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Aplicação de cobre na cultura da soja em solos com altos teores de fósforo
(Universidade Federal de Santa Maria, 2018-02-23)
Soils in the state of Rio Grande do Sul were originally well supplied with
micronutrients. Thus, at the beginning of the introduction of the soybean crop, micronutrients
were not recommended for fertilization. It is only ...
Reação de cultivares de soja e utilização de Trichoderma spp. para o manejo integrado de Meloidogyne javanica
(Universidade Federal de Santa Maria, 2019-12-20)
Soybean is considered the most economically important crop in Brazil, but its yield may be reduced due to pathogens and pests, if not controlled. Plant-parasitic nematodes are responsible for part of this decrease. Among ...
Formas de aplicação de fósforo sob calagem incorporada e superficial: efeito na acidez, disponibilidade de nutrientes e resposta de culturas
(Universidade Federal de Santa Maria, 2019-03-08)
Soybean (Glycine max) is grown in a large part of Brazil's arable land, predominantly under no-tillage system (SPD), where the application of fertilizers and limestone to the soil surface has increased. This management and ...
Eficiência de fontes fosfatadas aplicadas a lanço e em linha na cultura da soja manejada sob semeadura direta
(Universidade Federal de Santa Maria, 2013-03-11)
The sources of soluble phosphate fertilizers present differences in their chemical and structural composition coming from the increasing production and consumption demand in the last decades. The product of the reactions ...
Atributos químicos do solo e a produtividade de grãos afetados pelo gesso agrícola com e sem irrigação
(Universidade Federal de Santa Maria, 2013-09-30)
Among the benefits of gypsum can cite, improving subsoil, generated by higher Ca, m % and reduction of depth of root crops. This study was conducted on an Oxisol in the city of Boa Vista do Padlock northwestern region of ...