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选择印度安得拉邦东部戈达瓦里县,阿朱普拉姆(下简为A村)和皮纳帕拉(下简为P村)两个相距10km的村庄,作为实验村与
Choosing two villages 10 km apart in Godavari County, east of Andhra Pradesh, Ajiapram (lower village A) and Pinaparra (lower village P) as experimental villages and