PT  - JOURNAL ARTICLE
AU  - Vogel, Horst
TI  - Terrace farming in Yemen
DP  - 1987 Jan 01
TA  - Journal of Soil and Water Conservation
PG  - 18--21
VI  - 42
IP  - 1
4099  - http://www.jswconline.org/content/42/1/18.short
4100  - http://www.jswconline.org/content/42/1/18.full