This classification mainly includes the aluminum or zinc alloy die casting parts using in LED Streetlight area. Die Casting LED Streetlight Components,Aluminum Casting Parts for LED Streetlight,Zinc Casting Parts for LED Streetlight NINGBO ZHENHAI BOLANG METAL PRODUCTS FACTORY , https://www.casting-part.com
In the die casting process,higher specific pressure is required, so that higher filling speed can be obtained.which is beneficial for alloy to overcome mold filling resistance.and effectively fill each part of the cavity.The Casting General Tolerance is Grade GB-CT4.
Process Technology: High pressure die casting,NC machining,Shot Blasting
Product Dimensions: Customized
Casting General Tolerance: Grade GB-CT4
Flow Processes: Die casting, Degating to remove the residual of the gate, Polishing and Deburring to remove the burrs, Polishing to remove the parting line, flash,CNC Turning, Cleaning, Packaging, Storaging, Shipping
Control Measure: Incoming Material Test, First Article inspection, Routing inspection, Final item inspection, and Outgoing quality control
Inspection Equipment: CMM, Caliper, Plug Gage, Screw Gauge
Application: LED Light
Certificate: IATF16949:2016,ISO14001:2015,ISO45001:2018
Lead Time: 30-35 days
Trade Term: FOB Ningbo
Flower trace element deficiency and prevention
Flowers require a variety of nutrients to grow and thrive, including both macronutrients and micronutrients. While they need large amounts of elements like nitrogen, phosphorus, and potassium, they also require smaller quantities of other essential elements such as magnesium, zinc, manganese, iron, copper, sulfur, boron, and molybdenum. Each of these trace elements plays a vital role in the plant's physiological processes. A deficiency in any one of them can lead to various symptoms, such as changes in leaf color, poor flower development, stunted growth, or even plant death. Understanding the signs of these deficiencies and how to correct them is essential for maintaining healthy plants.
First, iron deficiency often appears as yellowing of new leaves, while the veins remain green. This condition is commonly referred to as chlorosis. If left untreated, the leaf edges may eventually wither. To address this issue, apply a foliar spray of 0.3-0.5% ferrous sulfate solution every 10-15 days, repeating the treatment 2-3 times.
Zinc deficiency typically causes stunted growth, with small, yellowish leaves that have green veins. The leaves may appear curled or distorted. To correct this, use a foliar spray of 0.05-0.1% zinc sulfate. Mixing 1 gram of zinc sulfate with well-rotted compost and applying it to each plant can also be effective.
Magnesium deficiency usually starts with yellowing along the edges of older leaves, gradually spreading inward. Affected leaves may become brittle and shriveled, and overall plant growth may slow down. Applying a foliar spray of 0.2-0.4% magnesium sulfate two to three times, or adding 2-3 grams of calcium magnesium phosphate fertilizer per plant, can help restore balance.
Manganese deficiency leads to chlorotic leaves with irregular, variegated patterns, while the veins remain green. Flower color may also appear dull. A foliar spray of 0.1-0.2% manganese sulfate can help, and mixing it with 0.5% lime water can reduce the risk of chemical burn on the leaves.
Sulfur deficiency is most noticeable in young leaves, which may turn pale yellow instead of green. The plant may grow slowly, and stems may become weak. To correct this, apply 2-3 grams of potassium sulfate per plant.
Calcium deficiency can cause damage to the growing tips of leaves and stems, resulting in dead or curled leaf tips. In severe cases, the root system may suffer necrosis, leading to plant death. To treat this, use a 0.2-0.4% lime solution for irrigation, applying 20-30 ml per plant, two to three times.
In many cases, trace element deficiencies result from long-term neglect or excessive use of nitrogen-based fertilizers. To prevent this, it’s important to use nutrient-rich potting soil, repot regularly, and incorporate organic fertilizers into your routine. With proper care, most flowering plants will not suffer from trace element deficiencies.