白豆蔻微量元素肥效试验

Test on Effect of trace element Fertilizer on Fructus Amomi Rotundus

对云南引种爪哇白豆施用Ｚｎ、Ｍｎ、Ｂ、Ｍｏ微量元素试验结果表明：微量元素肥料能促进白豆新苗萌发，植株增加５８％，座果率提高１６．６％，增产３３．７％，开花期相对集中，果穗变短，果实团紧密，以ＺｎＳＯ＿４和ＭｎＳＯ＿４混合施用有较显著的增产效果。认为在栽培多年后的土壤中和微量元素不足的土壤中补充微量元素是提高白豆产量的一项经济有效的措施。

It’s shown by test that the application of trace element fertilizer Zn,Wn,B,Mo to Fructus Amomi Rotundus can promote quick gennination,simultaneousblossom,shorted fruit spike and rish fruit.Which makes the plant increased by 58 %,theate of fruit improved by 16. 6%,the yield raised by 33.7%,The mixed application ofZnSO_4 and MnSO_4 will greatly enhance production.