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NPK fertilization on initial growth of physic nut seedlings in Quartzarenic Neossol

Patrícia Teixeira de Souza, Enilson de Barros Silva, Paulo Henrique Grazziotti, Luiz Arnaldo Fernandes

01/Apr/2011

Balanced fertilization is important for plant growth. There is little information on physic nut (Jatropha curcas L.) and tests with the fertilization of the species are very recent. This study evaluated the initial growth of physic nut seedlings in response to NPK rates to Quartzarenic Neossol in a greenhouse and estimated P and K critical soil levels and N, P and K in shoot dry matter after 120 days of evaluation. The treatments were arranged in a randomized, fractional factorial […]