This analyze aims to ascertain the effect of Petro Gladiator® probiotic on The expansion of earthworms (Lumbricus rubellus), when it comes to the length and bodyweight of earthworms to determine the compost made from probiotics and earthworms (Lumbricus rubellus). This research employed a Completely Randomized Style (CRD) with 3 treatments https://www.tokobelanjasegar.com/brand/natural-poultry/