& et al., E. “STUDY OF GROWTH, YIELD AND PHYTOSTEROL OF SQUASH (Cucurbita Pepo L. AND MEDICAL PUMPKIN (Cucurbita Pepo) AND THEIR HYBRID”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, Vol. 51, no. 2, Apr. 2020, pp. 675-84, doi:10.36103/ijas.v51i2.995.