Humic acid determination in some compost and fertilizer samples
By: Shamiyah, Ilham S.; Halabi, Muhammad N.; al-Ashgar, Nizam M.. International Conference on Science and Development (6th : 2017 : Gaza, Palestine) IUG Journal of Natural Studies. No. (s) (Mar. 2017), pp.42-50, 9 p.
Subjects: Fertilizers; Humic acid; Humus