Barber A S,Mackay A D.Root growth and potassium uptake by two corn genotypes in the field[J].Fertilizer Res,1986,10:217-231.
[4]
Bonser A M,Lynch J,Snapp S.Effect of phosphorus deficiency on growth angle of basal roots in phaseolus vulgaris[J].New Phytol,1996,132:281-288.
[5]
Horst W J,Abdou M,Wiesler F.Genotypic differences in phosphorus efficiency of wheat[A].In:Plant nutrition-from genetic engineering to field practice[M].Kluwer Academic Publishers,1993.367-370.
[6]
Quisenberry J E,McMichael B L.Screening cotton germplasm for root growth potential[J].Env Exp Bot,1996,36:335-337.
[7]
Dunlop D S,Curtis W R.Synergistic response of plant hairy-root cultures to phosphate limitation and fungal elicitation[J].Biotechnology Progress,1991,7:434-438.
[8]
Gakmak I,Hengeler C,Marschner H.Partitioning of shoot and root dry matter and carbohydrates in bean plants suffering from phosphorus,potassium and magnesium deficiency[J].J Exp Bot,1994,45:1245-1250.
[9]
Johnson J F,Vance C P,Allan D L.Phosphorus deficiency in Lupinus albus,Altered lateral root development and enhanced expression of phosphoenolpyruvate carboxylase[J].Plant Physiol,1996,112:31-41.
Crews T E.The supply of phosphorus from native,inorganic phosphorus pools in continuously cultivated Mexican agroecosystems[J].Agric Ecosystems and Envir,1996,57:197-208.
[13]
McLachlan K D.Acid phosphatase activity of intact roots and phosphorus nutrition in plants.Ι.Assay conditions and phosphatase activity[J].Aust J Agric Res,1980,31:429-440.