Biochars influence sweet‐potato yield and nutrient uptake in tropical Papua New Guinea

Currently, the biomass of an invasive and obnoxious weed, kunai grass (Imperata cylindrica), is uncontrollably burnt in Papua New Guinea in subsistence farming systems resulting in unwarranted negative environmental consequences. We explored the possibility of sustainable utilization of biochar prod...

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Veröffentlicht in:	Journal of plant nutrition and soil science 2015-06, Vol.178 (3), p.393-400
Hauptverfasser:	Walter, Robin, Rao, B. K. Rajashekhar
Format:	Artikel
Sprache:	eng
Schlagworte:	aboveground biomass agronomic traits biochar calcium crop yield electrical conductivity feedstocks field experimentation grasses Imperata cylindrica Ipomoea batatas kunai grass magnesium mineral fertilizers nitrogen nutrient concentration nutrient content nutrient uptake nutrients Oryza sativa phosphorus potassium pyrolysis soil amendments soil moisture soil water Solanum tuberosum subsistence farming sweet potatoes weeds
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