Results 101 to 110 of about 168,176 (201)

Root water uptake and photosynthesis synergistically enhance drought tolerance in interspecific hybrid sugarcane

open access: yesPlant Production Science
Sugarcane (Saccharum spp. hybrids) is a globally important crop for food and bioenergy, but its production is increasingly threatened by drought driven by climate change.
Naoya Katsuhama   +4 more
doaj   +1 more source

Costs and Benefits of Labour Mobility Between the EU and the Eastern Partnership Partner Countries. Country Report: Germany [PDF]

open access: yes, 2013
This study provides an overview of the situation of migrants from Eastern Partnership (EaP) countries in Germany, with this chapter particularly focusing on the labour market integration of EaP migrants, their access to social assistance and social ...
Costanza Biavaschi, Klaus F. Zimmermann
core  

Effect of Photosynthetic Photon Flux Density on Paprika Seedling Growth Using Rockwool Block

open access: yesPlants
This study was conducted to investigate the effects of different levels of photosynthetic photon flux density on the growth of paprika seedlings cultivated in rockwool blocks.
Jong Hyang Bae, Baul Ko
doaj   +1 more source

Net Assimilation Rate and Mean Relative Growth Rate of Horticulture Plants on Swamp Land under Control of Organic Compounds

open access: yesCURRENT APPLIED SCIENCE AND TECHNOLOGY
This research involved two experiments and was conducted in the experiment station of Faculty of Agriculture, Islamic University of Riau, Indonesia. This experiment was arranged with a randomly simple design with two factors. First, the effects of water hyacinth (Eichhornia crassipes) compost and rice husk ash on Brassica juncea, and secondly the ...
Hasan Basri Jumin   +3 more
openaire   +1 more source

Analysis of the carbon and nitrogen limitations to soybean yield [PDF]

open access: yes
Soybeans are hypothesized to be “self-destructive” since they apparently need to translocate large amounts of nitrogen from vegetative tissues during seed-fill to sustain seed growth.
Sinclair, T.R., Wit, C.T., de
core   +1 more source

Interferencia entre Phaseolus vulgaris L. y Amaranthus dubius Mart.: Análisis de crecimiento funcional en un modelo de series de reemplazo

open access: yesBioagro
Amaranthus dubius es una maleza frecuente en los cultivos de Phaseolus vulgaris en los estados centrales y occidentales de Venezuela. Para evaluar el efecto de la interferencia sobre el crecimiento de ambas especies creciendo en diferentes proporciones ...
José Vicente Lazo, Jocelyne Ascencio
doaj  

Regulation of nitrogen uptake and assimilation: Effects of nitrogen source, root-zone pH, and aerial CO2 concentration on growth and productivity of soybeans [PDF]

open access: yes
An important feature of controlled-environment crop production systems such as those to be used for life support of crews during space exploration is the efficient utilization of nitrogen supplies.
Raper, C. D., Tolley-Henry, L.
core   +1 more source

ON THE DYNAMICS OF COMMERCIAL FISHING AND PARAMETER IDENTIFICATION [PDF]

open access: yes
This paper has two main objectives. The first is to develop a dynamic model of commercial fisheries different from most existing models that assume optimizing behavior. The industry is assumed to have a well-defined index of performance.
Sandal, Leif K.   +2 more
core   +1 more source

Home - About - Disclaimer - Privacy