Deeply turn over the tree tray , there are many germs and pests that pass through the winter in the soil. During the dormant period, the deep turn, the insects, crickets and crickets that are overwintering in the soil are turned to the ground and frozen, or deep into the soil, so that they cannot U
Frequently asked questions about temperature and humidity meters 1. What are the general working conditions of the thermometer and hygrometer? * The effective range of temperature is: -30 ° C ~ tinplate 50 ° C or -20 ° C ~ 60 ° C * The effective indication range of humidity is: 0%RH
Chemical weeding in farmland is widely used in agricultural production as a simplified cultivation measure. As the area expands, the problem of phytotoxicity is more prominent. Now I will talk about some reasons and solutions for the cause of drug damage. The phytotoxicity refers to the proces
The underground pests that occur in the melon field often bite the seeds or bite the underground rhizomes to cause the seedlings to die; or eat the underground rhizomes to weaken the crops and affect the yield and quality of the melons. How to solve this problem? For many years, there have bee
Myanmar ’s Minister of Electricity and Energy Wu Wenkai announced after the National Renewable Energy Committee meeting this week that the Myanmar government is studying the implementation of a batch of renewable energy projects, including 61 solar power projects with a total of 5674.37 MW i
LME Market: Base metals mostly closed higher on Friday, with copper up 1.3% as USD/EUR fell to record lows. "Currencies and copper futures dominate today's market conditions. As the EUR/USD rises above $1.29, fund buying interest has increased. Copper futures traded around $2,950 a tonne, &
According to the monthly situation report released by the National Bureau of Statistics on the 16th, in January-February, China’s ferrous metal mining, smelting, and rolling processing industry invested 16 billion yuan, a decrease of 9%; non-ferrous metal mining, smelting and rolling processi
Watermelon grows rapidly, the fruit is large, the yield is high, and the amount of fertilizer needed is large. The watermelon needs sufficient nutrition throughout the growth period. Generally, based on the application of 1500-2000 kg of high-quality organic fertilizer on the acre, the applicat
The world-famous Daimler-Chrysler Automobile Company's technicians have introduced the newly designed and activated anti-counterfeit label recognition system for automobile and motorcycle parts, which has been welcomed by manufacturers and users. This achievement adopts holographic technolog
According to the original "FlowerTECH" magazine in the Netherlands, Dr.ThomasMeyer Fanghai compiled (2002.02.02) In European greenhouses, if pesticides are applied, the application rate per hectare is mostly 500-1500 liters. With the improvement of science and technology and the accu