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- He, Zhongqi; Endale, Dinku M.; Schomberg, Harry H.; Jenkins, Michael B.
- Soil science 2009 v.174 no.12 pp. 687
- poultry manure; soil amendments; long term experiments; agricultural soils; phosphorus; zinc; copper; manganese; soil fertility; soil chemistry; soil nutrients; no-tillage; conservation tillage; Georgia
- ... Poultry litter (PL) is an inexpensive and effective source of plant nutrients. However, overapplication could result in phosphorus (P) and heavy metal accumulation in soils. A field experiment evaluating PL application to a Cecil soil used for cotton and corn production has been maintained for 10 years. At the end of the cotton phase (i.e., the first 5 years), PL annually applied at 4.5 Mg ha did ...