Results 11 to 20 of about 321,240 (314)

A quantum yield map for synthetic eumelanin [PDF]

open access: yesThe Journal of Chemical Physics, 2005
The quantum yield of synthetic eumelanin is known to be extremely low and it has recently been reported to be dependent on excitation wavelength. In this paper, we present quantum yield as a function of excitation wavelength between 250 and 500nm, showing it to be a factor of 4 higher at 250nm than at 500nm.
Nighswander-Rempel, Stephen P.   +3 more
openaire   +8 more sources

Processing of Yield Map Data

open access: yesPrecision Agriculture, 2005
Yield maps reflect systematic and random sources of yield variation as well as numerous errors caused by the harvest and mapping procedures used. A general framework for processing of multi-year yield map data was developed. Steps included (1) raw data screening, (2) standardization, (3) interpolation, (4) classification of multi-year yield maps, (5 ...
Ping, J. L., Dobermann, Achim R.
openaire   +3 more sources

Yield Mapping of Vegetable Crops [PDF]

open access: yesHortScience, 1997
Over the past few years, grain yield monitors have gained a significant hold in the market place. While the largest share of production agriculture acres are devoted to producing grain crops, high-value crops such as potatoes, tomatoes, sugarbeets, onions, and many others will benefit considerably by application of site-specific technology.
Ray R. Hollist   +2 more
openaire   +1 more source

Yield Mapping in Precision Farming [PDF]

open access: yes, 2008
Spatial variability of yield is very important in precision farming. With a yield monitor system installed on combine harvester, the yield data can be collected automatically while harvesting. In this paper, the component and the working theory of the yield monitor system were introduced.
M. Zhang, M. Z. Li, Gang Liu, M. H. Wang
openaire   +1 more source

Development of Willow Tree Yield-Mapping Technology [PDF]

open access: yesSensors, 2020
With today’s environmental challenges, developing sustainable energy sources is crucial. From this perspective, woody biomass has been, and continues to be, a significant research interest. The goal of this research was to develop new technology for mapping willow tree yield grown in a short-rotation forestry (SRF) system.
Maxime Leclerc   +3 more
openaire   +3 more sources

A mixed model QTL analysis for sugarcane multiple-harvest-location trial data [PDF]

open access: yes, 2011
Sugarcane-breeding programs take at least 12 years to develop new commercial cultivars. Molecular markers offer a possibility to study the genetic architecture of quantitative traits in sugarcane, and they may be used in marker-assisted selection to ...
Pinto, L. R.   +37 more
core   +1 more source

Colheita de citros e obtenção de dados para mapeamento da produtividade Characterization of harvest systems and development yield mapping for citrus

open access: yesEngenharia Agrícola, 2007
A citricultura é de fundamental importância para a economia brasileira devido a sua expressiva participação na exportação e pela geração de empregos. A colheita manual é atualmente realizada na totalidade das propriedades citrícolas nacionais. A ausência
José P. Molin, Leonardo S. Mascarin
doaj   +1 more source

QTL Analysis of Morpho-Agronomic Traits in Garden Asparagus (Asparagus officinalis L.)

open access: yesHorticulturae, 2022
In order to understand the genetic control of quantitative agronomic traits in garden asparagus, we performed a quantitative trait loci (QTL) analysis. A population (n = 167) derived from a cross between a female and male plants was evaluated for morpho ...
Verónica García   +5 more
doaj   +1 more source

Cropping Practices and Effects on Soil Nutrient Adequacy Levels and Cassava Yield of Smallholder Farmers in Northern Zambia

open access: yesInternational Journal of Agronomy, 2021
Cassava is a staple food and a major source of income for many smallholder farmers. However, its yields are less than 6 t ha−1 compared to a potential yield of 20–25 t ha−1 in Zambia. Understanding cropping practices and constraints in cassava production
Peter Kaluba   +7 more
doaj   +1 more source

Genetic dissection of yield and its component traits using high-density composite map of wheat chromosome 3A: bridging gaps between QTLs and underlying genes.

open access: yesPLoS ONE, 2013
Earlier we identified wheat (Triticum aestivum L.) chromosome 3A as a major determinant of grain yield and its component traits. In the present study, a high-density genetic linkage map of 81 chromosome 3A-specific markers was developed to increase the ...
Sachin Rustgi   +7 more
doaj   +1 more source

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