馬鈴薯營養失衡圖文解(缺鋅)

 


    malingshuquexinshengchangshouyi，jiejianduan
，zhuxingaisuo，dingduanyepianzhili
，yexiao，yemianshangchuxianhuisezhigutongsedebuguizebandian
，yeyuanshangjuan。yanzhongshiyebingjijingshangjunchuxianhedianhuobankuai。