雷地和温室栽培模式下西兰花中3种农药的残留动态研究 - 矿冶园

首页
矿冶资讯
矿冶学堂
矿冶直播
矿冶书城

首页
矿冶资讯
矿冶学堂
矿冶直播
矿冶书城

首页
安全环保
雷地和温室栽培模式下西兰花中3种农药的残留动态研究

(0人评价)

雷地和温室栽培模式下西兰花中3种农药的残留动态研究

价格免费

学习有效期永久有效

已收藏
收藏
分享

扫二维码继续学习二维码时效为半小时

加入学习

介绍
目录
笔记 (0)
评价 (0)

课程介绍

雷地和温室栽培模式下西兰花中3种农药的残留动态研究

课程目标

为设置目标

适合人群

为设置目标

[{"itemType":"task","number":"1","title":"\u96f7\u5730\u548c\u6e29\u5ba4\u683d\u57f9\u6a21\u5f0f\u4e0b\u897f\u5170\u82b1\u4e2d3\u79cd\u519c\u836f\u7684\u6b8b\u7559\u52a8\u6001\u7814\u7a76","result":"","resultStatus":"","lock":false,"status":"published","taskId":"293","isOptional":"0","type":"video","isTaskFree":"0","watchLimitRemaining":false,"replayStatus":"","activityStartTimeStr":"","activityStartTime":"","activityLength":"15:33","activityEndTime":"","fileStorage":"","isTaskTryLookable":0}]

{ "text": { "icon": "es-icon es-icon-graphicclass", "name": "图文" } , "video": { "icon": "es-icon es-icon-videoclass", "name": "视频" } , "audio": { "icon": "es-icon es-icon-audioclass", "name": "音频" } , "live": { "icon": "es-icon es-icon-videocam", "name": "直播" } , "discuss": { "icon": "es-icon es-icon-comment", "name": "讨论" } , "flash": { "icon": "es-icon es-icon-flashclass", "name": "Flash" } , "doc": { "icon": "es-icon es-icon-description", "name": "文档" } , "ppt": { "icon": "es-icon es-icon-pptclass", "name": "PPT" } , "testpaper": { "icon": "es-icon es-icon-kaoshi", "name": "考试" } , "homework": { "icon": "es-icon es-icon-zuoye", "name": "作业" } , "exercise": { "icon": "es-icon es-icon-mylibrarybooks", "name": "练习" } , "download": { "icon": "es-icon es-icon-filedownload", "name": "下载资料" } }

1716052423