蚕豆施硼增产效果显著峨山县农技站６５３２００周美兰土壤缺硼是影响蚕豆产量提高的重要原因之一。由于缺硼往往造成蚕豆植株花器发育受阻，落花严重，茎秆扭曲、茎表皮破裂、顶端叶片卷曲呈菊花状，茎基部后期丛生小分枝。据调查，我县有６０％以上的蚕豆田块水溶性硼含... Broad bean yielding effect of boron was significant Asan Agricultural Technology Station 653200 Zhou Meilan Soil boron deficiency is one of the important factors that affect the yield of broad bean. Due to the lack of boron, the development of flower organs in broad bean plants was often hindered. The flowers were severely fallen, the stems were distorted, the epidermis of the stems ruptured, and the top leaves curled into a daisy pattern. According to the survey, my county has more than 60% of the broad bean field water-soluble boron ...