na INLIS000000000005952 20130515155700 ind 979-1464-83-3 0010-051300000005952 ind 631.81 631.81 Riyo, Sameko Pemupukan Cetakan : 1 Yogyakarta Citra Aji Parama 2008 iv, 60 hlm. : ilus. ;20.5 cm. 60 Pupuk