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The new Philippine National Standard (PNS) for Organic Fertilizer was published in 2013 by the Bureau of Agriculture and Fisheries Product Standards (BAFPS) of the Department of Agriculture (PNS/BAFPS 40:2013). According to this new PNS, Organic Fertilizer is “any product in solid or liquid form, of plant (except by-products from petroleum industries) or animal origin that has undergone substantial decomposition that can supply available nutrients to plants with a total Nitrogen (N), Phosphorus (P) and Potassium (K) of five to seven percent (5-7%). This may be enriched by microbial inoculants and naturally occurring minerals but no chemical or inorganic fertilizer material has been added to the finished product to affect the nutrient content.” Organic Plant Growth Regulator/Promoter is “any compound of organic origin, in liquid or solid form, which in low concentration promotes or modifies physiological process in plants.” Organic Plant Supplement is “any compound of organic origin ...

A new book titled " Friedrich Albert Fallou und the Begruendung der Bodenkunde " (Friedrich Albert Fallou and the Founding of Soil Science) has been published in 2013 as volume 33 (Heft 33) of the " Waldheimer Heimatblaetter ", a monograph series published by Waldheim, a town in Saxony, Germany. Friedrich Albert Fallou & the Founding of Soil Science F.A. Fallou (1794-1877) has been considered by several authors as the Father of Soil Science. This was the subject of an article I posted earlier on this blog . Unfortunately, this distinction has been wrongly attributed to the Russian V.V. Dokuchaev. For this reason, the prominent Russian historian Jarilow wrote in 1904 that "Fallou is one of humanity's forgotten best sons". The book  provides clear and strong evidence that Fallou founded the scientific study of soil. It was authored by two retired prominent professors, Prof. Dr. Heiner Kaden (Chemistry, Technical University Freiberg) and Prof. Dr. Han...