Results 21 to 30 of about 51,477 (215)

Farmers’ Perceptions of Maize Production Constraints and the Effects of Push–Pull Technology on Soil Fertility, Pest Infestation, and Maize Yield in Southwest Ethiopia

open access: yesAgriculture
This study aimed to analyze farmers’ perceptions of maize production constraints and determine the effects of push–pull technology (PPT) on crop yield, pest control, and improving soil fertility status.
Mekonnen Sime   +5 more
doaj   +1 more source

Superfosfato triplo como via de distribuição de sementes de Brachiaria brizantha para renovação de pastagens na Amazônia Triple superphosphate as a means to distribute Brachiaria brizantha seeds for pasture renovation in the Amazon Region

open access: yesRevista Brasileira de Zootecnia, 2009
Objetivou-se estudar o efeito de dez tempos de contato (0, 3, 6, 12, 24, 36, 48, 72, 96 e 120 horas) do fertilizante químico granulado superfosfato triplo com sementes de Brachiaria brizantha, cv. Marandu, na sua qualidade fisiológica (germinação e vigor)
Eduardo do Valle Lima   +3 more
doaj   +1 more source

Influência de silicato e calcário na decomposição de resíduos culturais e disponibilidade de nutrientes ao feijoeiro Influence of silicate and lime on crop residue decomposition and nutrient availability to bean plants

open access: yesRevista Brasileira de Ciência do Solo, 2009
A disponibilidade do Si pelo silicato de Ca poderá aumentar a formação de polifenóis, os quais tornariam possível a maior persistência dos resíduos culturais em superfície.
Fabiana Aparecida Fernandez   +3 more
doaj   +1 more source

Potential of the Predatory Mites Gamasellodes lavafesii (Mesostigmata: Ascidae) and Cosmolaelaps mediocuspis (Mesostigmata: Laelapidae) on Different Soil Pests/Parasites and Alternative Prey for Large‐Scale Rearing

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT Many species of Mesostigmata soil mites have potential as biological control agents of pests/parasites. This study evaluated the predation potential of two of these species, Gamasellodes lavafesii (Ascidae) and Cosmolaelaps mediocuspis (Laelapidae).
A. R. A. Barros   +4 more
wiley   +1 more source

EVALUACIÓN DEL POTENCIAL PRODUCTIVO DE NUEVAS GRAMÍNEAS FORRAJERAS PARA LAS SABANAS SECAS DEL CARIBE EN COLOMBIA

open access: yesAgronomía Costarricense, 2019
Se evaluaron 7 nuevas gramíneas forra- jeras de reciente introducción a Colombia, con el fin de cuantificar su potencial productivo e identificar aquellas de mejor comportamiento como potenciales fuentes de forraje para los sis- temas ganaderos de la ...
José Jaime Tapia-Coronado   +4 more
doaj   +1 more source

Determinants and impact of adopting climate-smart brachiaria grass among dairy farmers in Kenya [PDF]

open access: yes, 2019
Evolving changes such as population growth, urbanisation and a growing middle-income class in Africa are redefining the agro-food systems. Population growth is expected to double the demand for milk and meat products in Africa by 2050.
Lukuyu, Ben A.   +3 more
core  

Repeatability, Genetic Variability and Importance of Forage Traits in Ecotypes of Brunswickgrass (Paspalum nicorae Parodi) via BLUP

open access: yesPlant Breeding, EarlyView.
ABSTRACT This study estimated the repeatability of forage traits in 84 Paspalum nicorae ecotypes using six statistical methods and quantified the minimum number of harvests needed for effective selection. Multivariate analyses based on best linear unbiased prediction (BLUP) values were also performed to assess genetic variability, identify key traits ...
Diógenes Cecchin Silveira   +9 more
wiley   +1 more source

Arbuscular mycorrhizal fungal (AMF) communities in sand bars associated with Ipomoea pes‐caprae: a promising strategy for petroleum spill bioremediation in coastal dunes

open access: yesRestoration Ecology, EarlyView.
Abstract Introduction Polycyclic aromatic hydrocarbons (PAHs), a class of petroleum‐derived compounds known for causing cellular damage and for their recalcitrant behavior, severely limit effective biodegradation. Arbuscular mycorrhizal fungi (AMF) from oil‐contaminated environments can mitigate PAH‐related stress on host plants, highlighting the ...
Ocimar F. de Andrade   +7 more
wiley   +1 more source

Maize intercropped with Urochloa ruziziensis under no-tillage system

open access: yesPesquisa Agropecuária Tropical, 2016
The no-tillage system is a conservation practice that seeks greater sustainability of the production system and can be replicated in large land areas.
Renata Fernandes de Queiroz   +4 more
doaj   +1 more source

Alterações morfoanatômicas foliares da cana-de-açúcar na fase de estabelecimento em condições de matocompetição [PDF]

open access: yesPlanta Daninha, 2013
Com o objetivo de avaliar parâmetros de produção e possíveis alterações morfoanatômicas de tecidos foliares da cana-de-açúcar, variedade RB 86 7515, na fase de estabelecimento, em condições de matocompetição, foi conduzido um experimento em vasos em ...
P.A.M. Figueiredo   +4 more
doaj   +1 more source

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