Từ điển nông nghiệp vần B | Page 19 Tuesday July 11 2006 12 33 PM B B symbol boron BAA abbreviation British Agrochemicals Association B aars irrigator ba z .irigeita noun a flexible hose with sixteen folding sprinklers used for irrigating b aby beef noun meat from cattle slaughtered around 12 months of age bacillary ba silari adjective referring to a bacillus bacillary white diarrhoea noun an acute infectious and highly fatal disease of chicks caused by Salmonella pullorum bacillus ba silas noun a bacterium shaped like a rod NOTE The plural is bacilli. back verb of the wind to change direction anticlockwise in the northern hemisphere and clockwise in the southern hemisphere. Opposite veer b ack band noun a band of rope or chain over a cart saddle to keep the shafts up backboard bskbord noun a board at the back of a cart backcrossing bskkrosi noun breeding a crossbred offspring back to one of its parents usually a purebred b ack end noun late autumn background noun a set of conditions which are always present in the environment but are less obvious or less important than others bacon noun the cured back and sides of a pig bacon may be green or smoked comment Bacon is cured in brine for several days. Some bacon is also smoked by hanging in smoke which improves its taste. Unsmoked bacon is also known as green bacon. baconer beik o no noun a pig bred and reared for bacon bacteria plural noun very small organisms invisible except through a microscope belonging to a large group some of which help in the decomposition of organic matter some of which are permanently in the intestines of animals and can break down food tissue and some of which cause disease note The singular is bacterium. comment Bacteria can be shaped like rods bacilli like balls cocci or have a spiral form such as spirochaetes . Bacteria especially bacilli and spirochaetes can move and reproduce very rapidly. bacteria bed noun a filter bed of rough stone forming the last stage in the treatment of sewage bacterial .