Guerra, Hugo Orlando Carvallo, Universidade Federal de Campina Grande, Brazil

• Ambiente e Agua - An Interdisciplinary Journal of Applied Science Vol. 10 No. 1 (2015) - Papers
  NPK fertilization and irrigation of sunflowers in Luvisol: Vegetative behavior
  Abstract  PDF (Português (Brasil))  PDF  PDF (Español (España))  Payment receive  correspondence letter