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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 ...
Manejos do solo e uso de calcário para cultivo de soja em planossolo
(Universidade Federal de Santa Maria, 2019-07-30)
In Rio Grande do Sul State, flooded rice monoculture in lowland areas is being difficulted due
to the increase of production costs, mainly by weeds control and yield stagnation. Crop
rotation is a strategy to be adopted ...
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 ...
Resposta da soja e do repolho à concentração de nutrientes e volume do meio radicular
(Universidade Federal de Santa Maria, 2016-03-03)
In soil preparation methods either by no till or by raised beds for vegetable crop
production, root growth can be reduced by subsurface compaction and concentration of
fertilizers in the surface layer. The goal of this ...
Qualidade fisiológica de sementes de soja sob estresse em pós-semeadura em solo seco
(Universidade Federal de Santa Maria, 2021-08-27)
Seeding in dry soil is the practice of placing the seed in the soil with low humidity before
precipitation occurs, in this way, the seeds are stored in the soil, exposed to hydric and
thermal stress, pests attack and ...
Resposta bioquímica de cultivares de soja à Meloidogyne javanica
(Universidade Federal de Santa Maria, 2020-09-03)
Induction of resistance has been used to control pests and plant diseases. Defense mechanisms can be activated by organic or inorganic agents, reducing the impacts caused by these organisms in crops of agricultural importance. ...
Pragas invasivas da soja no Brasil e o caso da mosca-da-haste, Melanagromyza sojae: diversidade genética na América do Sul
(Universidade Federal de Santa Maria, 2021-07-23)
Soybean production in Brazil has been historically affected by exotic arthropod pests, whose introduction leads to severe economic and ecological damage. However, precise estimates of economic impacts resulted from such ...
Fitonematoides na cultura da soja: levantamento, caracterização de espécies e reação de cultivares a Meloidogyne spp.
(Universidade Federal de Santa Maria, 2016-03-18)
The soybean crop is among the crops that are most affected by the presence of nematodes, it is observed large losses in productivity each year. In view of this problem, this study aimed characterize and identify populations ...
Produtividade e rentabilidade de cultivares de soja em zonas de manejo
(Universidade Federal de Santa Maria, 2019-08-27)
The yield potentials of soybean (Glycine max (L.) Merrill) have been enabling the
introduction of new genotypes each year/crop. However, the high cost for cultivation, mainly
of the seed, require assertive decision-making ...