Is it okay for corn not to be fertilized?
Farmers in some areas need topdressing to grow corn, but there are also areas where topdressing is not required to grow corn. So corn without topdressing OK?
1. Can corn not be topdressed?
Corn can be left without topdressing, but topdressing can make corn more productive. However, some barren land areas still need appropriate topdressing to ensure the growth of corn fertilizer. Whether topdressing should be decided according to the actual situation of the local area and the growth of corn.
2. When is corn topdressing?
Corn in the life of the growth period, the best topdressing time is in the big bell period, because this time the nutrition is relatively large, but also a key period in the growth process, so judge the big bell period? It is usually when 11-12 leaves of corn are unfolded. At this time, the leaves are unfolded and look like a big bell mouth, so it is called the big bell mouth period.
III. What fertilizer is used for corn?
Corn topdressing words, most friends will choose urea, this is correct, but it is recommended that you can add phosphorus fertilizer and weight loss piece, although corn is said to be nitrogen-loving crops, but phosphorus, potassium can not be ignored, later will need some foliar spraying, to supplement other trace elements, corn topdressing words, can choose high nitrogen low phosphorus medium potassium or high nitrogen low phosphorus low potassium can be.
III. How to topdressing corn?
The most correct way is to dig the pit deep application, and then cover the soil, so that the utilization rate of fertilizer is improved (applicable to the small plot), in addition, topdressing in the furrow is also a good way, if there are many friends, you can choose this, not recommended is that everyone often uses the sowing, although said, fertilization fast, but waste is also serious, absorption rate greatly reduced.
If encountered when the land is dry, after topdressing to timely watering, after the rain can also be appropriate topdressing. I hope everyone's corn yields well.
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