Results 11 to 20 of about 418 (185)

Sward structure of marandu palisadegrass subjected to continuous stocking and nitrogen-induced rhythms of growth Estrutura do dossel forrageiro de pastos de capim-marandu submetidos à lotação contínua e ritmos de crescimento induzidos por adubação nitrogenada

Scientia Agricola, 2010
Acceleration of the growth rhythm of plants using nitrogen fertiliser alters the rates of physiological processes like growth and senescence and may cause significant changes in sward structure, interfering with plant and animal responses.
Lilian Elgalise Techio Pereira, Adenilson José Paiva, Sila Carneiro da Silva, Fábio Olegário Caminha, Vitor Del'Álamo Guarda, Priscila de Mesquita Pereira   +5 more
doaj   +1 more source

Relações planta-animal em ambiente pastoril heterogêneo: processo de ingestão de forragem Plant-animal relationships in pastoral heterogeneous environment: process of herbage intake

Revista Brasileira de Zootecnia, 2009
Com o objetivo de avaliar o efeito da estrutura de uma pastagem nativa nos parâmetros que compõem o processo de ingestão de forragem de ovelhas e bezerras em pastejo, foram estabelecidas quatro alturas de pasto (4, 8, 12 e 16 cm), em delineamento ...
Edna Nunes Gonçalves, Paulo César de Faccio Carvalho, Taise Robinson Kunrath, Igor Justin Carassai, Carolina Bremm, Vivian Fischer   +5 more
doaj   +1 more source

Estrutura da pastagem e padrões de desfolhação em capim-mombaça em diferentes alturas do dossel forrageiro Sward structure and defoliation patterns in mombaçagrass according to different canopy heights

Revista Brasileira de Zootecnia, 2005
Com o objetivo de avaliar o padrão de desfolhação em pastagens de capim-mombaça (Panicum maximum, Jacq.), novilhas leiteiras da raça HPB foram submetidas, em testes de pastejo, a cinco alturas de dossel (60, 80, 100, 120 e 140 cm), em um delineamento ...
Ana Luisa Palhano, Paulo César de Faccio Carvalho, João Ricardo Dittrich, Aníbal de Moraes, Marsânia Zap Barreto, Melony Caroline Ferreira dos Santos   +5 more
doaj   +1 more source

Sward structural characteristics and ingestive behaviour of beef heifers in a Pearl Millet pasture Características estruturais do pasto e comportamento ingestivo de novilhas de corte em pastagem de milheto

Revista Brasileira de Zootecnia, 2009
Ingestive behaviour of beef heifers and sward structural characteristics of Pearl Millet (Pennisetum americanum (L.) Leeke) were evaluated. The experiment was carried out in a randomized complete design following a repeated measure arrangement (three ...
Denise Baptaglin Montagner, Marta Gomes da Rocha, Teresa Cristina Moraes Genro, Fernando Luiz Ferreira de Quadros, Juliano Roman, Dalton Roso   +5 more
doaj   +1 more source

Padrões de deslocamento e permanência de bovinos em pastos de Brachiaria decumbens diferidos sob quatro estratégias de adubação Displacement and permanency patterns of grazing cattle on Brachiaria decumbens deferred under four fertilization strategies

Revista Brasileira de Zootecnia, 2011
Este trabalho foi conduzido com o objetivo de avaliar o padrão de deslocamento e a permanência de bovinos em pastos de Brachiaria decumbens diferidos por 95 dias sob quatro estratégias de aplicação de nitrogênio (0-0, 100-0, 50-50, 0-100 kg de N.ha-1) no
Fábio Andrade Teixeira, Paulo Bonomo, Aureliano José Vieira Pires, Fabiano Ferreira da Silva, Jair de Araújo Marques, Hermógenes Almeida de Santana Júnior   +5 more
doaj   +1 more source

Unpacking the Farmland Capitalization Effect of Ethanol Establishment

Applied Economic Perspectives and Policy, EarlyView.
ABSTRACT We unpack the impact of expansions in ethanol production—as measured by proximity to newly constructed ethanol plants and capacity expansions—on farmland values using land transaction data from Kansas in combination with modern causal inference techniques.
Gabriel S. Sampson, Jisang Yu
wiley   +1 more source

U.S. Agriculture, Biofuel Markets, and Trade: Challenges and Opportunities

Applied Economic Perspectives and Policy, EarlyView.
ABSTRACT Using an enhanced Computable General Equilibrium (CGE) model (GTAP‐BIO), this study assesses how the expansion in demand for Electric Vehicles (EVs) and the reduction in exports of agricultural products induced by trade disputes negatively affect US agriculture.
Rayan Wolf, Farzad Taheripour
wiley   +1 more source

Effects of ensiling density on nutritive value of maize and sorghum silages

Revista Brasileira de Zootecnia
Studies were conducted to determine the effects of different ensiling densities on fermentation, aerobic stability, and nutritive value of maize and sorghum silages.
Ekin Sucu, Hatice Kalkan, Onder Canbolat, Ismail Filya   +3 more
doaj   +1 more source

Complementary or Competitive? Emerging Interactions Between Restoration and Protection in the Conservation Reserve Program

Applied Economic Perspectives and Policy, EarlyView.
ABSTRACT The USDA's Conservation Reserve Program (CRP) delivers environmental benefits to society by enrolling cropland and grasslands to reestablish or safeguard long‐term vegetative cover. In recent years, the CRP has dramatically increased grassland enrollment while cropland enrollment has been in steady decline. This paper uses descriptive analysis,
Wesley Zebrowski, Tyler Lark, Rich Iovanna   +2 more
wiley   +1 more source

Agricultural Diversification at the Margin. Strategies and Determinants in Italian Mountain and Remote Areas

Agribusiness, EarlyView.
ABSTRACT This paper explores the convergence in on‐farm diversification strategies of agricultural holdings, between remote areas and more central ones. Using Italian farm‐level data, we explore the determinants of diversification strategies across farms.
Gianluca Grilli, Francesco Pagliacci, Paola Gatto   +2 more
wiley   +1 more source