A decay that continues rapidly spreads downwards throughout the stalk and the affected plants soon droop. A mild sweet fermenting odour accompanies such rotting. zeae by KELMAN 1974) showed first premature withering and drying up of the uppermost leaves which was soon followed by the lower leaves. Symptoms appear during warm, wet … Plant Disease, 66(6):519-520. Identification of Erwinia sp., causing stalk rot of maize in Egypt. SIMILARITIES TO OTHER DISEASES Pythium stalk rot (Pythium aphanidermatum) causes similar symptoms on maize, but bacterial stalk rot may be accompanied by a foul odour. Bacterial stalk rot (BSR) caused by Erwinia chrysanthemi pv. Africa, where maize plants under flood irrigation were predisposed to bacterial infections around the base due to plants standing in water for long periods under very hot conditions. Ears and shank may also show rot. Die von Erwinia carotovora f. sp. zeae Sabet (re-designated as Pectobacterium chrysanthemi pathovar.zeae by Kelman 1974), showed first premature withering and drying up of the uppermost leaves which was soon followed by the lower leaves. NIH Bacterial stalk rot can infect the maize plant from any internode at soil level up to the leaves and plumes. 2019 Jun 5;11(6):320. doi: 10.3390/toxins11060320. Zentralbl Bakteriol Parasitenkd Infektionskr Hyg. 2019 Aug 21;10:1950. doi: 10.3389/fmicb.2019.01950. mays) known in many countries as corn or mielie/mealie, is a grain domesticated by indigenous peoples in Mesoamerica in prehistoric time The leafy stalk produces ears which contain seeds called kernels.Though technically a grain, maize kernels are used in cooking as a vegetable or starch. Fusarium diseases of maize associated with mycotoxin contamination of agricultural products intended to be used for food and feed. We use cookies to help provide and enhance our service and tailor content and ads. Die Studien über den Wirtsbereich wiesen auf die Tatsache hin, daß der Krankheitserreger, der die Krankheit bei Mais verursacht, diese Fäule auch bei Kartoffeln, Möhren, Zwiebeln, Zuckerrüben, Süßkartoffeln, Papaya, Kohl und vielen anderen Pflanzen hervorrufen kann. Get the latest public health information from CDC: https://www.coronavirus.gov. 2014 Sep;98(9):1267. doi: 10.1094/PDIS-02-14-0198-PDN. Bei der Bodenfäule werden die Blätter gelb und das infizierte Gewebe wird braun, weich und ist mit Wasser durchsetzt. Dickeya zeae strains isolated from rice, banana and clivia rot plants show great virulence differentials. Zentralbl Bakteriol Naturwiss. Oldenburg E, Höppner F, Ellner F, Weinert J. Mycotoxin Res. Stalk rot of maize, caused by Erwinia carotovora f. sp. Stalk rot of maize, caused by Erwinia carotovora f. sp. Li L, Qu Q, Cao Z, Guo Z, Jia H, Liu N, Wang Y, Dong J. Toxins (Basel). The bacterial decomposition produces a characteristic, unpleasant odor. Bacterial stalk rot of maize caused by Dickeya zeae previously known as E. chrysanthemi pv. The rot either extended from the base upwards (basal rot) or from the top downwards (top rot). By continuing you agree to the use of cookies. Indian Phytopathology, 23:470-477. The rot either extended from the base upwards (basal rot) or from the top downwards (top rot). A brief description is given, illustrated by two coloured plates, of a bacterial stalk rot of maize which broke out in the vicinity of Pusa after heavy rain in August, 1928, and again twelve months later. zeae. 2017 Aug;33(3):167-182. doi: 10.1007/s12550-017-0277-y. The top rot begins with wilting and drying up ot the tips of middle leaves of the whorl. It has been infecting maize in north and central Karnataka causing economic losses up to 85 per cent. COVID-19 is an emerging, rapidly evolving situation. of Botany, Ranchi University, Ranchi-83 4008 (Bihar), India. zeae Sabet (re-designated as Pectobacterium chrysanthemi pathovar. Common Maize Diseases, Symptoms And Treatment. In the case of basal rot, the leaves become yellow and the infected tissue becomes brown, soft, and water soaked. El-Helaly AF, Abo-El-Dahab MK, El-Goorani MA, Gabr MR. Zentralbl Bakteriol Naturwiss.
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