List of Articles humic chelate magnesium Open Access Article Abstract Page Full-Text 1 - The effect of various amounts of humic chelate magnesium and gibberellic acid on yield and yield components of cowpea Sami Saadi Tayeb Saki Nejad Open Access Article Abstract Page Full-Text 2 - Effect of different amounts of humic chelate magnesium and Gibberellins on the growth and yield of cowpea Sami Saadi Tayeb Saki Nejad