Pengaruh Pemberian Kompos Kulit Kopi Dan Pupuk Npk Terhadap Pertumbuhan Dan P…

This research aims to determine the growth and production of soybean plants by composting coffee rind and NPK as well as getting the best dose. This research has been conducted at the Faculty of Agriculture Experimental Station Riau University Campus Bina Widya km 12.5 Simpang Baru Kecamatan Tampan Kotamadya Pekanbaru, for three months, from April to July 2017. This study used a factorial rando…