& et al., Mageed. “EFFECT OF NITROGENOUS FERTILIZER SOURCES AND ANTI-TRANSPIRATION IN THE ROOT OF POTATO PLANT AND CONTENT OF THE CONCENTRATION OF NITRATE AND CYTOKININE AND PROLINE”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, vol. 47, no. 1, Feb. 2016, https://doi.org/10.36103/ijas.v47i1.630.