004640000a22001930004500 100 631. 53 HAY Forrest, Rhinehart Hayes, Herbert Kendall, Immer Smith, David Clyde Methods of plant breeding 2 Newyork, Mc GRaw- Hill Book Company Ltd. 1955 541 Plant breeding-methods/heterosis BK 362079 362079 0 0 0 0 KAUCOAV KAUCOAV 2014-05-02 0 631. 53 HAY KAU_COAV-5850 2014-05-02 00:00:00 2014-05-02 BK