Determining outcomes of on-farm best practices

Baking a cake from scratch has more variables than baking one from a boxed mix. Though one can debate why—and when—cake mixes were developed, they are popular, and produce a uniform product. (They were really patented ...

Best farming practices for soil health vary by region

Farmers can use a variety of practices to keep their soils healthy. Some of these practices include not tilling the land, planting cover crops between growing seasons and rotating the type of crop grown on each field.

Soil science: Healing our planet's ills from the ground up

Under our feet and ubiquitous, lowly soil can be easily overlooked when it comes to addressing climate change and population growth. But in the January-February issue of the Soil Science Society of America Journal, a team ...

The Phosphorus Index: Changes afoot

Phosphorus (P) is both an essential nutrient in agricultural fields and a contributor to poor water quality in surface waters. To encourage improved P management in fields, the P Index was proposed as a risk assessment tool ...

Earthworms can survive and recover after 3-week drought stress

Earthworms are a welcomed sight in many gardens and yards since they can improve soil structure and mixing. But they are hard to find in the drier soils of eastern Colorado where water and organic matter is limited. Adding ...

Eminent scientist warns of global contamination risks

(Phys.org)—Eighty-three thousand man-made chemicals now circulate freely around the Earth, in water, soil, air, wildlife, food and manufactured goods and people, posing unquantified but genuine hazards to human and environmental ...

Analysis of generalized linear mixed models

A new and first of its kind book provides a practical guide for the use of modern statistical methods within agricultural and natural resources sciences. Analysis of Generalized Linear Mixed Models in the Agricultural and ...

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