Effect of organic manure on crop yield in long-term field experiments text Ind In: J.H. Cooley (ed), Soil organic matter dynamic and soil productivity: proc intend workshop, ekenaes, Sweden, 4-6 June 1986 Intern. Assoc. for ecology Athens... Intecol Bulletin 1987: 15 pp.83-89. WADMAN, W.P. ORGANIC FERTILIZERS YIELDS EXPERIMENTS 631.86 Br.631.86WADe INLIS000000000002780 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)