Effects of plant residue quality, application rate, and placement method on phosphorus availability from Sokoto rock phosphate O. O. OladejiG. O. KolawoleG. Tian Original Paper 31 August 2006 Pages: 1 - 10
Effect of aging on the availability of zinc added to a calcareous clay soil Y. B. MaN. C. Uren Original Paper 01 August 2006 Pages: 11 - 18
Foliar boron application affects lint and seed yield and improves seed quality of cotton grown on calcareous soils Christos Dordas Original Paper 01 August 2006 Pages: 19 - 28
Long-term effects of inorganic fertilizers and manure on phosphorus reaction products in a Typic Ustochrept Varinderpal-SinghN.S. DhillonB.S. Brar Original Paper 30 August 2006 Pages: 29 - 37
Effect of cattle manure on selenate and selenite retention in soil Anne Falk ØgaardTrine A. SognSusanne Eich-Greatorex Original Paper 18 August 2006 Pages: 39 - 48
Nitrogen inputs in ground and surface waters in the middle Mulde catchment Ulrike Hirt Original Paper 30 August 2006 Pages: 49 - 65
Variations in grain nitrogen removal associated with management practices in maize production B. L. MaK. D. SubediA. Liu Original Paper 18 August 2006 Pages: 67 - 80
Crop yield, nitrogen uptake and nitrate-nitrogen accumulation in soil as affected by 23 annual applications of fertilizer and manure in the rainfed region of Northwestern China Sheng-Mao YangS. S. MalhiTian-Wen Guo Original Paper 30 August 2006 Pages: 81 - 94
Effect of incorporation of crop residues and organic manures on adsorption/desorption and bio-availability of phosphate Varinderpal-SinghN. S. DhillonB. S. Brar Original Paper 18 August 2006 Pages: 95 - 108