Effects of potassium fertilization management, with and without addition of calcium source, on grain yield and its components in soybean crop

The correct fertilization is one of the most important and essential factors for a good development, in terms of productivity, in the
Another approach on elaborating frequency tables using GAUSS´s normal distribution theory

The correct organization of data is of extreme importance for the analysis in the process of statistical inference, aiming at the elaboration
Trichoderma spp antagonism to phytopathogens causing cassava root rot in alagoas

Several are phytopathogens that limit the production of cassava (Manihot esculata Crants) being rot of the roots to which they marry the greatest loss
Influence of Organic and Mineral Fertilizer on early development of culture-Italian Zucchini (Cucurbita pepo).
The Cucurbit family has about 118 genera and 825 species, adapted to tropical and subtropical regions of both hemispheres