Effect of foliar spraying times and levels of yeast extract and boron on productivity and quality of sugar beet under sandy soil conditions
By: Sarhan, Mahmud Hazim; al-Zayni, Maha Muhammad; Abd al-Fattah, Iman M.. Zagazig Journal for Agricultural Researches. Vol. 47, no. 2 (2020), pp.389-401, 13 p.
Subjects: Environmental factors; Liquid fertilizers; Sandy soils; Sugar crops; plants' leaves