na INLIS000000000004523 20210322161024 210322||||||||| | ||| |||| || | 9786026912015 010-0321004523 id 631 631 DER s DERMIYATI Sistem pertanian organik berkelanjutan Cet. 1 Yogyakarta Plantaxia 2015 xii, 121hal.: ilus.; 26 cm Pertanian organik