Dhassi, Khalid, Saad Drissi, Kacem Makroum, Fatimzahra Nasreddine, Fouad Amlal, and Abdelhadi Aït Houssa. 2019. “Effects of Boron Fertilization on Sunflower Grown on Low Boron Sandy Soil”. SAINS TANAH - Journal of Soil Science and Agroclimatology 16 (1): 67-75. https://doi.org/10.20961/stjssa.v16i1.26114.