Results 41 to 50 of about 1,139 (181)

Ammonium sulfate enhances the effectiveness of reactive natural phosphate for fertilizing tropical grasses

open access: yesTropical Grasslands-Forrajes Tropicales, 2020
Reactive natural phosphate is a slow and gradual solubilizing fertilizer, which makes it difficult to use in neutral to alkaline soils. Nitrogen fertilizers which acidify the soil may increase the possibility of using this phosphate fertilizer ...
Carlos E.A. Cabral   +7 more
doaj   +1 more source

Biologically Fixed Nitrogen in Legume Intercropped Systems: Comparison of Nitrogen‐Difference and Nitrogen‐15 Enrichment Techniques

open access: yesAgronomy Journal, Volume 107, Issue 6, Page 2419-2430, November–December 2015., 2015
Biological N2 fixation (BNF) via legume intercrops can provide an alternative to inorganic N fertilizer and thereby minimize the economic and environmental costs of bioenergy feedstock and forage production. The objectives of this study were to (i) verify switchgrass (Panicum virgatum L.) as a non‐N2–fixing reference plant for distinguishing between ...
Amanda J. Ashworth   +8 more
wiley   +1 more source

Superação da dormência de sementes de capim colonião Dormancy overcoming in Panicum maximum seeds

open access: yesPlanta Daninha, 1998
O objetivo da pesquisa foi o de identificar tratamentos capazes de superar a dormência e elevar a taxa de germinação das sementes de Panicum maximum Jacq., passíveis de utilização visando semeadura a campo.
Cibele C. Martins, Walter R. da Silva
doaj   +1 more source

Macronutrientes em folhas diagnósticas do capim-tanzânia adubado com nitrogênio e cálcio Macronutrients concentrations in Tanzania guineagrass diagnostic leaves supplied with nitrogen and calcium rates

open access: yesRevista Brasileira de Zootecnia, 2010
Um experimento foi realizado em casa de vegetação com capim-tanzânia adubado com combinações de nitrogênio e de cálcio em solução nutritiva no período da primavera.
Cristiane Prezotto Silveira   +1 more
doaj   +1 more source

Dry matter intake by beef steers on Piatã palisadegrass (Brachiaria brizantha cv. BRS Piatã) pasture. [PDF]

open access: yes, 2013
201
EUCLIDES, V. P. B.   +3 more
core   +1 more source

Effects of nitrogen fertilizer rate on dry matter yield, nutritive values and nitrate nitrogen of Guineagrass (Panicum maximum Jacq.) extremely late cultivar “Umaku” as a summer annual grass in a warm temperate zone

open access: yesGrassland Science, Volume 72, Issue 2, Page 151-160, April 2026.
Abstract Cultivation as a summer annual grass in temperate regions of new extremely late‐maturing guineagrass cultivar “Umaku” without heading with fertilizer application entails risks of toxic nitrate nitrogen (nitrate‐N) concentration in the grass.
Makoto Kaneko   +3 more
wiley   +1 more source

Genetic Diversity and Structure of Ruzigrass Germplasm Collected in Africa and Brazil

open access: yesCrop Science, Volume 55, Issue 6, Page 2736-2745, November-December 2015., 2015
ABSTRACT Ruzigrass [Urochloa ruziziensis (R. Germain & Evrard) Crins, syn. Brachiaria ruziziensis Germain & Evrard] is a tropical forage native to Africa, first introduced in Brazil in the 1960s. Ruzigrass is diploid, presents sexual reproduction, and is a model species for the generation of genomic resources in the Brachiaria genus. Brachiaria species
Marco Pessoa‐Filho   +5 more
wiley   +1 more source

Nutrição e produtividade do amendoim em sucessão ao cultivo de plantas de cobertura no sistema plantio direto Peanut crop nutrition and yield in no-tillage system in succession to cover crops growth

open access: yesPesquisa Agropecuária Brasileira, 2007
O objetivo deste trabalho foi avaliar a produção de matéria seca e o acúmulo de nutrientes por plantas de cobertura e o efeito do manejo da palhada na nutrição e produtividade do amendoim da seca, em sucessão, no sistema plantio direto. O experimento foi
Carlos Alexandre Costa Crusciol   +1 more
doaj   +1 more source

Degrees of sexuality in sexual plants of guineagrass by the simplified embryo sac analysis.

open access: yesJapanese Journal of Breeding, 1983
Degrees of sexuality in lowly and highly sexual plants of guineagratss which were isolated by progeny tests in the previous paper of the authors, were investigated by using the simplified embryo sac analysis, and compared with degrees of sexuality by frequency of off-type plants in progenies.
Kousuke NAKAJIMA, Noboru MOCHIZUKI
openaire   +2 more sources

Plant Growth‐Promoting Rhizobacteria Impacting Forage Mass of Urochloa ruziziensis and Megathyrsus maximus: A Reliable New Strategy for Tropical Pastures

open access: yesGrass and Forage Science, Volume 81, Issue 1, January-March 2026.
ABSTRACT Brazil is known for its extensive livestock production in pastures, supporting the world's second‐largest herd of cattle and being the leading beef exporter. However, livestock farming in Brazil has frequently been associated with soil degradation and greenhouse gas (GHG) emissions.
Gabriel Silva Guimarães   +4 more
wiley   +1 more source

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