cropland的精選

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用“cropland”造句大全，cropland造句

用“cropland”造句大全，cropland造句

2017-05-30
theworldlossofcroplandMostofthevillagerssurviveofftinyplotsofcropland.Thisisonlyapartofhiscropland.PIKsucceededinidlingabout25percentofAmericancropland.Environmentalqualitysuitabilityevaluationofheavy...