Figure 2. Photograph and photomicrograph of granite showing (A) outcrop, (B) hand specimen, (C D E and H) have large and small crystals of biotite (Bt) and muscovite (Ms) under analyzed light

From

Change in Soil Fertility and Beetroot Productivity after Single and Mixed Application of Basalt Dust, Poultry Manure and NPK 20-10-10 in Nkwen (Cameroon Volcanic Line)

Pierre Wotchoko, Primus Azinwi Tamfuh, David Guimolaire Nkouathio, Djibril Gus Kouankap Nono, Christabel Simoben Bongkem, Marie LouiseVohnyui Chenyi, Dieudonné Bitom

World Journal of Agricultural Research. 2019, 7(4), 137-148 doi:10.12691/wjar-7-4-4