Summer fertilizer

For trees that have just entered the fruiting period, in order to control the occurrence of summer shoots, no fertilization or less fertilization can be applied at this time. The old and weak trees need to be supplemented with fertilizers, mainly by popularizing quick-acting fertilizers, and applying them frequently and thinly, and the application amount accounts for about 10% of the total fertilizer.

The specific fertilization amount varies with the age and size of the tree.

The amount of fertilizer applied twice in spring accounts for about 15-20% of the annual fertilizer application. Mainly nitrogen.

In summer, quick-acting fertilizer is mainly popularized, and the application amount accounts for about 10% of the total fertilizer.

Combined application of phosphorus and potassium fertilizer in autumn. It can also be combined with spraying pesticides for root topdressing (0.5% urea), and autumn fertilizer should account for about 35% of the annual fertilization.

Long-acting fertilizer and quick-acting fertilizer, organic fertilizer and inorganic fertilizer should be used as winter fertilizer, and soil outside the root should be fertilized and topdressing. Nitrogen fertilizer should be applied in combination with phosphorus and potassium fertilizer, depending on tree potential, fruit setting and leaf color.

It accounts for about 35-40% of the annual fertilizer.

FYI

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