Stomata are important regulators of carbon dioxide uptake and transpirational water loss. They also represent points of vulnerability as bacterial and fungal pathogens utilise this natural opening as an entry portal, and thus have an increasingly complex relationship. Unlike the situation with bacterial and fungal pathogens, we know very little about the role of stomata in viral infection. Here...

The production of grain legumes is very important for food and should be promoted in tobacco (Nicotiana tabacum L.) farming systems little diversified. research was carried out soil climatic conditions the locality “San Juan Martínez”, Cuba, with objective determining agronomic response four common bean cultivars (Phaseolus vulgaris L.). Commercial were used 'CUL´-156', 'Buenaventura', 'Guamá 2...