农广天地 致富经 每日农经 乡土 美丽中国乡村行 农业技术&filePath=/flvxml/2009/10/14/&sysSource=sannong.cntv.cn&url=https://sannong.cntv.cn/2015/12/11/VIDE1449820207337380.shtml&videoCenterId=1715792491684a37a631906bcf638b3e&isLogin=y&userId=001&adCall=&adPause=http%3A%2F%2Fpubads.g.doubleclick.net%2Fgampad%2Fadx%3Fiu%3D%2F8962%2Fweb_cntv%2Fdicengye_zanting%26sz%3D1x1%26c%3D1450193737018%26m%3Dtext%2Fxml%26t%3Dpage_group%253Ddianbo%2526subsite%253Dsannong%2526CHANNEL%253DPAGE1409051988547568%2526sorts%253D1&adAfter=http%3A%2F%2Fpubads.g.doubleclick.net%2Fgampad%2Fadx%3Fiu%3D%2F8962%2Fweb_cntv%2Fdicengye_houtiepian%26sz%3D8x1%26c%3D1450193737018%26m%3Dtext%2Fxml%26t%3Dpage_group%253Ddianbo%2526subsite%253Dsannong%2526CHANNEL%253DPAGE1409051988547568%2526sorts%253D1&adCorner=http%3A%2F%2Fpubads.g.doubleclick.net%2Fgampad%2Fadx%3Fiu%3D%2F8962%2Fweb_cntv%2Fdicengye_jiaobiao%26sz%3D1x1%26c%3D1450193737018%26m%3Dtext%2Fxml%26t%3Dpage_group%253Ddianbo%2526subsite%253Dsannong%2526CHANNEL%253DPAGE1409051988547568%2526sorts%253D1&adCurtain=" height="400" id="vplayer" menu="false" name="vplayer" quality="high" src="https://player.cntv.cn/standard/cntvplayer20151203.swf?v=0.171.5.8.9.6.3.5" style="" type="application/x-shockwave-flash" width="560" wmode="Transparent">
在我国山东、山西、河北、河南等北方省份，大棚杏的栽培面积比较大。大棚杏树一般定植后五六年，就进入了盛果期。盛果期一般能维持10至15年，一旦管理 不好，常常会出现大小年的现象，或者是杏果品质差，树体结果枝外延等现象，不仅会影响大棚杏的栽培效益，还会影响杏树的结果年限。本片主要向观众朋友们介 绍了大棚杏盛果期的周年管理技术。
