دکتر زینب علیپور
Two zinc sources were evaluated at 0, 2.5, and 5.0 lb Zn⁄ac: granular zinc sulfate (31% Zn) and MicroPel (1.6% Zn), a commercial pelleted limestone by Bay Chemical Company that was formulated to contain a number of micronutrients including zinc ().The resulting six treatments were each replicated six times in a Latin Square design to give a total of 36 plots per location.