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Gall, Louise, Estens, Craig (Gwydir Valley CGA, 2017-06-30)
Boron and Potassium have overlapping roles to play in plant physiology and hence are synergistic.
Montgomery, Janelle, Doble, John, Gall, Louise, Gwydir Valley Irrigators Association (2014-12-17)
a case study of irrigation managemet on Keytah - gwydir valley
