[1]
A. R. Alves, M. A. A. Passos, and A. C. Holanda, “CRITICAL LEVELS OF POTASSIUM IN THE INICIAL GROWTH OF NIM (Azadirachta indica A. juss.) IN SOILS OF ZONA DA MATA DE PERNAMBUCO”,
Green Journal
, vol. 5, no. 1, pp. 58–71, Mar. 2010.