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Weed Emergence Models
(Springer Nature Switzerland AG, 2020)
Weed emergence models are practical tools that aim to describe the dynamics of emergence in the field. Such models can be conceptualized from two main perspectives: a reductionist/mechanistic approach and an empirical ...
Avaliação da qualidade fisológica de sementes de brachiaria brizantha cv. Brs ‘piatã’
(2017-01-01)
In a quality control program, seed vigor evaluation is of fundamental importance for the success of the program. The objective of this project was to evaluate the efficiency of several vigor tests to evaluate the physiological ...
EVALUATION THE PHYSIOLOGICAL QUALITY OF Brachiaria brizantha cv. BRS 'Piata' SEEDS
(Univ Federal Uberlandia, 2017-05-01)
In a quality control program, seed vigor evaluation is of fundamental importance for the success of the program. The objective of this project was to evaluate the efficiency of several vigor tests to evaluate the physiological ...
Vicia villosa ssp. villosa Roth field emergence model in a semiarid agroecosystem
(2018-03)
Hairy vetch (Vicia villosa Roth) is a winter annual legume cultivated for pasture and hay with the capability for natural reseeding. Vicia villosa increases N concentrations in the soil, thus contributing to the sustainability ...
Multivariate analysis and vigor tests to determine the quality of Brachiaria decumbens seeds
(Univ Federal Ceara, Dept Geol, 2019-04-01)
This study aimed to verify the efficiency of multivariate analysis in the identification of promising vigor tests for the evaluation of the physiological quality of seed lots of Brachiaria decumbens cv. Basilisk. Seeds of ...
Non-relativistic quantum field theory of Verlinde's emergent entropic gravity
(Academic Press Inc Elsevier Science, 2020-01)
Non relativistic quantum field theory propagators are indispensable tools in nuclear physics and condensed matter theory. Here we apply them to gravitation, that is, discuss a non relativistic quantum field theory for ...
Teste de condutividade elétrica para sementes de mamoneira
(Universidade Estadual de Londrina (UEL), 2009-01-01)
The aim was to study the efficiency of electrical conductivity test in evaluating the quality of castor seeds. Emergence of seedlings was evaluated in the field, with five seed lots of cv. AL Guarany 2002. The seeds were ...
Teste de condutividade elétrica para sementes de mamoneira
(Universidade Estadual de Londrina (UEL), 2009-01-01)
The aim was to study the efficiency of electrical conductivity test in evaluating the quality of castor seeds. Emergence of seedlings was evaluated in the field, with five seed lots of cv. AL Guarany 2002. The seeds were ...
Emergence of AIDS policy field in Brazil
(2008)
This paper analyzes the interactions among social actors for the creation of AIDS social field in the context of public policy in Brazil. To achieve this objective, we have mapped individuals and groups, and have investigated ...