Manual on Fertilizer Manufacture

Fertilizer Effects on Attaining Vegetation Requirements

Recommendations on stent manufacture, implantation and utilization

The neologism ‘stent’ has irrevocably entered the English medical vocabulary as a noun as well as a verb. It allegedly dates back to the English dentists Charles T. Stent (1807–1885) and his sons Charles R. Stent (1845– 1901) and Arthur H. Stent (1859–1900) who used to support poorly aligned teeth with a special apparatus. Others have traced the word back to the 14th century. The first mention ...

Will Higher Fertilizer Prices Make Site-Specific Fertilizer Management Pay?

Fungi and paper manufacture

Fungi have a significant impact on the economics of paper making and the end use of paper and products employing paper related components. Paper on a practical basis is a derivative of wood, and fungi that possess cellulose-degrading enzymes can directly impact the value and utility of various types of products. Fungi further have a negative economic impact on the pulp produced during paper man...

A Variable-Rate Fertilizer Control System for Disc Fertilizer Spreaders

Fertilizer application control in reason is the key technology to improve operation quality, reduce fertilizer pollution, and cut down costs of production. A control system of variable rate fertilizer is developed based on microcontroller chip in the paper. The system can automatically control flow dosage by adjusting feed gate opening size and changing hydraulic motor speed of fertilizer conve...