نتایج جستجو برای: tomato diseases

تعداد نتایج: 874286  

2001
Geoffrey W. Zehnder Changbin Yao John F. Murphy Edward R. Sikora Joseph W. Kloepper David J. Schuster Jane E. Polston

This chapter presents a summary of the results of experiments conducted in Alabama and Florida over a five year period to evaluate strains of plant growth-promoting rhizobacteria (PGPR) for induction of resistance against insect-transmitted diseases on field-grown cucumber and tomato. Experiments with cucumber demonstrated that treatment with PGPR significantly reduced the incidence of wilt sym...

2009
A. Fanigliulo S. Comes R. Pacella A. Crescenzi

Tomato spotted wilt virus (TSWV) is a Tospovirus affecting field tomato crops worldwide. The virus is transmitted by some species of thrips. The most damaging vectors in Italy are Frankliniella occidentalis and Thrips tabaci. Only the first instar larvae can acquire the virus from an infected plant. After acquisition, the virus replicates in the vector, and the viruliferous thrips is capable of...

2006
Ryutaro Utsumi Tadashi Yagi Satoshi Katayama Kiyonori Katsuragi Kouji Tachibana Hideyoshi Toyoda Seiji Ouchi Kazuaki Obata Yuji Shibano

toxin produced by fungi in the genera Fusarium and Gibber-ella.lf2) It alters the permeability of plant cytoplasmic membranesto water and causes solute leakage from tomato leaves.3A) It also chelate copper and other ions that could be involved in maintaining membrane integrity5'^ and affects membrane potentials and ATP levels of tomato root hair cells.7) Recently, it has been found that tomato ...

2014
Selvakumar Veluchamy Sarah R. Hind Diane M. Dunham Gregory B. Martin Dilip R. Panthee

Tomato (Solanum lycopersicum L.) is susceptible to many diseases including bacterial speck caused by Pseudomonas syringae pv. tomato. Bacterial speck disease is a serious problem worldwide in tomato production areas where moist conditions and cool temperatures occur. To enhance breeding of speck resistant fresh-market tomato cultivars we identified a race 0 field isolate, NC-C3, of P. s. pv. to...

2004
N. Ozbay

An experiment was performed with commercial and noncommercial Trichoderma harzianum strains to test whether they have any effect on the growth of tomato seedlings. The tomato (Lycopersicon esculentum Mill. cv. ‘Caruso’) seedlings were grown in a greenhouse and watered daily by hand. 18-day old seedlings were inoculated with Trichoderma harzianum strains Plantshield, T22, and T95 (10conidia plus...

Journal: :Traitement Du Signal 2022

The need for automatic disease detection applications that can help farmers in the of agricultural product diseases is increasing day by day. Convolutional Neural Network (CNN) a very popular field image processing, recognition, and classification. It seen CNN architectures are used determination products. In this study, 3 different ResNet features automatically tomato diseases. most efficient ...

Journal: :Current Journal of Applied Science and Technology 2023

Tomato is the second most important vegetable crop. It widely grown on all over world. Diseases are major constraint in economic crop production as they inflict heavy loss tomato. Among various fungal diseases, early blight was reported severe it causes damage to The main aim of this study explore potentiality native and efficient isolate P. fluorescens biocontrol agent. A total 30 Pseudomonas ...

2016
Khosrow Chehri

Fusarium species are causal agents of fungal diseases occurring frequently in numerous agriculturally important plants, including potato, garlic and are one of the common pathogens of tomato, causing root rot in the west part of Iran. Therefore, the objectives of this study were to isolate and identify disease-causing Fusarium species from infected tomatoes based on the morphological and molecu...

2003

T o m a t o products, including ketchup, tomato juice, and pizza sauce, are the richest sources of lycopene in the U.S. diet, accounting for greater than 80 percent of the total lycopene intake of Americans. In addition to tomatoes (Lycopersicon esculentum) and tomato-based products, lycopene is also found in watermelon, papaya, pink grapefruit, and pink guava. Lycopene from both processed and ...

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