G. Ayu Arwati, I.; Suprihatiningsih, W.; Alva, S.; Fitri, M.; Hidayat, I. .; Hasibuan, S. Use Of Vegetable And Fruit Waste To Make Environmentally Friendly Liquid Fertilizer In The Growth Of The Indonesian Community Of Pinang. IJCS 2024, 4, 119-122.