Results 11 to 20 of about 48,705 (319)

Detection of multi-tomato leaf diseases (late blight, target and bacterial spots) in different stages by using a spectral-based sensor. [PDF]

open access: yes, 2018
Several diseases have threatened tomato production in Florida, resulting in large losses, especially in fresh markets. In this study, a high-resolution portable spectral sensor was used to investigate the feasibility of detecting multi-diseased tomato ...
de Castro, Ana Isabel   +4 more
core   +2 more sources

Physiological Adaptive Strategies of Oil Seed Crop Ricinus communis Early Seedlings (Cotyledon vs. True Leaf) Under Salt and Alkali Stresses: From the Growth, Photosynthesis and Chlorophyll Fluorescence

open access: yesFrontiers in Plant Science, 2019
Ricinus communis is an important energy crop and is considered as one of the most potential plants for salt-alkali soil improvement in Northeast China. Early seedling stage (such as the cotyledon expansion stage) is always a vulnerable stage but plays a ...
Yingnan Wang   +8 more
doaj   +1 more source

Plantation forests and biodiversity conservation [PDF]

open access: yes, 2003
There are five key reasons why biodiversity conservation should be considered a part of plantation management. (1) The plantation estate is large, and balancing various land management values with wood and pulp production is important when extensive ...
Hobbs, R.J., Lindenmayer, D.B., Salt, D.
core   +2 more sources

Does functional soil microbial diversity contribute to explain within-site plant beta-diversity in an alpine grassland and a dehesa meadow in Spain? [PDF]

open access: yes, 2017
Questions: Once that the effects of hydrological and chemical soil properties have been accounted for, does soil microbial diversity contribute to explain change in plant community structure (i.e. within-site beta-diversity)?
Araya, Yoseph N.   +4 more
core   +2 more sources

Stand age and species traits alter the effects of understory removal on litter decomposition and nutrient dynamics in subtropical Eucalyptus plantations

open access: yesGlobal Ecology and Conservation, 2019
Litter decomposition is a crucial ecological process that regulates nutrient cycling. However, the effects of understory plants and overstory trees on litter decomposition and nutrient dynamics are still poorly understood.
Yuanqi Chen   +7 more
doaj   +1 more source

Evaluating the impact of Hymenoscyphus fraxineus in Trentino (Alps, Northern Italy): first investigations [PDF]

open access: yes, 2017
The spread of Hymenoscyphus fraxineus has been causing great concern regarding the survival of European ash (Fraxinus excelsior) throughout Europe since the 1990s.
Dal Maso, E   +4 more
core   +3 more sources

EVOLUTION OF CONCEPTS ON POLYPOID VEGETATION IN THE NASAL CAVITY AND PARANASAL SINUSIS

open access: yesМедицинский совет, 2017
Nasal polyps are known to mankind since ancient times. However, to this day, the polypoid vegetation processes remain insufficiently studied, and the problem of polypous rhinosinusitis is widespread.According to the European Position Paper on ...
D. D. Kalyapin
doaj   +1 more source

Cerebrovascular complications and infective endocarditis. impact of available evidence on clinical outcome [PDF]

open access: yes, 2018
Infective endocarditis (IE) is a life-threatening disease. Its epidemiological profile has substantially changed in recent years although 1-year mortality is still high.
De Bellis, Antonio   +8 more
core   +1 more source

Morphological Study of Left Ventricular False Tendons in Human Cadaveric Heart Specimens [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2022
Introduction: Left Ventricular False Tendons (LVFT) are normal and common anatomical variants of the left ventricle. They may be associated with findings of cardiac pathology or they may be an isolated finding from 2D echocardiogram. These structures
Shalom Elsy Philip, KR Dakshayani
doaj   +1 more source

Modelling fire occurrence at regional scale. Does vegetation phenology matter? [PDF]

open access: yes, 2015
Through its influence on biomass production, climate controls fuel availability affecting at the same time fuel moisture and flammability, which are the main determinants for fire ignition and propagation.
Bajocco, Sofia   +2 more
core   +1 more source

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