How to use micro-fertilizer and precautions
The use of micro-fertilizers and precautions, there are many methods for the application of trace element fertilizers, such as soil fertilization, seed treatment and root dressing. Soil fertilization, that is, the application of trace element fertilizers to the soil when making base fertilizer, seed fertilizer or top dressing. Although this method has a low utilization rate of fertilizer, it has certain aftereffects, seed treatment, including soaking and seed dressing. When soaking seeds, the seeds are immersed in the trace element solution, the seeds absorb the solution and expand, and the fertilizer enters with water. The commonly used concentration is 0.01% to 0.1%, and the time is 12 to 24 hours. The seed dressing is to dissolve the trace element fertilizer with a small amount of water. Spray the solution on the seeds, stir evenly, so that the outside of the seeds is stained with the solution and then sown in the shade. Generally, 2 to 6 grams of fertilizer per kg of seed is used for top dressing. The trace element fertilizer solution is sprayed onto the plant by a sprayer and is moved into the plant through the foliar or stomatal absorption. The usual solution concentration is 0.01% to 0.1%.
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