1. Sugar beet: nitrogen supply from fertilizers and manures
Author: Burg, P.F.J. van
Library: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
Subject: Fertilizers ، Sugar beet,، Nitrogen fertilizers,Nitrogen content ، Soils
Classification :
S
667
.
S8
B87
1983
