wood vinegar

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wood vin·e·gar

impure acetic acid produced by the destructive distillation of pine tar and wood.
References in periodicals archive ?
Effects of carbonized rice hull and wood charcoal mixed with pyroligneous acid on the yield, and antioxidant and nutritional quality of rice.
Influence of plant extracted pyroligneous acid on transplanted aman rice.
Effect of pyroligneous acid on growth, yield and quality improvement of rockmelon in soilless culture.
There were thirteen treatments including control (hand weeding), 100% and 50% application rate of three herbicides: Azimsulfuron+cafenstrole (AC), Mefenacet+pyrazosulfuron-ethyl (MPE) and Betazone+cyhalofop-butyl (BCB) and 6 combination of three types of herbicides at 50% recommended rate (RR) diluted with two types of pyroligneous acids: wood vinegar (WV) and rice vinegar (RV) at 500A- dilutions; laid out in randomized complete block design with four replications.
One of the natural products that have been rapidly gaining attention is the by-product of charcoal production, pyroligneous acids, brown transparent liquid produced by condensation of smoke from process of producing charcoal.
Root formation was observed on vine cuttings from TDr 335 and TDr 93-49 treated with IBA, coconut water and pyroligneous acid and control treatments three weeks after planting (WAP).
Rooting activity and growth of rice seedling was promoted by the soil treatment with pyroligneous acid prior to transplanting [11].