Effect of Zn application and soil pH on yield and element nutritional status of wheat (Triticum aestivum L.)

application rates cinc crop yield deficiencia de oligoelementos dose d'application estado nutricional greenhouses invernaderos manganese manganeso nutritional status ph rendement des cultures rendimiento de cultivos serre soil sol suelo sulfate de zinc sulfato de cinc trace element deficiencies triticum aestivum zinc zinc sulphate