用MATLAB神经网络来判断输入的数据说明此生菜氮元素是缺-Bp.m 本帖最后由dwh2323750于2013-3-311:04编辑 样本n111n112n113n121n122n131n132n133n141n142n143n151n152n161n162n163n171n172n173n211n212n213n221n222n223n231n232n233n241n242n243n251n252n253n261n262n271n272n273n311n312n313n321n322n323n331n332n333n341n342n343n351n352n353n361n