Al- Jaberi MM. Effect of paper mill sludge (furfural) on soil respiration, urease activity and ammonia volatilization of calcareous soils. JWB [Internet]. 2023 Nov. 28 [cited 2025 Jan. 5];7(Special Issue):217-29. Available from: https://wildlife-biodiversity.com/index.php/jwb/article/view/491