Changes in the adsorbed sulphate status of a yellow-brown earth after phosphate fertilisation and legume growth

摘要

The distribution of adsorbed sulphate in the top 50 cm of Pomare silt loam was investigated under two levels of phosphate fertilisation in the absence of plants, and under four legumes (lucerne, white clover, red clover, andLotus pedunculatus) at a low level of P.