机读格式显示(MARC)

• 000 01160nam 22003255a 450

• 000 1000094011

• 001 0000317423

• 005 20070719091613.0

• 008 750915s1949 dcua b 101 0 eng d

• 010 __ |a 50000006

• 020 __ |c CNY4.10

• 040 __ |a U.S. Dept. of Agr. Libr. |c DZM |d OCL |d SER |d CRU

• 050 00 |a QK867 |b .A5 1949

• 090 __ |a 631.811/B38

• 093 __ |a S432.1-532 |2 4

• 094 __ |a 58.8431/A512.2

• 099 __ |a CAL 022002247136

• 110 2_ |a American Society of Agronomy.

• 245 10 |a Hunger signs in crops : |b a symposium / |c prepared by Firman E. Bear and others.

• 250 __ |a Rev. ed.

• 260 __ |a Washington, D.C. : |b American Society of Agronomy and National Fertilizer Association, |c 1949.

• 300 __ |a xvi, 390 p. : |b ill. ; |c 23 cm.

• 504 __ |a Includes bibliographical references and index.

• 650 _0 |a Deficiency diseases in plants |x Congresses.

• 700 1_ |a Bear, Firman E. |q (Firman Edward), |d 1884-1967.

• 710 2_ |a National Fertilizer Association (1925- )

• 901 __HSW200708853

• 905 __ |a CAU |f 631.811/B38

• 907 __ |a CAU |f 631.811/B38

• 999 __ |t E |A xy1 |a 20070719 09:15:40 |G unknown |g 19980101 |I xy1 |i 20070719 09:16:4