TY - BOOK TI - Crop wastes: rice hull (Oryza sativa L.) and sugarcane (Saccharum Officinarum) as a biochar nutrient solution for lettuce growth in a hydroponics system AV - STM 2025 020 PY - 2025/// KW - Rice hull (Oryza sativa L.) KW - Sugarcane (Saccharum Officinarum) KW - Biochar nutrient solution KW - Hydroponics system ER -