Latest Index of soil-related articles Stories
Scientists at the U.S. Department of Agriculture (USDA) are leading the way in learning more about "biochar," the charred biomass created from wood, other plant material, and manure.
By Jung, W K; Kitchen, N R; Anderson, S H; Sadler, E J ABSTRACT: Plant water and nutrient use for claypan soils are restricted by an argillic horizon (clay content > 500 g kg^sup -1^) that typically occurs 20 to 40 cm (8 to 16 in) below the soil surface.
- In dressmaking, straps running from the belt in front over the shoulders to the belt in the back, with more or less elaboration of trimming and outline. They usually broaden at the shoulder and narrow toward the waist.