Results 21 to 30 of about 36,944 (324)

Effects of Leaf Removal on Free and Glycoconjugate Aromas of Skins and Pulps of Two Italian Red Grapevine Varieties

open access: yesFoods, 2023
Leaf removal is a cultural practice mainly aimed at improving cluster zone microclimates and impacting primary and secondary metabolites, such as volatiles.
Paola Piombino   +5 more
doaj   +1 more source

KOMBINASI WAKTU DEFOLIASI ENTRES DAN MODEL SAMBUNG PUCUK TERHADAP PERTUMBUHAN BIBIT CACAO (Theobroma cacao, L)

open access: yesJurnal Ilmiah Pertanian, 2019
The aim of the study was to get the interaction between the time of entries defoliation and shoot grafting model that gave the best Cacao seedling growth.
ROSMAITI ROSMAITI, IWAN SAPUTRA
doaj   +1 more source

Influence of Different Defoliation Timings on Quality and Phenolic Composition of the Wines Produced from the Serbian Autochthonous Variety Prokupac (Vitis vinifera L.)

open access: yesHorticulturae, 2022
The variety Prokupac is the dominant variety in the vineyards of Southern Serbia, which produces quality wines of characteristic and unique tastes. In the agroecological conditions of the Prokuplje vine district, the influence of manual defoliation on ...
Dušica Ćirković   +10 more
doaj   +1 more source

Tree canopy defoliation can reveal growth decline in mid-latitude temperate forests

open access: yesEcological Indicators, 2021
Climate and weather fluctuations and changes are the most important environmental drivers of tree canopy defoliation, an indicator of forest health. We examined the relationship between tree defoliation and Basal Area Increment (BAI), a dimension of tree
Marco Ferretti   +6 more
doaj   +1 more source

Effect of Aviation Spray Adjuvants on Defoliant Droplet Deposition and Cotton Defoliation Efficacy Sprayed by Unmanned Aerial Vehicles

open access: yesAgronomy, 2019
Defoliant spraying is an important aspect of mechanized cotton harvesting. Fully and uniformly spraying defoliant could improve the quality of defoliation and reduce the impurity content in cotton.
Qinggang Xiao   +7 more
semanticscholar   +1 more source

Estimating defoliation of Scots pine stands using machine learning methods and vegetation indices of Sentinel-2

open access: yes, 2018
In the presented study, the Sentinel-2 vegetation indices (VIs) were evaluated in context of estimating defoliation of Scots pine stands in western Poland.
P. Hawryło   +3 more
semanticscholar   +1 more source

Population genomics demystifies the defoliation phenotype in the plant pathogen Verticillium dahliae

open access: yesNew Phytologist, 2019
Summary Verticillium dahliae is a broad host‐range pathogen that causes vascular wilts in plants. Interactions between three hosts and specific V. dahliae genotypes result in severe defoliation.
Dan-Dan Zhang   +20 more
semanticscholar   +1 more source

Defoliation and nitrogen fertilization on the physiological quality of soybean seeds [PDF]

open access: yesRevista Ciência Agronômica, 2023
Stress caused by defoliation can compromise the physiological quality of soybean seeds. However, there is evidence that the application of nitrogen (N) can be an alternative to reduce the qualitative losses in seeds caused by defoliating insects.
Viviane Cabrera Baptista de Aguiar   +6 more
doaj   +1 more source

Estimating the Threshold of Detection on Tree Crown Defoliation Using Vegetation Indices from UAS Multispectral Imagery

open access: yesDrones, 2019
Periodical outbreaks of Thaumetopoea pityocampa feeding on pine needles may pose a threat to Mediterranean coniferous forests by causing severe tree defoliation, growth reduction, and eventually mortality.
Kaori Otsu   +4 more
semanticscholar   +1 more source

Health status of forest stands on permanent research plots in the Krkonoše Mts.

open access: yesJournal of Forest Science, 2010
Damage to beech, mixed (beech with spruce to spruce with beech) and spruce stands in the Krkonoše Mts. is described on the basis of evaluation of transition matrices describing the probability of a change in the assessment of defoliation of particular ...
S. Vacek, K. Matějka
doaj   +1 more source

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