Environmental stress
Wind damage
Wind damage is a noninfectious environmental disorder caused by strong, persistent or gusty air movement, often intensified by blowing soil or sand. It can…
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Plant problem library
Detailed profiles of common plant diseases, pests, nutrient deficiencies and environmental problems.
Environmental stress
Wind scorch
Wind scorch is a noninfectious environmental disorder caused by excessive water loss from leaves, needles, or young shoots during windy weather. It is especially…
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Environmental stress
Photoinhibition
Photoinhibition is a physiological light-stress disorder in which excess or rapidly fluctuating light temporarily or persistently reduces photosynthetic performance. It is most often associated…
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Environmental stress
Shade stress (low-light stress)
Shade stress is a noninfectious disorder caused by light levels too low for a plant’s species, cultivar, growth stage, or recent growing conditions. Affected…
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Environmental stress
Alacsony fény okozta stressz
Az alacsony fény okozta stressz nem fertőző betegség, hanem olyan környezeti zavar, amely akkor alakul ki, amikor a növény nem kap elegendő fényt a…
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Environmental stress
Excess light stress
Excess light stress is not an infectious disease but a physiological injury caused when sunlight or artificial light exceeds a plant’s tolerance, often together…
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Environmental stress
Fruit Sunburn
Fruit sunburn is a noninfectious heat and light injury that develops when exposed fruit tissue becomes hotter than it can tolerate, especially during heat…
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Environmental stress
Leaf sunburn
Leaf sunburn is permanent injury to foliage caused by light and heat exceeding the plant’s ability to protect and cool its tissues. It is…
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Environmental stress
Napégés (sunscald)
A sunscald, vagyis napégés nem fertőző, környezeti eredetű növénykárosodás. Hideg téli napokon a déli és délnyugati törzs- vagy ágfelület felmelegszik, majd éjszaka gyorsan lehűl…
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Environmental stress
Hőmérséklet-ingadozás okozta stressz
A hőmérséklet-ingadozás okozta stressz nem fertőző növénykárosodás, amely akkor alakul ki, amikor a növény rövid időn belül túl meleg és túl hideg körülmények, illetve…
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Environmental stress
Frost heaving
Frost heaving is an environmental winter-injury disorder, not a pathogen. Repeated freezing and thawing creates ice lenses that lift surrounding soil and push shallow-rooted…
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Environmental stress
Winter desiccation (winter burn)
Winter desiccation, also called winter burn, is an abiotic dehydration injury of evergreen and semi-evergreen plants. Foliage continues losing water through winter sun and…
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