Four new technologies to improve fertilizer efficiency
Formulated fertilization combines nitrogen, phosphorus, potassium and trace elements, called formula fertilization. According to the test, the utilization rate of nitrogen is 30%~38% for single application of urea, and the utilization rate of nitrogen is increased by 58%-60% for formula application; the utilization rate of single application of phosphate fertilizer and phosphorus pentoxide is 12%-14%. For formula application, the utilization rate is increased by 35%-38%; the utilization rate of potassium chloride alone is only 31%-35%, and the application rate is increased by 57%-61%.
Deep application of nitrogen fertilizer with deep application of nitrogen fertilizer can effectively prevent nutrient loss and increase nitrogen utilization rate. According to the test: the ammonium bicarbonate is applied, the nitrogen utilization rate is 28.6%, and the deep application, the nitrogen utilization rate is increased to 58.6%; the urea application, the nitrogen utilization rate is 42%, the deep application, the nitrogen utilization rate Increase to more than 80%, especially the application of ammonium bicarbonate, it is easy to cause crop burning and poisoning.
Centralized application gives priority to limited fertilizers to low- and medium-yield fields. According to the test: the same amount of 5 kg of urea and potassium chloride are applied to the fields of high-yield, middle-yield and low-yield fields at the same time. The effect of increasing yield is very different. On average, 1 kg of urea is applied, and high-yield fields increase rice yield 3.5. In kilograms, the middle-income field increased the yield of rice by 5.8 kg, and the low-yield field increased the yield of rice by 8.8 kg.
Garden Lamp is a kind of outdoor lighting lamps and lanterns, usually refers to the outdoor road lighting lamps and lanterns below 6 meters.The Garden Lamp is characterized by its diversity, beauty and decoration environment, so it is also called landscape courtyard lamp.Slow lane, narrow lanes and is mainly used in city residential areas, tourism scenic area, outdoor lighting, park, plaza and other public venues can prolong people's outdoor activities, improve the security of the property.
The Garden Lamp has many styles, each style has its own unique name.For example, Water,Moon,Diamonds,Lucky and UFO, these garden lights are not only elegant in name, but also artistic and elegant in appearance.
The Garden Lamp body is aluminium alloy profile is used for manufacturing, high strength, light pole electrostatic powder spraying process, anti graffiti proof, radiation stainless steel links, anti-corrosion ability, patent luminous light pole, the built-in LED light source, disassembling design is reasonable, easy to install and maintain, installation height is 3 to 5 meters.
Technical parameters
Chip |
CREE/SAMSUNG/PHLIPS |
Initial luminous flux |
≥90LM |
Color temperature |
3800-6000K |
Level of protection |
IP65 |
Power factor |
0.96 |
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Jiangsu chengxu Electric Group Co., Ltd , https://www.chengxulightings.com