@book{299206,
	author = {Oliveira, Wagner da Silva},
	title = {Microbial fertilizer from PK rocks  on lettuce nutrients and soil  attributes in consecutive crops},
	note = {
Publicação on-line; 29 ref.; 2 illus.; 2 tables; Summaries (En, Pt)

},
	url = {https://www.scielo.br/j/pab/a/TpnXdLFfgVW5CqVSP99PvYn/?format=pdf&lang=en}
}