The formation of vegetable mould through the action of worms, with observations on their habits

The book delves into the detailed study of earthworm castings and their impact on soil health, specifically focusing on measurements taken in fields near Nice. Through meticulous collection and weighing of castings over several months, the author calculates the significant amounts of organic matter produced by earthworms. The findings suggest that under optimal conditions, earthworms can contribute substantial quantities of nutrients to the soil, emphasizing their vital role in agricultural productivity. The research highlights the influence of weather and soil management practices on worm activity.