ABSTRACT The experiment concerning the effect of nitrogen fer- tilizer dose on two varieties of cabbage growth and producth tion at lowland plain, had been carried out on October, 15 until January, 27, 1989. Its located at Agriculture High School aren Purwokerto, Banyumas district, Central Java pro- vince. The soil type is Red-Yellow Podzolic, pH = 5,4 altitude of 110 meter sea level. …