蔬菜叶面喷肥要科学

来源 :河北农业科技 | 被引量 : 0次 | 上传用户:yaonulio
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蔬菜生长量大、产量高、需肥较多。生产实践证明:在增施有机肥,采用氮磷钾科学配方施肥的基础上,搞好叶面喷肥、及时满足蔬菜生长各个时期对肥的需要,对增产有明显效果。但是,目前蔬菜喷肥往往方法不当,不能因菜喷肥,适时喷肥,适量喷肥,因而达不到预想效果。为此,现将不同类型的蔬菜喷施不同的肥料方法介绍如下: Vegetable growth, high yield, need more fertilizer. Production practice has proved that: on the basis of adding organic fertilizers and using the scientific formula of nitrogen, phosphorus, and potassium fertilizers, it is necessary to do a good job of foliar application of fertilizers and to meet the needs of fertilizers in various periods of vegetable growth in time, with obvious effects on yield increase. However, the current method of vegetable fertilization is often improper, can not be due to vegetable spit, timely fertilizer, appropriate amount of fertilizer, which can not achieve the desired effect. To this end, different types of vegetables are now spraying different methods of fertilizer are described below:
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