Guidelines for seed exchange and plant introduction in tropical crops /
edited by Jorge Leon and Lyndsey A. Withers.
- Rome : Food and Agriculture Organization of the United Nation, 1986.
- ix, 207 p. : ill.
- FAO plant production and protection paper ; no. 76 .
55051505
Plant introduction.
Plant propogation.
55051505
Plant introduction.
Plant propogation.