Herbicides for sako iko: da iri da kuma hanyoyin da mataki

A yanayi, akwai dubban irin shekara-shekara da perennial weeds. Wadannan ubiquitous "m" sa wani m gasar da amfanin gona shuke-shuke, ya tauye su danshi, haske da kuma gina jiki daga ƙasa. Wannan kowa hanya kamar yadda weeding, ba ko da yaushe tasiri a wajen magance weeds, kamar yadda perennial jinsunan da sauri germinate a cikin ƙasa na sauran sassa na rhizomes. A sa'an nan, kuma zo da taimakon da herbicides don sarrafa weeds.

A mataki na herbicides

Herbicides - musamman sinadaran abubuwa nufi ga iko
lambar ko rigakafin ci gaban da weeds. Bugu da kari, ta amfani da herbicidal qagaggun ne mai yiwuwa a rage ko ma gaba daya kawar da manual ko mechanized namo, game da shi, rage danshi asara da kuma hana ƙasa yashewa. Herbicides ya kasu kashi biyu Categories - maras zabe (m mataki) da zabe (zabe).

Herbicides don sarrafa weeds nonselective

Herbicidal formulations m mataki a cikin rashi na aiyuka filin
(Aljanna) na horar da shuke-shuke, kamar yadda suka cinye duk samuwa ciyayi, iya shiga cikin leaf surface. Yawanci, ba zabe nufin ana amfani da farko harbe bayan girbi, ko a lokacin da filin settles tururi. Duk da haka, 'yan aukuwa sa shi yiwuwa a yi amfani da wasu daban na herbicides a cikin wannan rukunin, kamar wani samfurin to genetically
modified iri da kuma hybrids amfanin gona (misali, waken soya, sugar gwoza, dankalin turawa, da dai sauransu), tun suna da wani gene ga jure wadannan jamiái. A mataki na ba-zabe herbicides za a iya yi a hanyoyi biyu - da lamba kuma tsari. Lokacin da lamba mataki kwayoyi tasiri kai tsaye a kan bi da surface. Suka fara aiki sosai da sauri kuma ba wanke tafi da ruwan sama. A cikin tsari mataki na aiki abu, motsi ta hanyar da shuka ta zuwa ga batu na girma, haddasa su nau'i nau'i. Irin wannan kudi tunawa more sannu a hankali a cikin shuka, amma yana da matukar tasiri a kashe perennial weeds da karfi da kuma m tushen tsarin.

Herbicides for zabe iko da weeds

Herbicidal formulations na zabe mataki shafi takamaiman amfanin gona ba tare da raunana su, amma kawai domin iko ciyawar da ta tsiro tare da al'adun wannan filin. Wadannan kudi ciki daban-daban sinadaran azuzuwan da kuma samun daban-daban sunadaran da mataki. Don kawar da phytotoxicity da miyagun ƙwayoyi al'ada a wasu lokuta tambaya antidotes. Herbicides don sarrafa weeds mallaka biochemical selectivity, dangane da ikon da shuke-shuke da kansu halakar da mai guba mahadi cikin wadanda ba mai guba. Morphological nuna bambanci kan bambance-bambance a cikin external tsarin horar da shuke-shuke, wato a cikin tsari da kuma tsari na ganye, kazalika da peculiarities na surface (hairiness, kakin shafi, da sauransu.) - duk wannan ya hana a shigar azzakari cikin farji na herbicides.

Topographic selectivity herbicide halin kam a cikin sama Layer na kasar gona ta mamaye ta colloidal barbashi (lãka, humus), inda mai guba sakamako daga cikin miyagun ƙwayoyi ba ya isa da tushen da horar da shuka da kuma ciyawar da ta tsiro a cikin sama Layer na kasar gona hallaka. A mafi inganci shi ne yanzu zabe herbicides don sarrafa weeds. Farashin wadannan kwayoyi dogara a kan abun da ke ciki da kuma yanayin aiki.