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科技苑【20150519】看点介绍
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科技苑20150519集剧情：第20150519期
植物病了怎么办？不能病急乱投医，不凭经验和想象，不能胡乱把药撒。植物病了要找谁？给它挂上“专家号”，医生坐诊到田间，对症下药效果好。植物病了怎么办？北京农业出新招。《科技苑》为您讲述。rnrn
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