Results 141 to 150 of about 12,891 (253)

Oat growth under different nitrogen doses in an eucalyptus alley cropping system in subtropical Brazil. [PDF]

open access: yes, 2016
Foi realizada uma análise de crescimento para verificar como a aveia (Avena sativa L. cv. IPR 126) cultivada para grãos responde a um sistema agroflorestal (SAF) com eucaliptos (Eucalyptus dunnii Maiden) no subtrópico brasileiro.
ANDREOLLA, V. R. M.   +5 more
core  

Disponibilidade de fitomassa do estrato herbáceo de uma caatinga raleada submetida ao pastejo alternado ovino-caprino. [PDF]

open access: yes, 2015
O trabalho foi realizado no Centro Nacional de Pesquisa de Caprinos - CNPC/Embrapa, Sobral Estado do CE, de 1988 a 1994, com o objetivo de avaliar a disponibilidade de matéria seca do estrato herbáceo de uma Caatinga raleada, submetida ao pastejo ...
ARAUJO FILHO, J. A. de   +3 more
core  

Gel-Forming Soil Conditioners of Combined Action: Field Trials in Agriculture and Urban Landscaping. [PDF]

open access: yesPolymers (Basel), 2022
Smagin AV   +5 more
europepmc   +1 more source

The Role of Russia's Terrestrial Biosphere in Bottom-up/Top-down Emissions Accounting [PDF]

open access: yes, 2006
International accords such as the Kyoto Protocol that seek to regulate greenhouse gas emissions on a global scale necessitate methods sufficiently robust to account for uncertainties in emissions data.
Barrett, K.
core  

Integrated direct determination of the biomass of photosynthesis products in forest stands based on quanta of solar radiation energy

open access: yesНаукові праці Лісівничої академії наук України
An integrated direct quantum-optical method is proposed for determining the mass of photosynthesis products in forest stands - including phytomass, sequestered carbon, photosynthetically bound atmospheric carbon dioxide, released oxygen, and the volume ...
Vasyl Vaidanych   +4 more
doaj   +1 more source

Long Term Trends in Resource Exergy Consumption and Useful Work Supplies in the UK, 1900-2000 [PDF]

open access: yes
Our aim is to explain historical economic growth in the UK economy by introducing an empirical measure for useful work derived from natural resource energy inputs into an augmented production function.
Benjamin Warr   +2 more
core  

Cryptogamic Biomass in Pannonic Acidic Sand Steppes Subject to Changing Land-Use. [PDF]

open access: yesPlants (Basel), 2023
Aszalósné Balogh R   +4 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy