你知道微型薯是什么吗?
你能想象预估产量五吨的微型薯,产量甚至比商品薯更高吗?
往下看↓↓↓↓
您是不是很好奇,人家的微型薯咋种的,为啥产量这么高?别着急,小编这就带您走进了不起的中国农业——2023农大腐植酸实打实收看中国河北省张家口市程大哥3000多亩马铃薯地,为您揭开其中的秘密。说起程大哥,那可就有聊头了,土地流转超1万亩,马铃薯种植面积近3000亩,妥妥的种植大户。直播活动现场,大伙都对程大哥施用农大田园邦产品的微型薯十分好奇,现场更是对刨出的土豆做了对比,发现程大哥的马铃薯果个均匀、表皮光滑,现场种植户纷纷对他的马铃薯赞不绝口。那么产量如何呢?经过现场实打实收,称重、分析,程大哥的马铃薯亩产在4.857吨,商品率达93%,一亩的纯收益在3500元。品质和产量获得双丰收,近5吨的产量在今年属高产。
直播现场,国家腐植酸高效利用实验室高级农艺师刘禄还谈及当地马铃薯种植“痛点”。第一土壤板结、盐碱化。马铃薯种植土壤是关键,疏松、透气、保肥保水能力强的沙性土壤更适合马铃薯的种植,土壤板结、盐碱化不但影响马铃薯的出苗率,还会引发马铃薯疮痂病发生,影响马铃薯的商品性和种用价值。
第二马铃薯遇重茬。长期重茬种植的土壤,微量元素失衡,营养失调,分泌的酸性、毒性物质不但导致马铃薯烂根、僵苗或不发根现象,降低马铃薯产量和品质,甚至还会对下一轮作物产生毒害作物。要想有效改善马铃薯重茬问题,离不开科学的管理,补充土壤缺失的有机质和微量元素,其次选择适合种植马铃薯的土壤,好的土地,为马铃薯品质和产量提供基础保障。
第三今年当地遭遇数十年未遇的高温天气,使得马铃薯植株生长发育受阻,高温胁迫严重的地方马铃薯失去活性,茎叶枯萎,最终影响了产量形成。
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