Tobacco is a crop of economic importance in tropical countries; it generates significant income small agricultural areas. Within the agrotechnical activities that are carried out on this plant, biofertilization with Autochthonous Microorganisms (AM) represents viable option for production low inputs. Therefore, objective research was to determine biofertilizer effect AM black tobacco cv. Havana...

Background. Nanomaterials are easily modified and have unique characteristics associated with a large reactive surface Due to these properties, nanomaterials used in various branches of sciences technology, such as pharmaceuticals, biotechnology, chemical etc. Recently, the effect magnetite nanoparticles on morphological properties plants has been actively studied for their further use nanoaddi...