河北省滦南县属于平原县,有近40000hm2沙地,李子在滦南县沙地栽培虽有不少实例,但多为庭院零星栽植,不成规模。为了探讨在平原沙地李树丰产栽培技术,获得较高经济效益,我们进行了李子密植高产栽培试验。1　试验园基本情况试验园建在该县程庄镇后店村和前店村,分4处栽植,最... Luannan County of Hebei Province belongs to Pingyuan County, with nearly 40,000hm2 of sandy land. Although there are many examples of the cultivation of plums in the sandy land of Luannan County, they are mostly planted sporadically in courtyards and fail to scale. In order to explore the high yielding cultivation techniques of plum tree in the plain sandy land and obtain higher economic benefits, we conducted the high-yielding cultivation experiment of plum planting. A basic situation of the test garden Experimental Park built in the county after Cheng Dianzhen and shop before the village, divided into 4 planting, most ...