Effect of Arbuscular Mycorrhizal Fungi and NPK Fertilizer on Roots Growth and Nitrate Reductase Activity of Coconut

Wawan Sulistiono, Bram Brahmantiyo, Slamet Hartanto, Himawan B. Aji and H. Kisey Bina

Journal of Agronomy 19 ( 1 ): 46 - 53 , 2020