na YOGYA-02090000034570 20150708113051.0 ind 979-410-177-x 0010-020900000034570 633.4 T 633.4 Wur P WARGIONO, J Budidaya ubi jalar / J. Wargiono Cet. 1 Jakarta Bhratara 1989 iii, 63 hlm. : ilus. ; 21 cm. Bibliografi : hlm. 61-63 Ubi Jalar YOPDYOG 29367-P 29367-P