Liquid feather protein hydrolysate as a potential fertilizer to increase growth and yield of patchouli (Pogostemon cablin Benth) and mung bean (Vigna radiata) A Nurdiawati, C Suherman, Y Maxiselly, MA Akbar, BA Purwoko, ... International Journal of Recycling of Organic Waste in Agriculture 8, 221-232, 2019 | 42 | 2019 |