Determination of chlorophyll meter and soil condition

The growth of crops is the result of comprehensive effects of soil moisture and nitrogen status, and the nitrogen content of leaves is closely related to photosynthesis. The spad value reflecting the leaf chlorophyll content (nitrogen content) is to a certain extent soil moisture, A

·Xinjiang Yiwu long-distance passenger transport trial transport

On November 24, 2014, the reporter learned that the long-distance passenger transport Yiwu route realized the connection and transportation, which means that the long-distance passenger car no longer rests from 2 am to 5 pm, by selecting the appropriate location during the bus run, b

High-end residential design features

Features:
1. Regional location. High-end residential buildings are generally located in the core areas of the city, and are located in the surrounding areas of the business, finance, and technology industries. The areas are convenient for transportation, complete with municipal facilities,

How to evaluate the second-hand accident car

It's the same as if the clothes were worn out and replaced with new ones. The car will change hands naturally when it is opened for a long time. Used cars are

Annual growth rate of environmental services industry reached 30%

With the increasing demand for domestic environmental services, the energy-saving and environmental protection industry will usher in the peak of development. The relevant state departments will promote the healthy development of the environmental service industry through policy support and oth

Anti-rust method of pump valve

Anti-rust method of pump valve

China's pump valves are well-mainly concentrated in Zhejiang, Jiangsu, Fujian, Guangdong and Liaoning. In recent years, with the deepening of industria