikin mataki na ganye na 2-4, wato, sashi shine sashi na ciyawa jim kadan bayan bayyanar ciyawa (shekaru da suka wuce), da kuma bayan sabuwar shekara. , ciyawa sun kai ganye 5-6., ko ma ya fi girma, idan kuna son cimma tasirin weeding, za ku ƙara yawan adadin daidai.Wani saitin magunguna ya buge mu ƙasa ɗaya kafin shekara, kuma maki 7-8 kawai bayan shekara, wanda ba ganuwa yana ƙaruwa farashin magani.
3. Batun tsaro
Amincewar da aka ambata anan shine galibi amincin alkama.Wataƙila kowa ya san cewa mafi girma alkama, mafi girman yiwuwar phytotoxicity bayan fesa maganin herbicides (dangane da magana), kuma bayan haɗin gwiwa, ba za mu iya yin amfani da maganin herbicides ba., Na ga wasu masu noman, don jira lokacin da ya dace bayan shekara, an haɗa alkama kuma har yanzu suna shafa maganin ciyawa.Yana yiwuwa cewa sakamakon jira shi ne cewa alkama yana da phytotoxicity.Yayin amfani da herbicides (matakin leaf 2-4 na weeds) a cikin 'yan shekarun da suka gabata, phytotoxicity kuma zai faru (zazzabi mara kyau, hanyar aiki, da sauransu yayin amfani), amma yuwuwar ta ragu sosai.
4. Tasirin amfanin gona na gaba
Wasu nau'ikan maganin ciyawa na alkama zasu haifar da phytotoxicity (matsalolin da suka rage na herbicide) a cikin amfanin gona ɗaya a cikin amfanin gona na gaba, kamar tasirin Trisulfuron akan gyada.Ba a ba da shawarar shuka gyada ba, saboda yana iya haifar da phytotoxicity, kuma irin wannan herbicide tare da Trisulfuron-methyl, idan aka yi amfani da shi a shekara guda da ta gabata, zai rage tasirin amfanin gona na gaba, ko ma ba zai faru ba, kuma akwai karin watanni 1-2 don maganin ciyawa ya lalace.
Bayan mun yi magana game da dalilin da ya sa kuka zaɓi yin amfani da maganin ciyawa na alkama shekara ɗaya da ta gabata, bari mu yi magana game da wasu matakan kiyayewa yayin amfani da maganin alkama (ko kafin shekara ne ko bayan shekara).

Na hudu, amfani da ciyawa na alkama yana taka-tsantsan
1. Lokacin fesa maganin ciyawa, zafin jiki bai kamata ya yi ƙasa da ƙasa ba, kuma a tabbatar cewa zafin lokacin fesa ya wuce digiri 10 (bambancin zafin jiki yana da girma, kuma ana iya amfani da zafin da safe da rana).
2. Lokacin fesa maganin ciyawa, ana ba da shawarar zaɓar yanayin rana.Bayan 10:00 na rana da kuma kafin 16:00 na rana, kada ku yi amfani da shi a cikin iska.
3. Lokacin fesa maganin alkama, a haɗa ruwan daidai gwargwado, kar a sake fesa ko rasa fesa.
A cikin 'yan shekarun nan, faruwar alkama na daji yana ƙara yin tsanani, kuma alkama na daji da muke faɗa a zahiri an raba su zuwa brome, hatsin daji, da buckwheat.Domin sau da yawa ba za mu iya sanin irin alkama na daji ba, maganin ba daidai ba ne, ta yadda alkama na daɗa da yawa, wanda ke shafar yawan alkama.
Shin ya dace a buga alkama daji a filin alkama yanzu?Na yi imanin cewa manoma da masu amfani da su a wurare da yawa sun damu da wannan matsala, kuma a wannan shekara, an fi samun alkama na daji a cikin gonakin alkama fiye da shekarun baya.Bugu da kari, alkama na daji ba shi da sauki a iya sarrafa alkama, kuma manoman sun damu cewa hakan zai shafi noman alkama a shekara mai zuwa.