1. Adeoye GO, Sridhar MKC, Ipinmoroti RR (2001) Potassium recovery from farm wastes for crop growth. Commun Soil Sci Plant Anal 32:2347–2358
2. Badr AM, Shafei MA, Sharaf El-Deen SH (2006) The dissolution of K and P-bearing minerals by silicate dissolving bacteria and their effect on sorghum growth. Res J Agric Biol Sci 2:5–11
3. Badr MA (2006) Efficiency of K-feldspar combined with organic materials and silicate dissolving bacteria on tomato yield. J Appl Sci Res 2:1191–1198
4. Basak BB, Meena HM, Meena MS (2015) Potassium bio-fertilizer: viable technology for sustainable agriculture. Indian Farming 64(11):2–4
5. Basak BB, Biswas DR (2009) Influence of potassium solubilising microorganism (Bacillus mucilaginosus) and waste mica on potassium uptake dynamics by sudan grass (Sorghum vulgare Pers.) grown under two Alfisols. Plant Soil 317:235–255