Made available in DSpace on 2022-04-29T08:48:15Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-09-01; The castor bean plant is a tropical species and is subject to various diseases, which cause great losses. Among these diseases, the gray mold (Botryotinia ricini) is one of the most important. The fungus spore production was evaluated in the media of cultures BDA; Oats-Agar; Mazeina-Agar; Rice-Agar; cas...
Made available in DSpace on 2022-04-29T08:48:19Z (GMT). No. of bitstreams: 0 Previous issue date: 2010-05-01; The biological control of the plants diseases, caused by fungi, is carried out using others organisms (predator, parasite or pathogen). Among the possible agents of biocontrol, a fungus has been highlighting as promising and it is known as Clonostachys rosea, asexual form of Bionectria ochroleuca. For t...
Made available in DSpace on 2022-04-29T08:32:31Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-01; Fusariosis, one of the phytosanitary problems found in rubber producing areas in the northwest of the state of São Paulo, is a disease that affects the bark of the adult plants, affecting the exploitation of latex. The typical symptoms appear as cracks in the bark that expand from the rootstock towards ...
Made available in DSpace on 2022-04-28T20:53:16Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-01-01; The preservation of Plasmodiophora brassicae resistance structures under laboratory conditions is difficult since this is an obligate parasite. The freezing method using an ordinary household freezer was tested to ensure the pathogen's survival and the preservation of its infective traits. Roots of diff...
Made available in DSpace on 2022-04-28T21:21:23Z (GMT). No. of bitstreams: 0 Previous issue date: 2009-07-01; The objective of the present work was to verify if the incited symptoms in banana trees cv. Nanicão, belonging to the subgroup Cavendish, in Vale do Ribeira, are related to levels of nutrients in soil and leaves. Sixteen areas in Vale do Ribeira were selected, one half with symptomatic plants and the ot...
Made available in DSpace on 2022-04-29T07:51:57Z (GMT). No. of bitstreams: 0 Previous issue date: 2006-01-01; Phytophthora parasitica is been considered one of the most prevalent citrus soilborn pathogens in Brazil. Fourteen isolates were collected in different region of São Paulo state. Amplification of the ITS region using primers ITS1 and ITS2 produced DNA fragments of 812 to 860 bp, that were compared with ...
Made available in DSpace on 2022-04-29T08:29:25Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01; Biological control agents (BCAs) play an interesting role in improving plant health in the world. BCAs include three groups such as microbes, animals, and plants. The big difference among groups constitutes a difference in the method of enhancing plant health. The first group includes viruses, bacteria,...
Made available in DSpace on 2022-04-29T08:29:33Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-01-01; The microbial community is surrounded by plants and this leads to an interaction between them. There are two types of microbials that interact with plant: beneficial microbes and pathogenic microbes. There is a relationship between microbes and plants due to the secretion of many chemical signals. Chemi...
Made available in DSpace on 2022-04-29T08:44:51Z (GMT). No. of bitstreams: 0 Previous issue date: 2013-01-01; Pine is used primarily as a source of raw materials for the industries of lumber and laminated plates, resin, pulp and paper. Pine may be affected, from the nursery to adults, in plantations by pathogens such as fungi and/ or pests. The aim of this work was to recognize patterns in images obtained from ...
Made available in DSpace on 2022-05-01T04:26:36Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-01; Laboratório Central de Microscopia Eletrônica, Universidade Federal de Santa Catarina; Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP); The rubber tree (Hevea brasiliensis), is an important natural latex-producing plant which can be limited by several factors, such as the occurrence of dis...