Potential costs of and benefits from diverting river flow for irrigation in the North China plain /

Sábháilte in:
Sonraí bibleagrafaíochta
Príomhchruthaitheoir: Erisman, Alva Lewis, 1930-
Formáid: Tráchtas LEABHAR
Teanga:English
Foilsithe / Cruthaithe: 1967.
Ábhair:
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082 0 4 |a 631.709511 
100 1 |a Erisman, Alva Lewis,  |d 1930- 
245 1 0 |a Potential costs of and benefits from diverting river flow for irrigation in the North China plain /  |c by Alva Lewis Erisman. 
260 |c 1967. 
300 |a 257 leaves :  |b ill. 
500 |a Typescript. 
504 |a Bibliography: leaves 249-257. 
533 |a Photocopy.  |b Ann Arbor, Mich. :  |c University Microfilms,  |d 1968. 
502 |a Thesis (Ph.D.) -- University of Maryland, 1967. 
650 0 |a Irrigation  |z China. 
650 0 |a Agriculture  |z China. 
651 0 |a China  |x Economic conditions. 
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