Pay attention to the time farm fertilizer is slow, should be applied early, generally a one-time basis before sowing; and fertilizer use less effective, generally should be applied in the crop absorption nutrients before 7 days.
Pay attention to the method of compound fertilizer with base fertilizer is better, urea is more effective when used in top dressing. Farmyard fertilizers should be applied to the soil in combination with deep plowing, or combined with ridges and buckled into ridge bottoms. With the nitrogen fertilizer with farmyard fertilizer, 30% as base fertilizer, 70% as top dressing, phosphate fertilizer and potash as bottom fertilizer applied one time.
Grasping the combination of quantitative fertilizer and farmyard fertilizer, the amount can be different according to crop and soil fertility, such as corn in a barren field, can apply farmhouse fertilizer 4 cubic meters per mu, 24 kg of urea, 13 kg of phosphate fertilizer, Or apply compound fertilizer 13 kg; medium fertility soil can apply farmhouse fertilizer 3 cubic meters, urea 20 kg, or compound fertilizer 12 kg; high fertility soil can apply farmhouse fertilizer 2.5 cubic meters, urea 15 kg.
ECG holter Monitor is a device for checking ECG, which is applicable for family and individual user, it is a good helper to early prevent from cardiovascular diseases and reduce risks. Intelligent design, achieves remote health management by using with mobile application, it can automatically start measurement, store ECG, upload data, download health conclusion and obtain doctor advice at the first moment.
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