American Society of Agronomy

Seed yield is determined by genetics but highly influenced by environmental conditions. It consists of three main components: plants per hectare, seeds per plant, and 1000 seed weight. A self-pollinating crop whose grain can be used as seed…

The ability to measure soil density, the relation between the mass and the volume of a dry soil sample, lets scientists compare nutrient and carbon stocks in soils so they can be better managed. Now, using a regular smartphone camera and…