000			00305nam a2200109Ia 4500
008			151015s9999 xx 000 0 und d
020			_a9251022615
245			_aSand dune stabilization shelterbelts and afforestation in dry zones
260			_c1985
300			_a231 p.
500			_aFAO Conservation guide 10
999			_c25420 _d25420