Basak, B.B., Biswas, D.R. 2009. Influence of potassium solubilizing microorganism (Bacillus mucilaginosus) and waste mica on potassium uptake dynamics by sudan grass (Sorghum vulgare Pers.) grown under two Alfisols. Plant and Soil. 317, 235-255.
Britto, D.T., Kronzucker, H.J. 2008. Cellular mechanisms of potassium transport in plants. Physiologia Plantarum. 133, 637-650. [OpenAIRE]
Carvalhais, L.C., Dennis, P.G., Fedoseyenko, D., Hajirezaei, M.R., Borriss, R., Wiren, N. 2011. Root exudation of sugars, amino acids, and organic acids by maize as affected by nitrogen, phosphorus, potassium, and iron deficiency. Journal of Plant Nutrition and Soil Science. 174, 3-11.
Casson, S.A., Lindsey, K. 2003. Genes and signalling in root development. New Phytologist. 158, 11-38.
Erro, J., Zamarreño, A.M., García-Mina, J.M. 2010. Ability of various water-insoluble fertilizers to supply available phosphorus in hydroponics to plant species with diverse phosphorusacquisition efficiency: involvement of organic acid accumulation in plant tissues and root exudates. Journal of Plant Nutrition and Soil Science. 173, 772-777. [OpenAIRE]
Fageria, N.K., Barbosa Fiho, M.P., Costa, J.G.C. 2001. Potassium-use efficiency in common bean genotypes. Journal of Plant Nutrition. 24, 1937- 1945. [OpenAIRE]
FAI. 2007. Fertilizer Statistics 2006-2007. The Fertilizer Association of India, New Delhi.
Fallik, E., Yaacov, O., Ephraim, E., Alexander, G., Meir, F. 1989. Identicfiation and quanticfiation of IAA and IBA in Azospirillum brasilense-inoculated maize roots. Soil Biology and Biochemistry. 21, 147-153. [OpenAIRE]
Farmaha, B.S., Fernandez, F.G., Nafziger, E.D. 2012. Distribution of soybean roots, soil water, phosphorus and potassium concentrations with broadcast and subsurface-band fertilization. Soil Science Society of America Journal. 76, 1079-1089. [OpenAIRE]
Fujii, K., Aoki, M., Kitayama, K. 2012. Biodegradation of low molecular weight organic acids in rhizosphere soils from a tropical montane rain forest. Soil Biology and Biochemistry. 47, 142-148.
Gaxiola, R.A., Sanchez, C.A., Paez-Valencia, J., Ayre, B.G., Elser, J.J. 2012. Genetic manipulation of a “vacuolar” H+-PPase: from salt tolerance to yield enhancement under phosphorus-deficient soils. Plant Physiology. 159, 3-11.
Grierson, P.F. 1992. Organic acids in the rhizosphere of Banksia integrifolia L.f. Plant and Soil. 144, 259-265. [OpenAIRE]
Hafsi, C., Atia, A., Lakhdar, A., Debez, A., Abdelly, C. 2011. Differential responses in potassium absorption and use efficiencies in the Halophytes catapodium rigidum and Hordeum maritimum to various potassium concentrations in the medium. Plant Production Science. 14, 135-140.
Hassan, Z.U., Arshad, M. 2010. Cotton growth under potassium deficiency stress is influenced by photosynthetic apparatus and root system. Pakistan Journal of Botany. 42, 917-925.
He, C.E., Zhu, O.Y., Zhen, R.T., Schaffer, H.D. 2012. Yield and potassium balance in a wheatmaize cropping system of the north China plain. Agronomy Journal. 104, 1016-1022.