Nitrogen use efficiency by annual and perennial crops
C Carranca - Farming for food and water security, 2012 - Springer
The amount of nitrogen fertilizer applied to plants is usually large. Only part of this fertilizer,
of about 6–50%, is taken up by plants, depending on fertilizer, plant and soil type, climatic …
of about 6–50%, is taken up by plants, depending on fertilizer, plant and soil type, climatic …
Nitrogen fertilization affects yield and fruit quality in pear
Mineralized nitrogen (N) from organic matter and decomposing residues in most soils are
not always taken into account. Little is known about the correct N application dose for pear …
not always taken into account. Little is known about the correct N application dose for pear …
Insect pollination, more than plant nutrition, determines yield quantity and quality in apple and pear
Agricultural yield is the result of multiple factors and ecological processes (eg, pollination,
fertilization, pest control). Understanding how the different factors interact is fundamental to …
fertilization, pest control). Understanding how the different factors interact is fundamental to …
Elevated carbon dioxide and temperature effects on rice yield, leaf greenness, and phenological stages duration
N Figueiredo, C Carranca, H Trindade… - Paddy and Water …, 2015 - Springer
The present field experiment was conducted during two consecutive cropping seasons in
central Portugal to study the effects of simultaneous elevation of carbon dioxide …
central Portugal to study the effects of simultaneous elevation of carbon dioxide …
[HTML][HTML] The pear tree response to phosphorus and potassium fertilization
G Brunetto, G Nava, VG Ambrosini, JJ Comin… - Revista Brasileira de …, 2015 - SciELO Brasil
The aim of this study was to evaluate the response to phosphorus (P) and potassium (K)
fertilization and to establish the critical levels of P and K in the soil and in the plant tissue in …
fertilization and to establish the critical levels of P and K in the soil and in the plant tissue in …
Adaboost-based machine learning improved the modeling robust and estimation accuracy of pear leaf nitrogen concentration by in-field VIS-NIR spectroscopy
J Wang, W Xue, X Shi, Y Xu, C Dong - Sensors, 2021 - mdpi.com
Different cultivars of pear trees are often planted in one orchard to enhance yield for its
gametophytic self-incompatibility. Therefore, an accurate and robust modelling method is …
gametophytic self-incompatibility. Therefore, an accurate and robust modelling method is …
[PDF][PDF] Chlorophyll content of aphid-infested seedling leaves of fifteen maize genotypes
H Sytykiewicz, P Czerniewicz, I Sprawka… - Acta Biologica …, 2013 - bibliotekanauki.pl
We measured the total chlorophyll (Chl a+ b) content in seedling leaves of fifteen maize
cultivars infested by two studied aphid species (oligophagous Rhopalosiphum padi L …
cultivars infested by two studied aphid species (oligophagous Rhopalosiphum padi L …
[PDF][PDF] Effects of nitrogen fertilization on the chlorophyll content of apple
E Uysal - Meyve Bilimi, 2018 - dergipark.org.tr
The experiment was carried out during 2009-2011 period in Yalova conditions. The aim of
the experiment is to determine fertigation and postharvest foliar fertilization methods with …
the experiment is to determine fertigation and postharvest foliar fertilization methods with …
Nitrogen management based on visible/near infrared spectroscopy in pear orchards
J Wang, X Shi, Y Xu, C Dong - Remote Sensing, 2021 - mdpi.com
The timely estimation of nitrogen (N) requirements is essential for managing N fertilizer
application in pear orchards. Visible/near infrared spectroscopy is a non-destructive and …
application in pear orchards. Visible/near infrared spectroscopy is a non-destructive and …
[PDF][PDF] Effects of nitrogen fertilization on crops and their associated insect communities: a global food security perspective
KMZ Rahman - Asian-Australasian Journal of Food Safety and …, 2022 - ebupress.com
Nitrogen (N) fertilization reduces worldwide food insecurity by boosting crop yield and
stability. N is one of the most essential macromolecules required for the growth and …
stability. N is one of the most essential macromolecules required for the growth and …