Czytelnia

Good sources of organic matter for plants include manure, ploughed-in plants (mustard, legumes) improving soil structure, and shredded straw after combine harvesting of cereals. On light soils it is recommended to use about 60-80 t/ha manure and to plough it in as deeply as possible (down to 50-60 cm, and on very light soils down […]

A drastic decrease in humus content has begun to be apparent in a large part of Polish soils. Studies show that in the last decade, the humus content has decreased by as much as 30%. A deficit of natural fertilizers and simplified crop rotation have systematically made this problem worse. Every farmer who thinks about […]