A5051875581- Soil Management and Crop Yield
- Ruminant Nutrition and Digestive Physiology
- Growth and nutrition in plants
- Crop Yield and Soil Fertility
- Agronomic Practices and Intercropping Systems
- Agroforestry and silvopastoral systems
- Agricultural and Food Sciences
- Rabbits: Nutrition, Reproduction, Health
- Turfgrass Adaptation and Management
- Botany and Plant Ecology Studies
- Mycotoxins in Agriculture and Food
- Soil Carbon and Nitrogen Dynamics
- Effects of Environmental Stressors on Livestock
- Plant Micronutrient Interactions and Effects
- Meat and Animal Product Quality
- Animal Nutrition and Physiology
- Environmental and biological studies
- Urban Heat Island Mitigation
- Food Security and Health in Diverse Populations
- Natural Antidiabetic Agents Studies
- Leaf Properties and Growth Measurement
- Biofuel production and bioconversion
- Phosphorus and nutrient management
- Seed Germination and Physiology
- Selenium in Biological Systems
Universidade Estadual do Oeste do Paraná
2012-2024
Institute of Animal Science and Pastures
2007
Universidade Federal de Lavras
2002-2004
Universidade Federal de Viçosa
2000
Avaliaram-se, em casa-de-vegetação, os efeitos de doses fósforo (P) aplicadas amostras Latossolo Vermelho-Amarelo distróférrico (LVAd) e Vermelho distroférrico (LVd) (0, 110, 220, 330 560 mg dm-3) Neossolo Quartzarênico (RQ) 80, 160, 240 410 dm-3), coletadas na Microbacia Hidrográfica do Alto Rio Grande, no perfilhamento produção massa seca da parte aérea (MSPA) raiz (MSR) capim-Mombaça (Panicum maximum cv. Mombaça), capim-Marandu (Brachiaria brizantha Marandu) capim-Andropogon (Andropogon...
O experimento foi conduzido na Fazenda Experimental da Unioeste, Marechal Cândido Rondon
The objective of this experiment was to estimate the curve dehydration, chemical composition and in vitro dry matter digestibility (IVDMD) crude protein (IVCPD) tifton 85 hay, produced single or overseeded with ryegrass white oat IPR 126. experimental design randomized blocks, a 3 × 10 factorial arrangement, three cropping systems ten evaluation times (0, 4, 8, 24, 28, 32, 48, 52 56 71 hours after harvest) during dehydration process. For DM CP digestibility, blocks (before cutting, before...
Objetivou-se avaliar características produtivas, estruturais e nutricionais dos capins Tifton 85 Piatã da leguminosa feijão-guandu em monocultivo ou cultivo consorciado, com sem aplicação de nitrogênio. Adotou-se o delineamento blocos casualizados parcelas subdivididas no tempo, sete tratamentos nas principais 3 tempos avaliação sub-parcelas, 4 repetições. Os consistiram: Cajanus cajan cv. 'Super N' (feijão-guandu); Brachiaria brizantha 'Piatã' solteira nitrogênio (N); B. associação feijão...
The objective was to characterize the nutrient and mineral composition of M. maximus cv Aruana grazed by lambs in a silvopastoral system or full sun with added nitrogen. treatments are: (1) nitrogen fertilization, (2) without (3) fertilization (4) fertilization. dynamics, urinary excretion N amount returned were determined from four sheep Latin square experimental design; analysis leaves stalks grass carried out collecting samples plots used, totaling six each treatment evaluated. provided...
This trial aimed at determining the dehydration curve nine times (0, 3, 6, 9, 24, 27, 30, 33 and 46 hours after cuting of plants); leaf/stem ratio number leaves per stem in alfalfa submitted to four managements during drying process. It was also evaluated bromatologic composition vitro digestibility dry matter cell wall hay before storage. The methods applied for were following: field until 50% DM conclusion an airy shed; without turning; with only one turning two turnings. experimental...
