引进新品种可以增产 ,但盲目引种常常会事与愿违 ,遭受严重损失 ,已有不少农民因引种前没有全面考虑问题 ,花钱买了沉痛的教训。在此 ,特别提醒农民兄弟在引种前要谨慎。一、要考虑种子是否可靠 ,搞清楚种子是已通过国家有关部门鉴定的 ,还是属于试验、示范品系（组合）。对“ The introduction of new varieties can increase production, but the blind introduction often go against their expectations, suffered serious losses, many farmers have not fully considered before the introduction of the problem, spend money to buy a painful lesson. Here, we remind peasant brothers to be cautious before introducing them. First, we must consider whether the seed is reliable, find out that the seed has been identified by the relevant state departments, or belong to the test, demonstration strains (combination). Correct"