搜索结果: 1-9 共查到“植物保护学 mortality”相关记录9条 . 查询时间(0.296 秒)
Mortality and Movement Behaviour of Bursaphelenchus xylophilus under Different Dosages of Copper Sulphate
LC50 mortality locomotor behaviour pine wood nematode
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2015/3/10
The effects of in vitro exposure to different concentrations of copper sulphate for different durations on the mortality
and locomotor behaviour of Bursaphelenchus xylophilus were evaluated. Copper ...
Insect damage to and mortality of seedlings of Chenopodium album L. and Fallopia convolvulus (L.) A Love
pigweed Chenopodium album L. wild buckwheat Fallopia convolvulus (L.) á. Lö ve flea beetle Phyllotreta spp. herbivory phytophagous insect secondary succession fallow
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2015/3/3
During 1997–1999, the damage and mortality caused by insect herbivores to pigweed (Chenopodium album) and wild buckwheat (Fallopia convolvulus) were studied in an early fallow field at Prague-Ruzyně. ...
Effect of plant essential oils on mortality of the stem nematode (Ditylenchus dipsaci)
Ditylenchus dipsaci essential oils control
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2015/3/3
The aim of this study was to assess the nematicidal activity of different essential oils from medicinal and aromatic plants for use in nematode management. Essential oils of Eugenia caryophyllata, Ori...
Influence of baculovirus AdorGV on the mortality of larvae and pupae of summer fruit tortrix Adoxophyes orana in laboratory conditions
summer fruit tortrix Adoxophyes orana AdorGV mortality larvae pupae
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2015/3/1
The mortality of larvae and pupae of Adoxophyes orana was examined by keeping larvae of each larval instar (L1–L5) on an artificial diet in laboratory conditions. Larvae were infected by using an arti...
Insect injury and mortality of seedlings of field penny-cress (Thlaspi arvense L.).
field penny-cress Thlaspi arvense L. phytophagous insect flea beetle Phyllotreta spp. herbivory mortality fallow secondary succession
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2015/2/2
During 1997–1999 the injury caused by insect herbivors and mortality of plants of field penny-cress (Thlaspi arvense L.) was studied on an early fallow field at Prague-Ruzyně. The highest abundance of...
Mortality of Metopolophium dirhodum (Homoptera: Aphididae) caused by strains of Erynia neoaphidis (Entomophthorales: Entomophthoraceae) from Slovakia and Greece
Erynia neoaphidis Metopolophium dirhodum Entomophthorales Slovakia Greece
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2015/1/30
The aim of the study was to test isolates of Erynia neoaphidis originating from Slovakia and Greece for infectivity to Metopolophium dirhodum, and evaluate selected strains for their infectivity at di...
Temperature-dependent development and mortality of Australian cockroach, Periplaneta australasiae (Fabricius) (Blattodea: Blattidae
Periplaneta australasiae development thermal constants thermal threshold glasshouses urban pest
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2015/1/30
The effect of temperature on the development of the 1st instar of Periplaneta australasiae (Fabr.) was studied at the four constant temperatures of 21°C, 24°C, 27°C and 30°C in temperature-controlled ...
Dieback and mortality of plantation Japanese larch (Larix kaempferi) associated with infection by Phytophthora ramorum
invasive conifer sporangia
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2014/11/25
The invasive pathogen Phytophthora ramorum is the cause of 'sudden oak death', a dieback and mortality of more than one million live-oak and tanoak trees along 1500 km of near-coastal native forest in...
Impact of Integrated Biological Control of Water Hyacinth (Eichhonnia Crassipes (Mart.) Solms) on Water Quality and Fish Mortality
Eichhornia crassipes Iintegrated biological control Water quality Fish mortality
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2010/11/9
The short-term control measures of water hyacinth including physical and chemical control have
serious constraints for implementation in water bodies of developing countries of the tropical and sub t...