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Otiorhynchus sulcatus is considered as an important pest of strawberry fields and on potted ornamental plants. The efficacy to control this pest by new Polish products containing azadirachtin and th...
Electron microscopy was used to detect the presence of virus particles or inclusions in growth tips and parenchymatic cells of leaves of plum, apricot and peach trees artificially infected with Plum p...
Daughter tubers of volunteer potatoes were tested for their ability to maintain Clavibacter michiganensis subsp. sepedonicus (Cms). In different areas of the CR, volunteer potatoes were searched for i...
Insecticidal activity of methanol extracts from 18 species of medicinal plants was tested on 3rd instar larvae of the Egyptian cottonworm (Spodoptera littoralis). All extracts were toxic to larvae. Ex...
Temperature plays a key role in the time needed for development of Tetranychus urticae. It developed fastest at 35°C (6.50 d) and 30°C (6.93 d), while at 15°C it took 16.23 d. The higher the temperatu...
Changes were studied in the endogenous level of glutathione (total and oxidised), and in the amount of free thiol groups as caused by the herbicide atrazine on two species of plants with different sen...
The international symposium « Agricultural Weeds and Plant Invaders » was initiated in 2006 and takes place once every three years in a European country (Portugal in 2006, Croatia in 2008, a...
The United States is charging toward the largest expansion of agriculture in 10,000 years with vast acreages of primarily exotic perennial grasses planted for bioenergy that possess many traits that m...
The citrus nematode is an important nematode that is distributed in citrus gardens worldwide and causes decline and growth reduction of citrus plants. A control way of this nematode is chemical contro...
From nodules of perennial xerophyte desert leguminous plants – Ammodendron conollyi, Astragalus villossimus, Astragalus unifoliolatus – 151 bacterial isolates have been isolated. The study of nodulati...
The coconut hispine beetle, Brontispa longissima is a foliage feeder of the coconut palm, Cocos nucifera and other palm plants. Because B. longissima, supposedly native to Indonesia and Papua New Guin...
Potato crop (Solanum tuberosum L.) is one of the most important vegetable crops in Egypt. Integrated treatments between humic acid at concentrations 6.0 or 8.0 ml / l followed by sulfur at 3.0 or 4.0...
Canola (Brassica napus L.) is an important oil crop grown for animal feed, oil and biodiesel. Aim of this research was to determine Heteroptera species on canola in Hatay province of Turkey. Twenty-on...
Experiments were conducted to evaluate the efficacy of botanical powders of Jatropha curcas (L.), Datura stramonium (L.), Chenopodium ambrosioides(L.), Phytoloca dodecondra (L’Herit), Azadrachta indic...
Pathogens and insects seem to attack unhealthy plants, and the trace of unhealthy growth may remain in the plant organs after attack. Grain yield of rice plants infected with bacterial grain rot (Pse...

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