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Humus and organic matter shapes soil health and crops
An in depth note from the New Zealand Journal of Agriculture explains humus as the vital organic component of soil. It details five soil matter classes and emphasizes humus role in texture, water holding, temperature, nutrient exchange, and crop resilience. It warns even fertile soils can lack minerals and highlights practices like green manuring and careful site choice.
MENTIONED IN THIS ARTICLE
New Zealand Journal of Agriculture
B. C. Aston
United States
Howe
Hutt
Sir John Stoesell