Pear fertilization is generally divided into base fertilizer and topdressing. The base fertilizer should be applied in the early autumn, and the amount of base fertilizer should account for 70%-80% of the annual fertilization amount . It is best to apply 3 times a year. Flower fertilizer before the first time, in mid-January was applied, Mushi 20 kg of fertilizer. The second is a strong fruit fertilizer, in late May to the end of 6 months was applied twice. The previous application of 20 kg of compound fertilizer was carried out in the previous mu, and 40 kg of compound fertilizer was applied to the latter . For the third time after fruit fertilizer, usually in late August was applied, Mushi 20 kg of fertilizer. The compound fertilizer required requires nitrogen, phosphorus and potassium to account for 15% each . The pear tree planted by this friend is still small, and it is in the period of crown formation. The amount of fertilizer can be reduced appropriately. The fertilizer is mainly nitrogen fertilizer.
Hebei Tuohua Metal Products Co.,LTD maufactures Construction Safey Net.It is the net to make sure the construction safe.Construction Safety Net is made of high density polyethylene.
FE Net and Construction safety net here!
Safety Net Series also covered Construction Safety Net,Scaffold Net,PE Security Fence,Windbreak Net,widely used in construction safety industry.
Construction safety net is knitted with special method. It can be used for construction site to prevent dsbris and object falling, and ensures the workers and pedestrian safety. Besides, it has anti-wind, anti-dust function. It can be folede easily and clean conveniently.
Hebei Tuohua Metal Products Co.,Ltd established in 1996,is a wholly-owned private enterprises with 10000000 registered capital,and 35 professional technician,all products have passed ISO9001:2008 international quality managerment systerm certificate.The preferred supplier of Tuohua manufacture of Safety Net and PE net in China for 20 years.We started our intrenational business 10 years ago.
Green Construction Safety Net,Building Safety Net,Green Debris Netting,Construction Debris Net
HEBEI TUOHUA METAL PRODUCTS CO.,LTD , http://www.penetting.com