The old Bray-1 method required multiple samples to provide a full nutrient picture of the sample, slowing the process and increasing the cost. In contrast, the new method, called Mehlich-3, requires ...

Most gardeners think soil testing only determines nutrient deficiencies, but the tests also help gardeners understand whether the soil contains adequate nutrients. Basic tests check the soil’s ...

Accurate measurement of soil NO₃⁻-N is essential for precision fertilization and stable crop yields. Real-time monitoring of NO₃⁻-N has long been a challenge in agriculture. Conventional soil nutrient ...

For farmers, sometimes the easiest way to save a crop or prevent catastrophic insect damage is to spray a pesticide. But this common practice is wreaking havoc on the soil, according to new research ...

Naeem Kalwar North Dakota State University Feb 6, 2026 Feb 6, 2026 Topsoil, also known as the A-horizon, is the most fertile and biologically active layer of the soil. That is the layer where farmers ...

Abstract: The Beerkan Estimation of Soil Transfer parameters (BEST) algorithms allow estimation of soil sorptivity, and saturated soil hydraulic conductivity, using the transient and steady-state ...

CHICO — On an otherwise quiet day at the Chico State University Farm, other than the distant sounds of pile burns crackling, students Kaylee Mulhearn and Paige Flaig could be found in one of dozens of ...

In this video, I show you the best pH soil level for tomatoes and other vegetables by conducting soil tests in 3 of our garden beds. These soil tests give the pH levels and vital information about why ...

RALPH RECTO – The long-standing debate over political dynasties resurfaced after Executive Secretary Ralph Recto expressed optimism that an anti-dynasty bill could finally move forward before the 2028 ...