Principles Of Crop Improvement Simmonds, N. W. text London Longman Group Limited 1979 eng
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xiv, 408 hlm. : ilus ; 21,5 cm. N. W. Simmonds Agricultural 631.17 631.17 SIM p 0-582-44630-9 220518 20220518023640 INLIS000000000000040 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)