1. Halaye da kasadar yashi da silt Layer
Lokacin haƙa ramuka a cikin yashi mai laushi ko ƙasa maras kyau, idan matakin ruwan ƙasa ya yi girma, yakamata a yi amfani da laka don samar da ramuka don kariyar bango. Irin wannan stratum yana da sauƙin wankewa a ƙarƙashin aikin ruwa na ruwa saboda babu wani mannewa tsakanin kwayoyin halitta. Saboda na'urar hakowa ta rotary kai tsaye tana ɗaukar ƙasa zuwa cikin rami, ƙasan da aka haƙa ana sake yin fa'ida ta guga haƙori zuwa ƙasa. Bokitin hakowa yana motsawa a cikin laka, kuma saurin gudu na ruwa a waje da bututun hakowa yana da girma, wanda ke da sauƙin haifar da rushewar bangon ramin. Yashi da aka wanke ta bangon ramin yana ƙara rage tasirin kariyar bango na laka kariyar bango. Zai fi dacewa ya haifar da matsaloli irin su kare wuyansa har ma da rushewar rami.
2. Lokacin da hanyar ginin rotary hakowa ya rungumi kariyar bangon laka a cikin yashi mai kyau na farko ko siliki ƙasa, yakamata a yi la'akari da waɗannan matakan:
(1) A rage saurin saukarwa da ja da sauri na rawar sojan da ya dace, rage yawan laka tsakanin bokitin rawar soja da bangon ramuka, da rage zaizayar kasa.
(2) Yadda ya kamata a ƙara kusurwar haƙoran haƙora. Ƙara tazara tsakanin bangon rami da bangon gefen guga na rawar soja.
(3) Yadda ya kamata a ƙara yanki na ramin ruwa a cikin bokitin hakowa, rage mummunan matsa lamba a sama da kasa na bokitin hakowa yayin aikin hakar, sa'an nan kuma rage yawan laka a cikin karamin rami.
(4) Sanya kariyar bangon laka mai inganci, auna yawan yashi na laka akan lokaci. Ɗauki matakai masu tasiri a cikin lokaci lokacin da ya wuce misali.
(5) Duba maƙarar murfin ƙasa na bokitin rawar soja bayan rufewa. Idan aka gano cewa tazarar da ake samu ta hanyar murdiya tana da yawa, to sai a gyara ta cikin lokaci domin gujewa zubar yashi.
Lokacin aikawa: Fabrairu-23-2024