This study aims to determine the effect of Petro Gladiator® probiotic on The expansion of earthworms (Lumbricus rubellus), when it comes to the length and excess weight of earthworms to determine the compost produced from probiotics and earthworms (Lumbricus rubellus). This study used a very Randomized Structure (CRD) with three https://apa-itu-ayam-prebiotik47148.link4blogs.com/50838148/the-ultimate-guide-to-manfaat-probiotik-untuk-bayi