Tropical soil pH and sorption complex prediction via portable X-ray fluorescence spectrometry

Anita Fernanda dos Santos Teixeira, Marcelo Henrique Procópio Pelegrino, Wilson Missina Faria, Sérgio Henrique Godinho Silva, Mariana Gabriela Marcolino Gonçalves, Fausto Weimar Acerbi Júnior, Lucas Rezende Gomide, Alceu Linares Pádua Júnior, Igor Alexandre de Souza, Somsubhra Chakraborty, David C. Weindorf, Luiz Roberto Guimarães Guilherme, Nilton Curi