1, seed treatment

The basic principle of seed selection is to make full use of the local natural resources and production conditions, and focus on selecting excellent varieties with good comprehensive resistance, high yield and high quality. After selecting good varieties, you shoul.......

Experiences of using gibberellin and cytokinin to preserve fruit In the early 1980s, our county first applied gibberellin (GA) and cytokinin (BA) to preserve fruit in non-nuclear varieties such as navel orange and mandarin orange. Promoted to nu.......

An oscilloscope is a widely used electronic measuring instrument. With the rapid development of electronic technology, various types of electrical signals are becoming more and more complex. In engineering applications, the real-time sampling rate and waveform capture rate of signals are al.......

Sofas are usually placed in the living room for daily rest, meeting or chatting. Therefore, it plays an important role in residential feng shui. Therefore, the following feng shui principles should be observed when placing:

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First, several major problems with the current use of herbicides :
(1) The herbicide is still used to kill the weeds;
(2) Although it can kill grass, the rate of killing grass is not high; the third is that killing the grass also harms.......

“The strength of Trina Solar is innovation. We must accelerate the pace of internationalization and globalization in innovation and build a world-class innovation company!” returned from Davos World Economic Forum, Triathlon Chairman and C.......

For a long time, in the cutting-edge field of new energy competition, there is an industry-recognized one-dollar law. Whoever can control the commercial cost of grid-connected power under a dollar will be the real winner.

The first company, FI.......

Unqualified aluminum alloy doors and windows will be affected by sunlight, air, rain, etc., which will lead to deformation of the aluminum profile and even cause the glass to break or fall off.

Oxide film thickness is thin. The national standard specifies that the thickness of the .......