Midabka sagxadda dhulka daaqsinka ah-ilaalinta dheelitirnaanta deegaanka Midabka sagxadda ilaalinta deegaanka ee dallacin kara, sidoo kale loo yaqaan shubka daloola, ee dusha ka ah wadarta guud oo lagu daboolay lakab khafiif ah oo ah koollada sibidhka, wadar iyo koollada sibidhka oo midba midka kale ku xidhan yahay si ay u sameeyaan qaybsanaan siman oo dalool ah.
Dayactirka dheelitirka ecological midabka sagxadda ilaalinta deegaanka permeable, oo sidoo kale loo yaqaan "shamiitada dalool", by dusha wadarta guud ee aan daboolnayn lakabka khafiifka ah ee koollada sibidhka, wadarta iyo koollada sibidhka xidhan midba midka kale si ay u sameeyaan qaybinta direyska ah godadka ee qaab dhismeedka malabka, sidaas darteed waxa uu leeyahay permeability hawada, permeability biyaha iyo fudayd muuqaalada biyaha si wax ku ool ah u pheeligging. khataraha wasakhowga deegaanka sida xeryahooda saliidda ee dhulka. Waa shay laami ah oo aad u fiican si loo ilaaliyo dheelitirka deegaanka ee deegaanka. Dabaqyada dabaqa ah ee midabada leh ayaa lagu dabaqi karaa laamiyada, fagaarayaasha dadweynaha, baarkinnada baabuurta ee hawada furan, wadooyinka jardiinooyinka, wadooyinka ganacsiga ee lugeynaya, wadooyinka xaafadaha iyo barxadaha bulshada iyo wixii la mid ah.
