Esenbaeva, A.E., O.A. Ten, and D.S. Balpanov. “THE METHOD TO OBTAIN COMPLEX MINERAL-ORGANIC BIOFERTILIZER BASED ON BIRD DROPPINGS”. Eurasian Journal of Applied Biotechnology, no. 3 (September 24, 2014). Accessed May 18, 2024. https://www.biotechlink.org/index.php/journal/article/view/245.