Results 21 to 30 of about 49,889 (355)

Pre-Symptomatic Disease Detection in the Vine, Chrysanthemum, and Rose Leaves with a Low-Cost Infrared Sensor

open access: yesAgronomy, 2021
Thermography is a technique based on infrared imaging, which is used nowadays to detect plants under stress caused by biotic and abiotic factors. In many cases, temperature changes have already been correlated with pathogen attacks.
Ioannis Vagelas   +2 more
doaj   +1 more source

Enduring Ornament [PDF]

open access: yes, 2020
This is an essay about rust. Iron usually plays the part of strength, stubbornness, and impenetrability, but rust registers the dimension of time in the material, reminding us that it always carries the potential for its own decomposition. While great expense is incurred to stave off iron’s oxidization, we read the uselessness that rust precipitates as
Amelia Groom, M. Ty
openaire   +3 more sources

Incompatibility studies of Hungarian sweet cherry (Prunus avium L.) cultivars by traditional test crossings

open access: yesInternational Journal of Horticultural Science, 2004
Cross-incompatibility is a common phenomenon between various sweet cherry (Prunus avium L.) cultivars. Traditionally, choosing cross-compatible cultivar pairs is based on test crossings in the field.
Zs. Békefi
doaj   +1 more source

Chlorophyll measurements in Alstroemeria sp. using SPAD-502 meterand the color space CIE L*a*b*, and its validation in foliar senescence

open access: yesPhotosynthetica, 2022
Our research aimed to study the correlation between the SPAD-502 readings and the color space CIE L*a*b* values in two cultivars of Alstroemeria sp. during leaf senescence and to evaluate the statistical criteria used in the selection of the best fit ...
I. VILLEGAS-VELÁZQUEZ   +7 more
doaj   +1 more source

Trends in rooting media in Dutch horticulture during the period 2001-2005: The new growing media project [PDF]

open access: yes, 2009
An overview of the developments in the area and volume of substrates used for horticultural rooting media in Holland in the period 2001 to 2005 is given.
Blok, C., Verhagen, J.B.G.M.
core   +2 more sources

The use of stinging nettle tea (Urtica sp.) to control Aulacorthum solani and Macrosiphum euphorbiae on Ranunculus asiaticus

open access: yesFolia Horticulturae, 2023
Natural and environmental-friendly approaches to control pests and diseases in horticultural production systems are showing an increasing trend. Biological alternatives, such as botanical extracts and basic substances, show promise in the reduction of ...
Wulf Florian   +4 more
doaj   +1 more source

The Emotional Experience of Flowers: Zoomed In, Zoomed Out and Painted

open access: yesHorticulturae, 2022
People have an ancient and strong bond to flowers, which are known to have a positive effect on the mood. During the COVID-19 pandemic, sales of ornamental plants increased, and many turned to gardening, possibly as a way to cope with ubiquitous ...
Jacqueline Urakami   +4 more
doaj   +1 more source

Nutrient demand of stone fruits

open access: yesInternational Journal of Horticultural Science, 2003
Effects of nitrogen, phosphorus and potassium fertilization were investigated on the change of nutrient content, vegetative and generative production of apricot, peach and sour cherry trees, as well as on frost hardiness in long term experiments ...
E. Szűcs
doaj   +1 more source

Programming with ornaments

open access: yesJournal of Functional Programming, 2016
AbstractDependently typed programming advocates the use of various indexed versions of the same shape of data, but the formal relationship amongst these structurally similar datatypes usually needs to be established manually and tediously. Ornaments have been proposed as a formal mechanism to manage the relationships between such datatype variants.
Ko, H, Gibbons, J
openaire   +2 more sources

Architecture as Ornament [PDF]

open access: yes, 2021
<p><b>We are currently in the middle of the 4th industrial revolution, where digital technology and fabrication tools have the potential to drastically change the way we think about architecture. Contemporary architectural design is now being driven by an influx of digital tools, including parametric modelling, digital fabrication, and ...
openaire   +2 more sources

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