TY - BOOK AU - (Dharam) TI - Text book of modern concept of soil science: Introduction to soil: Physical, chemical and biological perspective SN - 978-93-5540-180-9 U1 - 631.4 SIN PY - 2022/// CY - Ludhiana PB - Kalyani Publishers KW - Soil parent materials KW - Soil aeration KW - Soil organic matter KW - Bio-fertilizer ER -