A study of the rhizophere of sugarcane has shown that high doses of nitrogen fertilizer could upset the balance between harmful and helpful fungi in the soil.
Broader alliances nudging markets towards public interest can save the organic movement, writes Nalaka Gunawardene.
Recovering nutrients from urine before it is mixed into wastewater could be a cheap and effective way to produce fertilizer.
Researchers have linked the high prevalence of chronic kidney disease in Sri Lanka to indiscriminate use of fertilizers and pesticides.
Urine mixed with compost makes a superior fertilizer, according to the results of a study carried out in a farmer’s field outside Nepal's capital city.