1. Handbook of organic farming and Bio-fertilizers
Author: Gupta, M. K
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: India ، Organic farming,India ، Biofertilizers
Classification :
S
605
.
5
.
G86
2007
2. Handbook of organic farming and compost technology
Author: Daniel, Joy
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: India ، Organic farming,India ، Biofertilizers
Classification :
S
605
.
5
.
D35
2010
3. Manufacture of biofertilizer and organic farming
Author: Panda, H.
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: ، Biofertilizers,India ، Biofertilizers,، Organic farming
Classification :
S
654
.
5
.
P35
2011
