Effect of biochar-amended urea on nitrogen economy of soil for improving the growth and yield of wheat (Triticum Aestivum L.) under field condition

What is more important for enhancing nutrient bioavailability with biochar application into a sandy soil: Direct or indirect mechanism?

(2013) G. Xu et al.   ECOLOGICAL ENGINEERING

Temperature- and duration-dependent rice straw-derived biochar: Characteristics and its effects on soil properties of an Ultisol in southern China

(2011) X. Peng et al.   SOIL & TILLAGE RESEARCH

Impact of biochar amendments on the quality of a typical Midwestern agricultural soil

(2010) David A. Laird et al.   GEODERMA

Impact of Biochar Amendment on Fertility of a Southeastern Coastal Plain Soil

(2009) Jeffrey M. Novak et al.   SOIL SCIENCE

Biochar amendment techniques for upland rice production in Northern Laos

(2008) Hidetoshi Asai et al.   FIELD CROPS RESEARCH

Nitrogen retention and plant uptake on a highly weathered central Amazonian Ferralsol amended with compost and charcoal

(2008) Christoph Steiner et al.   JOURNAL OF PLANT NUTRITION AND SOIL SCIENCE