Pasture growth and soil fertility: VIII. the influence of grasses, white clover, fertilisers, and the return of herbage clippings on pasture production of an impoverished soil

摘要

The effects of the factors given in the above title on herbage yield and on some soil characteristics were studied in a mown plot trial lasting six-and-one-half years. Initially the soil contained less than 0.1 per cent nitrogen and had very poor structure.