Biological properties of lateritic red soil and their relationships with soil fertility in Southern China under different land use types. Growth Response of Teak Clone Seedlings to Calcium,Boron and Nitrogen Supply in Acid Soil Effects of simulated acid rain on leaching of phosphorus, Ca2+, Al3+ and Fe2+ from lateritic red soils Effect of application method on copper transport by runoff from sloping lateritic red soils amended with sewage sludge