机读格式显示(MARC)

• 000 01744nam 22003135a 45

• 000 1000091240

• 001 0000314654

• 008 880114s1937 dcuac b 001 0 eng d

• 010 __ |a 37000469

• 020 __ |c CNY3.20

• 040 __ |a DLC |c PU |d OCoLC |d DLC

• 042 __ |a premarc

• 043 __ |a n-us---

• 050 00 |a S533 |b .T8377

• 090 __ |a 630.72/T766H

• 100 1_ |a True, Alfred Charles, |d 1853-1929.

• 245 12 |a A history of agricultural experimentation and research in the United States 1607-1925 : |b including a history of the United States Department of agriculture / |c by Alfred Charles True, late specialist in States relations work, United States Department of agriculture.

• 260 __ |a Washington, D.C. : |b U.S. Govt. Print. Off., |c 1937.

• 300 __ |a vi, 321 p. : |b ill., ports. ; |c 23 cm.

• 490 0_ |a U.S. Dept. of agriculture. Miscellaneous publication ; |v no. 251

• 500 __ |a "This is the third and final monograph in a series intended to give a comprehensive summary of the history of agricultural education, extension, and research in the United States. Agricultural instruction in schools and colleges...was dealt with in the monograph published in 1929 as Miscellaneous publication no. 36 of the United States Department of agriculture. The history of agricultural extension work was issued by this Department in 1928 as Miscellaneous publication no. 15."--Preface, p. iii.

• 504 __ |a Includes bibliographical references (p. 278-295) and index.

• 610 10 |a United States. |b Dept. of Agriculture.

• 650 _0 |a Agriculture |z United States.

• 650 _0 |a Agriculture |x Experimentation |x History.

• 650 _0 |a Agriculture |x Research |x History.

• 901 __HSW200706082

• 905 __ |a CAU |f 630.72/T766H

• 907 __ |a CAU |f 630.72/T766