finger weeder
1Chainsaw — For other uses, see Chainsaw (disambiguation). An arborist using a chainsaw to fell a eucalyptus tree A chainsaw (or chain saw) is a portable mechanical saw, powered by electricity, compressed air, hydraulic power, or most common …
2Sequence motif — In genetics, a sequence motif is a nucleotide or amino acid sequence pattern that is widespread and has, or is conjectured to have, a biological significance. For proteins, a sequence motif is distinguished from a structural motif, a motif formed …
3System of Rice Intensification — The System of Rice Intensification (SRI) is a method of increasing the yield of rice produced in farming. It was invented in 1983 by the French Jesuit Father Henri de Laulanie in Madagascar. However full testing of the system did not occur until… …
