Organic fertilizer mainly refers to farmyard manure and commercial organic fertilizer. This type of fertilizer has the characteristics of long fertilizer efficiency and full nutrient content, and also has a good soil-reducing effect. Remind the vegetable growers that the winter temperature is low, and the farm manure such as chicken manure is difficult to ferment and fertilize. After being applied to the soil, it is prone to burn and smoke. It is recommended to: firstly reduce the amount of chicken manure application; second, prematurely decompose, with high fertility or bacteria Raise more and more.
Inorganic fertilizers are mainly ternary compound fertilizers and medium and trace element fertilizers. This kind of fertilizer is quick-acting and easy to be absorbed and utilized. It is the main “nutrient source†in the early stage of vegetable growth. It is recommended to apply ternary compound fertilizer 50 kg/mu + zinc fertilizer 2 kg + iron fertilizer 1 kg + large grain boron 1 kg.
Biological bacterial fertilizer is the "main hit" product that prevents vegetable dead trees and reduces root diseases in recent years. It can be used to raise roots, strengthen roots and protect roots by applying antibacterial 968 or Jin Mantian compound microbial fertilizer (about 80 kg per mu).
The LED underwater light is a light that is placed under the water. The appearance is small and exquisite, and the appearance is elegant. As an underwater lighting fixture, LED underwater light is widely used in various sightseeing places such as square parks. It is the perfect choice for fountains, theme parks, exhibitions, commercial and art lighting.Most of the materials are made of stainless steel and glass. The types of stainless steel are 201, 304, 316, etc.This lamp is designed with fully tempered safety glass, wide light radiation surface, strong transparency.The interior of the luminaire is highly waterproof and has a protection rating of IP68 or higher .All adopt imported high-power LED as light source, which has obvious advantages such as long life, low power consumption, pure color and no pollution. With the DMX512 control system, it can achieve a variety of color changes.If you want to know more, please contact us.
Underwater Lights,Submersible LED Lights,Underwater Boat Lights,Underwater Fishing Lights
JIANGMEN LEDERLIGHT LIGHTING Co.,LTD , https://www.ledlightoutdoor.com