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一、摸外形农民朋友如果是购买复合化肥,可以抓一把放在桌上仔细观察,如果颗粒呈圆形而且大小一致均匀,就该是真化肥;掺杂使假的或假复合化肥由于加工过程中掺假或加工设备简陋等原因,颗粒形状不一,碎粒现象严重。二、听声音取几粒复合化肥,放在1.5米高处松手让其自由下落,落地声音尖细,为假复合肥,落地时声音沉重则为真复合肥。三、看体积比重量真复合肥的比重比假复合肥大,同是25公斤装复合肥,真肥体积小,假肥体积大,农民朋友如果觉得大包便宜可就上当啦。当然,别忘了
First, touch the shape of peasants friends If you are buying compound fertilizers, you can grasp a carefully observed on the table, if the particles are round and uniform in size, it is true fertilizer; doping or fake compound fertilizers due to the processing In adulteration or processing equipment simple and other reasons, the particle shape is different, serious grainy. Second, listen to the sound of taking a few grains of compound fertilizer, let go at a height of 1.5 meters to let it fall freely, landing sound tip fine, fake compound fertilizer, landing sound heavy when the real compound fertilizer. Third, see the weight ratio of the proportion of true compound fertilizer than fake compound fertilizer, the same is 25 kilograms of compound fertilizer, really fat and small size, fat fertilizer volume, farmers friends if you think bale cheap can be fooled. Of course, do not forget