《GUIDELINES FOR THE SAFE USE OF WASTEWATER AND EXCRETA IN AGRICULTURE AND AQUACULTURE MEASURES FOR P》求取 ⇩

1989《GUIDELINES FOR THE SAFE USE OF WASTEWATER AND EXCRETA IN AGRICULTURE AND AQUACULTURE MEASURES FOR P》由于是年代较久的资料都绝版了,几乎不可能购买到实物。如果大家为了学习确实需要,可向博主求助其电子版PDF文件(由DUNCAN MARA 1989 WORLD HEALTH ORGANIZATION GENEVA 出版的版本) 。对合法合规的求助,我会当即受理并将下载地址发送给你。