Co-composting of raw manure with other organic sources has recently gained the attention scientific community. In present study, and manures enriched humic substances (Humac) or biochar were co-composted to improve their physico-chemical properties. We conducted an experiment including variants consisting soil amended (M), + Humac (M H), B), unamended (control). Soil physico-chemical, biologica...

Brassica plants once incorporated into soil as green manures have recently been shown to have biofumigant properties and have the potential of controlling plant-parasitic nematodes. In Washington State, plant-parasitic nematodes are successfully managed with synthetic nematicides. However, some of the synthetic nematicides became unavailable recently or their supply is limited leaving growers w...