Working principle and application of fresh cabinet

The fresh-keeping cabinet adopts imported compressor, micro-porous air outlet, air-conditioning evenly distributed, the temperature in the standard air-cooled fresh meat cabinet is stable, and the food is not air-dried. The stand

Ingenious application of "month fertilizer" for apple trees

How to make up for apple tree "monthly fertilizer"? There are two aspects to pay attention to: one is the area where basal fertilizer is applied in autumn; the other is the method of applying basal fertilizer in autumn.

The best ar

Choosing fertilizer to supplement soil organic matter

In general, soil compaction and salinization are mainly caused by the large application of chemical fertilizers, neglecting the application of organic fertilizers, which causes the soil fertility to decline, which in turn leads to a decrease in soil permeability. So choose the fertilizer skill

Pear tree blooming to prevent cold spring

The cold spring and frost in spring are very harmful to pear trees. Generally, pear trees encounter -4℃ in the bud stage and -2.3℃~-2.9℃ in the flowering stage. If the temperature lasts for more than half an hour, the flower