1. Crops in peace and war

Library: Central Library and Information Center of Shahed University (Tehran)

Subject: Waste products,Chemurgy,Agriculture -- Research,Research, Industrial -- United States

Classification :
S
،
21
،.
U5
,
C7
،
1951

2. Crops in peace and war

Library: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)

Subject: Waste products,Chemurgy,Agriculture -- Research,Research, Industrial -- United States

Classification :
S21
.
A35
1951