نتایج جستجو برای: knot nematodes on olive
تعداد نتایج: 8427925 فیلتر نتایج به سال:
A bacteriocin produced by Pseudomonas syringae pv. ciccaronei, used at different purification levels and concentrations in culture and in planta, inhibited the multiplication of P. syringae subsp. savastanoi, the causal agent of olive knot disease, and affected the epiphytic survival of the pathogen on the leaves and twigs of treated olive plants. Treatments with bacteriocin from P. syringae pv...
Nematodes are commonly referred to as non segmented round worm, thread worms or pin worms. It‟s body is elongated, cylindrical, bilaterally symmetrical and tapering towards both end. It is pseudocoelomate and dioecious with sexual dimorphism. It‟s impact on agriculture by way of inflicting is quite substantial. In the District Bilaspur of Himachal Pradesh, in the present study on nematodes, two...
The increased concern for environmental and health hazards have called for a reduction in the use of synthetic nematicides for nematode control. Experiments were, therefore, conducted to ascertain the nematicidal potential of castor bean’s crude extract and its five lower concentrations with water as control. In the in vitro studies, crude castor bean aqueous extract and 10, 20, 30 and 40% diff...
Root-knot nematodes represent one of the most important plant pathogens in Pomegranate cultivation regions. By studying structure plant-parasitic community inhabiting rhizosphere fields, it was found that
به منظور بررسی تنوع ژنتیکی جمعیت های مختلف نماتد مولد ریشه درختان پسته استان کرمان، در سال 1383 از مناطق مختلف پسته کاری استان کرمان تعداد 93 نمونه خاک و ریشه روی گوجه فرنگی رقم cormello و rutgers انجام گرفت. سپس dna از تخم کلیه جمعیت ها استخراج شده و دو گونه m.javanica و m.incognita با استفاده از واکنش زنجیره ای پلی مراز و آغازگرهای اختصاصی گونه شناسایی شدند. گونه غالب منطقه مورد مطالعه، گونه ...
The effects of Meloidogyne incognita or M. javanica at five initial inoculum levels of 20, 100, 200, 1,000, and 2,000 eggs and infective juveniles per seedling on 'Floradade,' 'Nemarex,' 'Patriot,' and 'PI 129149-2(sib)-5' tomatoes maintained at 25 or 32.5 C were studied. The number of egg masses on roots of the susceptible cultivar Floradade was similar for both species of root-knot nematodes ...
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