TY - BOOK AU - Muhammad Farooq Ahmad, TI - Incorporationg zinc, calcium, magnesium, phosphorous and potassium in carbon based biochar: A first-principles analysis SN - (hbk) U1 - 539.5 PY - 2023/// CY - Dera Ghazi Khan PB - Department of Physics, University of Education, Dera Ghazi Khan Campus KW - Zinc--Calcium--Magnesium--phosphorous--potassium--carbon--analysis ER -