山东省寿光县是麦棉集中产区,农户家中陈积麦糠甚多。1988和1989连续两年,在东埠乡任洼村进行了棉田沟播覆盖麦糠试验,均有一定增产效果。棉田播沟覆盖麦糠,即先开沟,沟宽20厘米,深5～6厘米,再顺沟浇底墒水,然后点种覆土,再顺播种沟撒盖用水拌湿的1.5厘米厚的麦糠。试验分播沟覆盖纯麦糠、 Shouguang County, Shandong Province is the focus of wheat-producing areas, farmer households Chen plot much wheat bran. In 1988 and 1989, for two consecutive years, the trial of furrow mulching wheat bran in cotton fields was conducted in Renwa Village, Dongbu Township, both of which had some stimulation effects. Cotton field sow cover wheat bran, that is, first ditch, groove width 20 cm, depth 5 ~ 6 cm, and then along the ditch water at the end of irrigation, and then planted soil, and then along the sowing drench water mixing wet 1.5 cm thick wheat bran. Test broadcast channels cover pure wheat bran,