Citation

Kliese Y., Strong W. M., Dalal R. C., Menzies N. W. (2005) Piggery pond sludge as a nitrogen source for crops 2. Assay of wet and stockpiled piggery pond sludge by successive cereal crops or direct measurement of soil available N. Australian Journal of Agricultural Research 56, 517-526.

https://doi.org/10.1071/AR04230