00674nam a2200217Ia 4500008004100000020001500041082001700056100002100073245006500094260004500159300000800204650001400212650002000226653001600246653002600262653001600288653001700304942001500321999001500336952010500351170901s1976    xx            000 0 und d  a0393091678  a338.19bE22L  aEckholm, Erik P. 0aLosing GroundbEnvironmental Stress and World Food Prospects  aNew YorkbW. W. Norton and Companyc1976  a223  aEconomics  aSocial sciences  aAgriculture  aEnvironmental aspects  aFood supply  aSoil erosion  2ddccBK01  c3358d3358  00102ddc4070aRAUbRAUd2017-10-18l1o338.19 E22Lp20743r2023-09-14s2023-09-14w2017-10-18yBK