搜索结果: 1-15 共查到“leaves”相关记录234条 . 查询时间(0.115 秒)
Modelling and Comparing Shading Effects of 3D Tree Structures with Virtual Leaves
shadow model TLS LiDAR agroforestry QSM Prunus avium insolation shade cast
2023/12/6
Reduced solar radiation brought about by trees on agricultural land can both positively and negatively affect crop growth. For a better understanding of this issue, we aim for an improved simulation o...
Combining Different Transformations of Ground Hyperspectral Data with Unmanned Aerial Vehicle (UAV) Images for Anthocyanin Estimation in Tree Peony Leaves
hyperspectral tree peony anthocyanin (Anth) unmanned aerial vehicle (UAV)
2023/11/30
To explore rapid anthocyanin (Anth) detection technology based on remote sensing (RS) in tree peony leaves, we considered 30 species of tree peonies located in Shaanxi Province, China. We used an SVC ...
Leaves as bottlenecks: The contribution of tree leaves to hydraulic resistance within the soil?plant?atmosphere continuum
drought responsehy drodynamic modelling leaf hydraulic conductivity plant hydraulicsplant water relations whole-tree hydraulic conductance
2023/11/16
Within vascular plants, the partitioning of hydraulic resistance along the soil-to-leaf continuum affects transpiration and its response to environmental conditions. In trees, the fractional contribut...
Classification of Toona Sinensis Young Leaves Using Machine Learning And UAV-Borne Hyperspectral Imagery
Classification Toona Sinensis Young Leaves
2023/6/2
Rapid and accurate distinction between young and old leaves of Toona sinensis in the wild is of great significance to the selection of T. sinensis varieties and the evaluation of relative yield. In th...
A cocktail of pesticides, parasites and hunger leaves bees down and out（图）
bee biodiversity ecosystem pollination intensified agriculture
2021/8/9
Pollinators are under threat. A meta-analysis reveals that the combination of agrochemicals, parasites and malnutrition has a cumulative negative effect on bees, and that pesticide–pesticide interacti...
Water regulation in leaves is vital to a plant’s health, affecting its growth and yield, disease susceptibility and drought resistance.
Inheritance and quantitative trait loci analyses of the anthocyanins and catechins of Camellia sinensis cultivar ‘Ziyan’ with dark-purple leaves
Inheritance quantitative trait loci analyse anthocyanins catechins Camellia sinensis Ziyan dark-purple leaves
2024/7/30
Owing to the potential health benefifits, anthocyanin-rich teas (Camellia sinensis) have attracted interest over the past decade. Previously, we devel oped the cultivar ‘Ziyan,’ which has dark-purple ...
Skin-ditching gecko inexplicably leaves body armor behind when threatened（图）
Skin-ditching gecko body armor threatened
2017/9/4
When trouble looms, the fish-scale geckos of Madagascar resort to what might seem like an extreme form of self-defense — tearing out of their own skin.
Their unusually large, overlapping scales flake...
Decomposing leaves are a surprising source of greenhouse gases
Decomposing leaves greenhouse gases
2017/7/21
Michigan State University scientists have pinpointed a new source of nitrous oxide, a greenhouse gas that’s more potent than carbon dioxide. The culprit?
Tiny bits of decomposing leaves in soil.This ...
Optimisation of microwave-assisted extraction of flavonoids and phenolics from celery (Apium graveolens L.) leaves by response surface methodology
Box-Behnken experimental design total flavonoids total phenolics antioxidant activity
2016/12/9
The conditions for microwave-assisted extraction (MAE) of total flavonoids (TF) and total phenols (TP), and antioxidant activity from celery (Apium graveolens L.) leaves by response surface methodolog...
Close Galactic Encounter Leaves "Nearly Naked" Supermassive Black Hole
Close Galactic Encounter Leaves Nearly Naked Supermassive Black Hole
2016/11/29
Astronomers using the super-sharp radio vision of the National Science Foundation's Very Long Baseline Array (VLBA) have found the shredded remains of a galaxy that passed through a larger galaxy, lea...
Influence of rootstocks on different sweet cherry cultivars and accumulation of heavy metals in leaves and fruit
new rootstocks Prunus mahaleb orchard fruit tree flowering growth yield
2015/12/30
Two seedling rootstocks of Mahaleb cherry (Prunus mahaleb L.) from a German type cv. Alpruna marked as No. 2 and No. 6 were selected for their semi-dwarfing properties from biotypes growing at the Rur...
COMBINATION OF BIOCHEMICAL AND HYPERSPECTRAL REMOTE SENSING METHODS FOR DETECTION OF HEAVY METAL POLLUTIONS IN EUCALYPTUS LEAVES (CASE STUDY: THE CITY OF BAM)
Biochemical analysis hyperspectral remote sensing As Pb Eucalyptus Bam city
2016/1/15
Environmental pollution may be caused due to mines and mineral deposits. The accumulation of the associated heavy metals in soil and especially at the root zone of plants would result in plant contami...
SHOULD WE EXPECT ANOMALOUS DISPERSION IN THE POLARIZED REFLECTANCE OF LEAVES?
Leaf reflectance Polarization Anomalous dispersion
2015/9/8
The light scattered by plant canopies depends in part on the light scattering/absorbing properties of the leaves and is key to
understanding the remote sensing process in the optical domain. Here we ...
Performance of broilers fed diets supplemented with dry peppermint (Mentha piperita L.) or thyme (Thymus vulgaris L.) leaves as growth promoter source
broiler growth promoter herb leaf growth performance digestive tract
2015/6/5
A study was conducted to determine the performance, carcase and gastrointestinal tract (gut) characteristics of broilers fed diets supplemented with dry peppermint (Mentha piperita L.) or thyme (Thymu...