At 14:28 on May 12th, Beijing time, a magnitude 7.8 earthquake occurred in Wenchuan County, Sichuan Province (31 degrees north latitude, 103.4 degrees east longitude). Amazed by the news, the country is stunned. Premier Wen Jiabao of the State Council personally visited the disaster area to …
- Model NO.: YDR-815667 …
1. Spraying clean water After spraying the wrong medicine or causing phytotoxicity, spray the water quickly and wash the surface liquid of the damaged plant. The phytotoxicity caused by the alkaline agent can be added with proper amount of vinegar when spraying water; the phytotoxicity cau…
In the current pollution-free cultivation of vegetables, fruits and other crops, microbial pesticides have received more and more attention. In order to improve the application effect and control effect of the microorganisms in vivo, it is necessary to guard against misunderstandings durin…
Model NO.: 51072
Install: Fix on The Wall
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- Model NO.: 1MM*1MM; 2MM*2MM; 2.7MM*2.7MM …
An object-seeking boring machine capable of advanced water exploration and gas exploration in coal mines was successfully developed in Hebei Jinneng Shijiazhuang Coal Mine Machinery Co., Ltd. The equipment has completely independent intellectual property rights, and the localizatio…
China's North China region is in short supply of water, with little annual rainfall, and is mainly concentrated in the summer. The wheat growing season is windy and rainy, and the water consumption is large. 70%~80% of the high-yield wheat field water needs to be supplemented by irriga…
A few days ago, Li Guojie, an academician of the Chinese Academy of Engineering and director of the Institute of Computing Technology of the Chinese Academy of Sciences, wrote that the upgraded product of the Godson-2 series, the Godson 2F system chip (SoC), was successfully releas…
The crop is fertilized in the low temperature season in autumn and winter, and the application of ammonium bicarbonate is better than the application of urea.
First, the fertilizer is fast. Ammonium bicarbonate is an ammonium nitrogen fertilizer that can be directly absorbed and u…
First, the fertilizer is fast. Ammonium bicarbonate is an ammonium nitrogen fertilizer that can be directly absorbed and u…
One must apply early and reapply
The seedling fertilizer is applied twice, the first time after transplanting the live tree (live seedlings after the seedlings are fixed), generally from the beginning of November to the end of November, re-application of nitrogen fertilizer, 5-6 k…
The seedling fertilizer is applied twice, the first time after transplanting the live tree (live seedlings after the seedlings are fixed), generally from the beginning of November to the end of November, re-application of nitrogen fertilizer, 5-6 k…
With just one large tubular valve, you can do what you needed to build a factory and install the equipment. Recently, Harbin Electric Machinery Co., Ltd. independently developed and designed the turbine head valve of the first domestic power station turbine unit, which pass…