Oceans comprise about 96.5% of the water-covered surface (71%) of the Earth. Surprisingly, the salinity of these huge bodies ...

Stations,” and then came the sea drones retrieved from the waters off Luzon, Visayas, and Mindanao in 2022 and 2024. In 2018 ...

The Yamron meter measures soil temperature, moisture, sunlight, and pH values beyween three and nine, plus it features a 2-inch LCD screen to read measurements. The Suplong meter measures sunlight, ...

To measure pH, you can use a pH meter or submit a soil sample to a laboratory for testing. pH meters range from cheaper models to very expensive, and you generally get what you pay for. Follow the ...

The Sonkir soil moisture and pH meter, for example, does not use any batteries or power source. This is because the meter uses passive light sensors and chemistry to function and display results.

Data provided: Some moisture meters offer more data than soil moisture levels, such as sunlight exposure, ambient temperature, and pH. This information can be useful when caring for houseplants.

pH is an important indicator of water quality. Therefore, developing accurate, efficient, and economical pH sensors is crucial. This paper presents a low-cost and highly robust miniature pH sensor ...

MANILA, Philippines — The Supreme Court received on Tuesday a petition from former president Rodrigo Duterte and Sen. Ronald Dela Rosa challenging the Philippine government's cooperation with the ...

Learn More › Testing garden soil is the best way to determine what it needs—if anything—and how much. A variety of soil ...