NAIROBI, Kenya -- When Benson Wanjala started farming in his western Kenya village 2½ decades ago, his 10-acre farm could produce a bountiful harvest of 200 bags of maize. That has dwindled to 30. He ...

Acid sulfate soils are naturally occurring, sulphide‐rich soils that, when exposed to atmospheric oxygen, undergo oxidation processes which result in the formation of sulphuric acid. This ...

Add Yahoo as a preferred source to see more of our stories on Google. To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which ...

For iced tea, the question is “sweet or unsweet?” For garden soil, it’s “alkaline or acid?” The answer can make a big difference in the health and growth of your plants, according to Sharon Yiesla, ...

Q: Several years ago I had a new evaporative cooler put on my roof — one that purges every few hours. The workman asked where I wanted the water to drain. I thought it would be great to use the water ...

Purdue Extension Educators frequently encourage homeowners to get soil tests when they want to grow new plants in an area, or try to diagnose what’s wrong with plants currently growing. One key ...

Many variables can affect how well trees and other plants grow in your yard. You can control some of them, such as how often and how thoroughly you water. It’s much harder to control others, such as ...

Before the United States 1970 Clean Air Act, rainfall all over the country was acidic. As precipitation would fall from the sky, it would mix with gases from industrial plants, emissions from cars, ...