
干旱地区发展节水灌溉的有效实践--黑龙江省依安县发展节水灌溉的调查报告
Effective Practice for the development of Water SavingIrrigation at Droughty RegionsInvestigation Report on Development of Water Saving Irrigation in Yian city,Heilongjiang Province
{{custom_ref.label}} |
{{custom_citation.content}}
{{custom_citation.annotation}}
|
/
〈 |
|
〉 |