“We let the water circulate for a week, then we slowly add in the koi,” he says. They typically come in transparent bags and ...

2.7. Fixed-Bed Studies: Effects of Flow Rates, Bed Depths, and Nitrate Concentrations Nitrate column studies were performed at different flow rates, bed depths, and nitrate concentrations (see Section ...

Princeton University and Xiamen University researchers report that in tropical and subtropical oligotrophic waters, ocean ...

high range pH, ammonia, nitrite, nitrate Designed for use in freshwater aquariums only Use for weekly monitoring and when water or fish problems appear ...

Learn about the types of fertilizers available on the market today, so you can shop your garden center for the right solution ...

Irrigation water high in bicarbonates can wreak havoc on crops, causing soil compaction, blocking plants’ nutrient uptake and eventually killing them. Identifying and treating bicarbonates isn’t easy, ...

It gently whitens teeth by removing stains and makes them less sensitive thanks to the potassium nitrate it’s formulated with ...

They’re found in fruit, veg and cured meat, but why is it that we are warned against eating some foods with nitrates and nitrites in, but we’re told to fill our fridges with others?

Unlike public water systems in cities and towns, these wells aren’t subject to regular testing and treatment. And many are pumping out water that’s high in nitrate, the state testing shows. Some 40% ...