Results 21 to 30 of about 1,522 (135)
Pesquisa Agropecuária Brasileira, 2004 O nitrogênio é considerado o elemento mineral mais abundante nas plantas, sendo componente essencial de biomoléculas e inúmeras enzimas. O objetivo deste trabalho foi avaliar a eficiência no processo de assimilação do nitrogênio e encontrar parâmetros ...
Virgínia Maria Tenório Sabino Donato +4 more
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Revista de Ciências Agroveterinárias, 2018 Dentre os vários insumos utilizados no cultivo do morangueiro, a radiação artificial complementar tem sido ferramenta utilizada em cultivos de alto valor agregado em diversos países do exterior.
José Tobias Tobias Marks Machado +6 more
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Photosynthetic pigments and biomass in noni irrigated with saline waters with and without leaching
Revista Brasileira de Engenharia Agrícola e Ambiental, 2015 The response of plants to salt stress is an extremely complex phenomenon that involves morphological, physiological and biochemical changes, modifying the leaf contents of chlorophyll and carotenoids, among others and affecting plant growth, development ...
Antônio G. L. Souto +5 more
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VARIABILIDAD INTERANUAL DE CLOROFILA EN EL GOLFO DE CALIFORNIA
Ecología Aplicada, 2007 El Golfo de California es caracterizado como un mar semicerrado y una cuenca de evaporacion. Se ha divido en varias zonas fisicas y biogeograficas, caracteristicas dadas por la dinamica de cada zona. El objetivo de este trabajo fue el de conocer la variabilidad interanual de la clorofila de Septiembre de 1997 a Diciembre de 2002 bajo condiciones El ...
T. Leticia Espinosa-Carreón +1 more
openaire +4 more sources
Elevation shapes alpine snow algal blooms and their influence on albedo reduction
New Phytologist, EarlyView.Graphical summary of elevational trends in Sanguina‐dominated snow algal blooms. Increasing elevation was associated with larger cells, lower Chla content per cell, higher astaxanthin ratios, lower snow water content, and reduced cell‐normalized albedo, whereas algal cell density showed no consistent elevational trend.
Pablo Almela +5 more
wiley +1 more source
Revista Brasileira de Ciências Agrárias - Brazilian Journal of Agricultural Sciences, 2013 Resumen pt: Alguns residuos industriais possuem potencial de utilizacao para a correcao da acidez do solo, como a escoria e o oxido de magnesio; no entanto, os proce...
N.O. Nogueira +4 more
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Ácido fólico (vitamina B9) y crecimiento de Phaseolus vulgaris L. micorrizado (Fabaceae)
Terra LatinoamericanaEl ácido fólico (vitamina B9) juega un papel crucial en la síntesis de clorofila y su aplicación exógena a las plantas podría influir positivamente en el índice de verdes obscuros (DGCI) y crecimiento vegetal.
Jacob Banuelos +3 more
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Neutralização da toxina tetânica pela clorofila hidrossolúvel
Revista da Faculdade de Medicina Veterinária, Universidade de São Paulo, 1950 Confirming the studies of F onseca R ibeiro and Guimaraes, the authors showed besides that with a contact for 15 minutes, 0.5 ml. of hydro-soluble chlorophyll at 1% neutralizes 500 M.L.D. of tetanic toxine; that 100 ml. of tetanic toxine (concentration of 1 ml. = 15,000 M.L.D. guinea pigs) in contact with 1,0 g.
Fonseca Ribeiro +1 more
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Assessing Closed Hydroponic Subsystems for Batavia Lettuce Growth Under Different Planting Densities
World Water Policy, Volume 11, Issue 2, Page 427-438, May 2025.ABSTRACT Hydroponic systems have the potential to be sustainable and alternative methods for food production that confer advantages of high production and better control of growth. However, only a few studies have focused on leafy vegetable growth in different subsystems and environmental variables.
Demet Çekin +6 more
wiley +1 more source
DIFFERENCES IN LEAF GAS EXCHANGE AND LEAF CHARACTERISTICS BETWEEN TWO ALMOND CULTIVARS [PDF]
Fruit Growing Research, 2013 Leaf chlorophyll content, specific leaf weight (SLW), photosynthetic and transpiration rates, stomatal functioning, water use efficiency and quantum yield were assessed during the kernel filling period for two consecutive years in order to understand ...
George D. Nanos +3 more
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