China, multiple cropping and related crop production technology: report on an FAO/UNDP study tour to the People's Republic of China, 25 June-22 July 1979
Rome
Food and Agriculture Organization of the United Nations
1980
x, 57 p.: ill
FAO plant production and protection papers; 22
Includes bibliographical references )p. 49(
$AMultiple cropping -- China
S
603
.
7
.
C48
1980
TI
CO Food and Agriculture Organization of the United Nations