共 27 条
[1]
ADININGSIH JS, 1997, P NAT S 6 C IND AGR, P65
[2]
Al-Jabri M., 1990, Prosiding Lokakarya Nasional Efisiensi Penggunaan Pupuk, P427
[3]
[Anonymous], 2000, Shifting Ground: The Changing Agricultural Soils of China and Indonesia
[4]
CHRISTIANTO L, 1997, P NAT S 6 C IND AGR, P1
[8]
Fuglie K. O., 2006, Agricultural R&D in the developing world: too little, too late?, P65
[9]
*GOV IND, 2005, REV PERT PER KEH IND
[10]
HANDAKA H, 2002, PERGESERAN SISTEM PE