Right now, the tense autumn harvest in autumn, autumn broadcast, autumn tube work is about to begin. There is a new phenomenon in this year's autumn harvest, which is "not to enter the farmland, but also to know that things in the fields .Non farmland, we can spray crops for sunscreen." This is nowadays popular "wisdom agriculture." With the maturing of agricultural modernization in our country, smart agriculture has become a new type of agricultural mode to break the drawbacks of traditional agriculture.
This wisdom storm opened up through IoT technology has enabled agriculture to achieve its goal of "measurable environment, controlled production, and traceable quality." However, in the course of its vigorous development, how to solve the bottlenecks encountered is also crucial.
Xu Chunhui: Recently, I saw two news reports. One was an agricultural base for producing grapes in Hangzhou. Intelligent production solved the problem that the head of this base ran in previous years. She sat in the office and clicked on the local wisdom agriculture Integrated service platform surveillance camera 360-degree rotation, "grapes grow well, you do not have to go to the shed you can see." It is understood that in addition to real-time monitoring of the platform, the most cost-effective remote control, changing the traditional Manpower operation mode, the staff freed from the heavy physical activity, reduce labor costs.
Another news story is about Shouguang, Shandong, where the big vegetable growers have used the so-called "shed housekeeper." With this "shed housekeeper," growers can receive text messages from their mobile phones and stay informed about the temperature and humidity inside the sheds for proper management. When the temperature and humidity inside the greenhouse exceeds or falls below the set standard value, the system will automatically send a text message to the farmer to remind the farmer that it is convenient for the farmer to take care and protect the quality of the vegetables.
The so-called "smart agriculture", popular point that is installed in the greenhouse sensing control system, farmer through the computer or cell phone can remotely view and control the greenhouse light, temperature, soil moisture and other indicators; at the same time the system can also be based on Pre-set parameters, automatically adjust the environmental index within the greenhouse. The whole process requires only a cell phone, you can easily get vegetable planting, completely changed the "facing the loess backwards, sweat covered with mud" traditional agricultural work.
With the progress of science and technology, information technology such as Internet of Things, mobile Internet, 3S and smart agricultural equipment have been applied more and more in the fields of agricultural production. A few years later, smart agriculture will spread all over the fields of hope. From March 30 to April 1, 2016, a smart agricultural networking event will be held at the Beijing National Convention Center. It is understood that China (Beijing) International Modern Agricultural IOT and Information Agricultural Exhibition was sponsored by Zhenwei Exhibition Group, with an exhibition area of ​​about 25,000 square meters. The exhibition focused on China's smart agricultural high-tech, internet of things applications, agricultural intelligent control, high-tech Field applications and live experiences. Professional purchasing groups from 33 countries and regions around the world, water conservancy bureaus of various provinces and municipalities in China, agricultural bureau, planting center, landscaping engineering company, science and technology agricultural demonstration zone, hi-tech agricultural industrial park and other units organize enterprises in the park to purchase.
Magnesium Sulphate Heptahydrate
Specifications:Product Name:Magnesium Sulphate Heptahydrate
CAS No.:10034-99-8
HS Code: 28332100
Chemical Name: Epsom Salt
Molecular Formula: MgSO4.7H2O
Molecular Weight: 246.47
Properties: White little crystal.
No. |
Test Item |
Specification |
Analysis Results |
1 |
Assay |
99% min |
99.22% |
2 |
MgSO4 |
48.59%min |
48.62% |
3 |
MgO |
16.20%min |
16.28% |
4 |
Mg |
9.80%min |
9.82% |
5 |
Fe(Iron) |
0.01%max |
0.005% |
6 |
CI(Chlorid) |
0.1%max |
0.06% |
7 |
Pb(Heavy metal) |
0.001%max |
0.001% |
8 |
As(Arsenic) |
0.0002%max |
0.00019% |
9 |
Appearance |
White crystal |
conform |
10 |
Comments |
|
|
1.Used as fertilizer in agriculture
2Also used as magnesium supplement in feeding
3.Used in medicine profession
4.As filler in leather-making industry
5.Used for grass-making ,porcelain and paint industry
6.Culture medium ingredient for animalcule industry
magnesium sulfate heptahydrate
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