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农业气象观测资料传输文件格式
File format for agrometeorological observation data transmission
参考页数:40P.;A4
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枸杞炭疽病发生气象等级
Meteorological classification for anthracnose occurrence of Lycium chinense
参考页数:12P.;A4
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农业气象观测规范.枸杞
Specifications of agrometeorological observation.Lycium chinense
参考页数:40P.;A4
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枇杷冻害等级
Grade of freezing injury to Chinese loquat
参考页数:12P.;A4
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设施农业小气候观测规范日光温室和塑料大棚
Specifications for facility agricultural microclimate observation.Heliogreenhouse and Plastic tunnel
参考页数:20P.;A4
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北方夏玉米干旱等级
Drought grade of summer maize in northern China
参考页数:12P.;A4
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北方春玉米干旱等级
Drought grade of spring maize in northern China
参考页数:16P.;A4
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农业气象观测记录年报数据文件格式
Annual records format of agrometeorological observation
参考页数:52P.;A4
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农业气象记录设备用百页箱.规范
Shelter for meteorological recording equipment for agricultural purposes. Specifications.
参考页数:7P.;A4
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北方水稻低温冷害等级
Grade of rice cold damage in northern China
价格:¥0.00
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