This study aimed to evaluate the effects of increasing doses nitrogen on morphogenesis, structural and productive grass Panicum maximum cvs. Mombaca Tanzania, Brachiaria sp. Mulato. The experiment was conducted under field conditions. experimental design randomized blocks in a 3x4 factorial with three forages (Panicum Tanzania cv. Mulato), four N rates (0, 40, 80 160 kg ha-1) replications. Were evaluated following parameters: fresh matter production (FMP), dry (DMP), plant height, percentage...
White oat and ryegrass were overseeded on Tifton 85 pastures for evaluation of dry matter yield (DMY), leaf:stem ratio (L:S), dehydration curves nutritional value forages. Dry intake L:S analyzed using a completely randomized blocks design with five forage growth conditions (single intercropped white or ryegrass, 85), whereas drying curves, ten times tested (0, 4, 8, 24, 28, 32, 48, 52, 56 71 hours after harvest) by 5 × 10 split-plot arrangement (growth forages as main plot sub-plots). The...
The experiment was carried out to evaluate the structural characteristics, biomass accumulation, chemical composition and in vitro digestibility of dry matter crude protein white oat (Avena sativa L. IPR 126) under different management systems. Grazing, cut at two heights (15 20 cm) free growth were all evaluated three periods (July, August September) with a 28-day average interval between evaluations. In system, samples 15 cm also taken intervals chosen for cutting grazing. experimental...
Objetivou-se avaliar as etapas de produção feno capim Tifton 85 adubado com cinco doses nitrogênio após cada corte sob a forma ureia em cobertura. A desidratação da primeira colheita ocorreu durante seis dias galpão, função das condições climáticas, e segunda campo dois dias. O delineamento experimental foi blocos ao acaso parcelas subdivididas no tempo, sendo (5m x 3m) (0; 25; 50; 75 100kg ha-1 colheita-1) subparcelas (corte, enfardamento armazenamento). aumentou altura matéria seca por...
O trabalho teve como objetivo avaliar o efeito da aplicação de doses crescentes dejeto líquido suíno sobre a produção e composição químico-bromatológica parte aérea aveia preta. experimento foi conduzido em sistema plantio direto sob delineamento blocos casualizados com quatro repetições os tratamentos constituídos pela 0; 10; 20; 30; 40 50 m³ ha-1 suíno. Foram determinados MS aérea, relação folha:colmo teores proteína bruta (PB), fibra detergente ácido (FDA), neutro (FDN), matéria mineral...
The objectives of this study were to estimate the curve dehydration, bromatological composition and occurrence fungi in Tifton 85 grass, submitted four methods dehydration. curves dehydration studied a completely randomized design with 4 × 11 factorial scheme drying systems (1 conditioning + 1 turn-over; 2 conditionings no turn-over turn-overs) sampling times (0, 3, 15, 18, 21, 24, 39, 42, 45 47 hours after cutting), six replicates. For occurrence, experimental was 3 grass three periods...
The objective of this study was to estimate the dehydration curve and occurrence fungi mycotoxins in Tifton 85 hay. experimental design randomized blocks split plots with four replications five levels nitrogen (0, 25, 50, 75 100 kg ha-1) form urea, two regrowth ages (28 35 days) drying hay sun shed. After harvesting, grass sampled times 8, 23 32 hours) dry twelve 3, 18, 27, 42, 51, 66, 75, 90, 99, 114 123 for shed, turned over daily. were identified after seeding growth three steps haymaking...
The objective of this study was to evaluate the influence five levels N and two regrowth intervals on structural, productive, nutritional characteristics Tifton 85 grass (Cynodon spp). experiment conducted in a hay production field at State University West Paraná, planted 2004 with Cynodon spp. cv. 85. established randomized block design factorial treatments fertilization amounts (0, 25, 50, 75 100 kg ha-1 cut-1) applied as urea after each cut, (28 35 d), four replicates. application...
The study was conducted to estimate the dehydration curves, chemical composition, and occurrence of fungi in white oat hay (Avena sativa L. cv. Guapa BRS) black strigosa Schreb Common) at two cutting heights. Dehydration curves were studied under a randomized block design with 2 × factorial arrangement using split plots time, considering types oats (white black), heights (10 20 cm), 17 sampling times (0, 4, 19, 24, 28, 43, 47, 52, 67, 71, 76, 91, 95, 100, 115, 129, 124 hours after...
