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1990年,河南省农科院芝麻研究中心在许昌农场进行芝麻杂交种郑8805高产栽培试验。经河南省农牧厅、农利院、许昌市农业局、许昌农场的有关领导、专家和技术人员共同验收,3.97亩郑8805杂交种芝麻平均亩产172.4公斤。其中,1.08亩单产达232.4公斤,比对照利豫芝四号增产21.2%,创我省芝麻单产最高记录。高产栽培的主要措施是:①重施底肥。
In 1990, Henan Academy of Agricultural Sciences sesame research center in Xuchang sesame hybrid Zheng 8805 high-yielding cultivation experiments. The Henan Provincial Department of Agriculture and Animal Husbandry, Agronomy, Xuchang City Bureau of Agriculture, Xuchang farm relevant leaders, experts and technicians common acceptance, 3.97 acres of Zheng 8805 hybrid sesame average yield 172.4 kg. Among them, 1.08 mu yield of 232.4 kg, compared with the control Yi Yuzhi fourth yield 21.2%, a record high in our province sesame yield. The main measures of high-yielding cultivation are: ① heavy basal application.