机读格式显示(MARC)

• 000 01411cam 2200337 a 4500

• 000 1000070455

• 001 0000295534

• 005 20071030141912.0

• 008 981019s1981 miua b 100 0 eng d

• 010 __ |a 81065803

• 020 __ |c CNY31.90

• 020 __ |a 0916150348 : |c CNY2.10

• 040 __ |a CAU |c CAU

• 090 __ |a S157-53/CCP

• 093 __ |a S157-53 |2 4

• 111 2_ |a American Society of Agricultural Engineers Conference on Crop Production with Conservation in the 80's |d (1980 : |c Chicago)

• 245 10 |a Crop production with conservation in the 80's : |b proceedings of the American Society of Agricultural Engineers Conference on Crop Production with Conservation in the 80's, December 1-2, 1980 / |c foreword by John C. Stemens.

• 260 __ |a St. Joseph : |b ASAE., |c c1981.

• 300 __ |a v, 281 p. : |b ill. ; |c 22 cm.

• 500 __ |a ASAE publication 7-81.

• 504 __ |a Includes bibliographical references.

• 650 _0 |a Soil conservation |x Congresses.

• 650 _0 |a Energy conservation |x Congresses.

• 650 _0 |a Field crops |x Congresses.

• 650 _0 |a Water conservation |x Congresses.

• 700 1_ |a Stemens, John C.

• 710 2_ |a American Society of Agricultural Engineers.

• 901 __0298200122

• 905 __ |a CAU |f S157-53/CCP |b 50578 |b E0210920-1(or.) |b E0235490

• 907 __ |a CAU |f S157-53/CCP |b 50578 |b E0210920-1(or.) |b E0235490

• 999 __ |t E |A gypx |a 20071030 14:18:18 |G lin |g 19981019100137 |I wzhlc |i 20091012 16:13:4