Um experimento foi conduzido com o objetivo de avaliar, em dois anos, os efeitos métodos estabelecimento (sulcamento: 1,5 e 1,0 m entre linhas etapa única; duas três etapas, respectivamente; aração, gradeação sulcos espaçados linhas), doses calcário (25, 50, 75 100% da necessidade calagem-NC, obtida pelo método do Al, Ca Mg trocáveis), gesso agrícola (0, 230, 940, 1.880 2.820 kg/ha, referentes à substituição 0, 3,0, 12,5, 25,0 37,5% CaO gesso, na dose NC) P2O5 (50, 100, 150, 200 250 kg/ha)...
Em solo de baixa fertilidade, sob pastagem natural degradada, pertencente à Universidade Federal Viçosa - (MG), foi estabelecida uma Brachiaria decumbens consorciada com Stylosanthes guianensis cv. Mineirão, para avaliar os efeitos doses calcário (1.175, 2.350, 3.525 e 4.700 kg/ha, referentes a 25, 50, 75 100% da quantidade recomendada-QC), gesso agrícola (0, 230, 940, 1.880 2.820 substituição 0, 3,0, 12,5, 25,0 37,5% do CaO pelo gesso) P2O5 (50, 100, 150, 200 250 kg/ha) sobre o pH solo;...
<p>The objective of this study was to evaluate the growth performance two crossbreed genetic groups, ½ Nelore Angus and ¼ Guzera, which originate from rotational crosses Nellore cows with bulls Guzera bulls, respectively. The evaluated at end yearling feedlot stages, carcass characteristics were after slaughter. A completely randomized trial design used, 12 in each group. stage lasted 270 days, cattle fed pasture <em>Brachiaria brizantha </em>‘Marandu’ 2.0 UA ha-1 a forage...
O experimento foi conduzido a campo com o objetivo de determinar as frações fósforo (P) em gramíneas forrageiras tropicais, aos 35 dias idade, sob fontes e doses P. Foi utilizado delineamento experimental blocos ao acaso, três repetições, os tratamentos dispostos um esquema parcelas subsubdivididas, sendo alocadas nas (capim-coastcross, capim-florona capim-quicuio); subparcelas P (Superfosfato Triplo, Fosfato Reativo, Arad Natural, Araxá) subsubparcelas (0, 40, 80 120 kg/ha P2O5). As...
The experiment was carried out in Marechal Cândido Rondon (Parana, Brazil), pasture of Tifton 85 (Cynodon spp), aiming to estimate the concentrations minerals, phosphorus, potassium, calcium, magnesium and zinc shoots grass, as well dry matter production after application swine manure. a randomized block design arranged 5x3 factorial consisting five doses manure (0, 25, 50, 75 100 m ³ ha-1), examined three cuts. In comparison harvests, analysis variance showed significant difference...
Objetivou-se avaliar o efeito da inclusão de nitrogênio não proteico (NNP) no suplemento e a influência diferentes tempos maturação sobre características físico-químicas músculo bovinos corte (½ Angus + ½ Nelore) em pastejo. Foram utilizados 108 bifes do Longissimus dorsi, retirados 36 castrados, com aproximadamente 20 meses idade peso corporal inicial 400,33 ± 40,87 kg, delineamento experimental inteiramente casualizado esquema fatorial, doze tratamentos, constituídos pela combinação quatro...
The aim of this study was to assess the impact administering an energy-protein supplement with fibrolytic enzymes, either singly or in a blend, on intake, digestibility, ruminal, and metabolic parameters grazing beef cattle. Five rumen-cannulated Nellore steers, averaging 36 months age body weight 559.57 ± 35 kg were evaluated using 5 x Latin Square design. treatments included protein-energy (2 g/kg BW) without additives (Control), supplemented 4 g β-glucanase/animal (BGLU); xylanase/animal...