Results 11 to 20 of about 2,154,315 (317)

Análise econômica da produção de frango de corte sob condições de risco no estado do Paraná Economical analysis of broilers production under risk conditions in the state of Paraná

open access: yesCiência e Agrotecnologia, 2008
A avicultura de corte constitui-se numa importante atividade econômica no estado do Paraná e, como qualquer outra, está sujeita a riscos. Objetivou-se, neste trabalho, proceder à análise econômica da produção integrada de frango de corte, avaliando os ...
Cármem Ozana de Melo   +2 more
doaj   +1 more source

Interferências mútuas entre a cultura do milho, espécies forrageiras e plantas daninhas em um sistema de consórcio: I - implicações sobre a cultura do milho (Zea mays) Mutual interferences among corn crop, forage species and weeds under a consortium system: I - implications on corn crop (Zea mays)

open access: yesPlanta Daninha, 2005
Esta pesquisa foi realizada com o objetivo de avaliar as conseqüências da adoção de um sistema de consórcio sobre a supressão das plantas daninhas e o conseqüente crescimento e produtividade da cultura do milho.
F.J. Severino   +2 more
doaj   +1 more source

Comportamento físico-hídrico de um podzólico vermelho-amarelo câmbico fase terraço sob diferentes sistemas de manejo Physico-hydric behavior of a red yellow cambic podzolic soil terrace phase under different management systems

open access: yesPesquisa Agropecuária Brasileira, 1999
O estudo foi desenvolvido no município de Viçosa, MG, na fazenda Fundão, pertencente ao câmpus da Universidade Federal de Viçosa (UFV), com o fim de verificar o comportamento físico- hídrico de um Podzólico Vermelho-Amarelo câmbico fase terraço, sob ...
Eduardo Jorge Maklouf Carvalho   +2 more
doaj   +1 more source

Food Safety Management System (FSMS) Model with Application of the PDCA Cycle and Risk Assessment as Requirements of the ISO 22000:2018 Standard

open access: yesStandards, 2022
The management strategy requires a shift to change-oriented management. These management approaches are process- and activity-oriented and are based on the assumption that the future is difficult to predict and ineffective for modeling.
Antoaneta Stoyanova   +3 more
doaj   +1 more source

Physical quality of an Oxisol cultivated with maize submited to cover crops in the pre-cropping period Qualidade física de um Latossolo vermelho cultivado com milho submetido a culturas de plantas de cobertura em pré-safra

open access: yesRevista Brasileira de Ciência do Solo, 2010
The intensive use of land alters the distribution of the pore size which imparts consequences on the soil physical quality. The Least Limiting Water Range (LLWR) allows for the visualization of the effects of management systems upon either the ...
Fabiana de Souza Pereira   +4 more
doaj   +1 more source

Manejo de plantas daninhas no consórcio de milho com capim-braquiária (Brachiaria decumbens) Weed management in corn and signal grass (Brachiaria decumbens) intercrops

open access: yesPlanta Daninha, 2004
Objetivou-se neste trabalho avaliar os efeitos do nicosulfuron em mistura com atrazine sobre espécies daninhas e produção de milho e de Brachiaria decumbens cultivados em consórcio, nos sistemas de plantios direto e convencional.
A. Jakelaitis   +4 more
doaj   +1 more source

Pathology and Determining the Causes and Constraints of Stabilizing the Management Systems in Tabriz Oil Refining Firm [PDF]

open access: yesمدیریت بهره وری, 2009
The aim of this paper is the pathology and determining the constraints of stabilizing the management systems after implementing them in the organizations. The survey population is Tabriz Oil Refining Firm, from which 94 people have been selected randomly
Majid Bagher zadeh   +2 more
doaj  

The Microbial Diversity in Relation to Postharvest Quality and Decay: Organic vs. Conventional Pear Fruit

open access: yesFoods, 2023
(1) Background: Organic food produced in environmentally friendly farming systems has become increasingly popular. (2) Methods: We used a DNA metabarcoding approach to investigate the differences in the microbial community between organic and ...
Qi Gao   +9 more
doaj   +1 more source

Digitalisation of R&D processes on the example of KGHM Polska Miedź SA

open access: yesNowoczesne Systemy Zarządzania, 2021
The last two decades have been characterised by a dynamic development that has come to be known as the fourth industrial revolution as well as the era of knowledge management and digitisation.
Piotr Spaliński
doaj   +1 more source

International Conference on Industry, Engineering, and Management Systems 2021

open access: yes, 2021
Published in SOAR: Shocker Open Access Repository by Wichita State University Libraries Technical Services, May 2022.The IEMS'21 conference committee: Wichita State University, College of Engineering (Sponsor); Gamal Weheba (Conference Chair); Hesham ...
International Conference on Industry, Engineering, and Management Systems
core   +1 more source

Home - About - Disclaimer - Privacy