Pest management handbook college of agriculture, forestry. Diagnosis and management of foliar diseases of cotton in the. Cotton production, disease management, economics, marketing. Cotton foliar disease recommendations cotton leaf spot complex solve the underlying issue k, drought, injury fungicides work, but likely not economical target spot manage plant height pgrs scouting is key 1st month of blooming fungicides work, may be economical in severe situations bacterial blight.
In georgia, the disease is typically restricted to the extreme southeastern counties. Diagnosis and management of foliar diseases of otton in. Areolate mildew is found in most countries where cotton is produced, but not commonly observed in the u. Diseases of cotton plant diseases biology discussion. Integrated disease management guidelines for cotton inside cotton. Pest management weed resistance recognizing that herbicide resistance is a growing threat to efficient cotton production, the national cotton council is escalating its educational effort to help producer manage this problem. Structure the national cotton council is a federation that works out common problems and develops programs of mutual benefit for its members. Translated into seven languages, cotton and williams practical gastrointestinal endoscopy has for the last 25 years been the basic primer for endoscopy around the world, providing clear, clinical and practical guidance on the fundamentals of endoscopy practice, from patient positioning and safety, how to perform different endoscopic procedures, and the latest in therapeutic techniques. Cotton, one of the worlds leading agricultural crops, is plentiful and economically produced, making cotton products relatively inexpensive. Cotton diseases and their control unt digital library. For each disease there is information on symptoms, management, diagnostic notes, range, and how it affects yield. Mueller, extension cotton pathologist seedling diseases seedling diseases occur on cotton in south carolina every year. Pest and disease management in cotton alka najan paithan taluka aurangabad district, maharashtra institute for integrated rural development. No other cotton disease commonly found will have the white, powdery growth on the underside of the leaf.
Forage, pasture and hay forage legume weed control grass forage weed control pasture and hay insect management. Margins of necrotic regions on leaves and cotyledons will have dark borders. Cotton foliar disease recommendations cotton leaf spot complex solve the underlying issue k, drought, injury fungicides work, but likely not economical target spot manage plant height pgrs scouting is key 1st month of blooming fungicides work, may be. Cotton diseases cotton is a major crop in parts of the african tropics, australia, china, egypt, india, mexico, pakistan, soviet union, the sudan, united states, and warmer regions of central and south america. Marine algae for the cotton pest and disease management. The verticillium fungus lives in the soil and infects roots of cotton plants. Growers can prevent weeds from getting into the field by managing weeds in the fencerow or along ditches, controlling weeds before they set seed, planting certified seed, and removing weeds from tillage and harvesting equipment when moving from one field to another. The most important part of integrated weed management iwm is prevention. Cotton weed control in cotton cotton insect management cotton disease control cotton nematode control. Cotton, soybean, field corn, sorghum, wheat and pasture. The centers for disease control and prevention cdc cannot attest to. Diseases have always been a problem wherever cotton is grown. Management of clcud is the only option that can command the disease in various ways inclusive of change in sowing dates, crop nutrition, cultural practices, vector control, buffer crops and systemic poisoning of cotton seed by seed treatment will make the cotton crop safe in.
Tagged commercial seed treatments, cotton seedling diseases, seedling disease comments off on seedling diseases and management in cotton. Rotation is the first line of defense against seedling disease. The cotton seeds can be used to extract oil for use in the production of shortening or cooking oil and the manufacture of soaps and lubricants. To be familiar about the pesticides like fungicides, insecticides and their use in the crop at different times applying different methods. Compendium of cotton diseases, second edition provides practical, uptodate information on the diagnosis and control of cotton diseases worldwide. Phymatotrichopsis root rot abbreviated as prr is commonly referred to as cotton root rot, phymatotrichum root rot, texas root rot, or ozonium root rot. Scott stewart, professor, department of entomology and plant pathology angela mcclure, associate professor, department of plant sciences. Integrated pest management practice for cotton the following inter cropping system is recommended for central and south zone to colonize the bioagents fauna such as lady bird beetles, chrysopa and syrphid flies. Producers can expect increased disease control as they increase the number of control practices used. Disease management case study st george spring clean up. Fields should be rotated out of cotton for at least two years.
As the fungus grows up through the water and food vessels of the plant it plugs them and causes wilting and death. Posted in cotton agronomics, cotton production, crop protection products, disease management, economics, marketing, policy, fertility, insect management, irrigation, nematode management, weed management comments off on 2018 uga cotton production guide. Review article an overview of cotton leaf curl virus. In august 2014, st george cotton growers took part in their first spring clean event, turning the difficult business of disease management into a fun, social day. On the other hand, the southeastern anatolia project guneydogu anadolu. Corn weed control in field corn insect control in field corn.
Rhizoctonia solani is the most common pathogen with. Athelia rolfsii teleomorph seedling disease complex. Integrated disease management in organic farming combines the use of various measures. Therefore, the prevention and control of plant diseases and insect pests of crops. However, ascochyta blight typically occurs early in the season, and. There are no known reliable control methods for this disease, and the difficulty in its management is most often directed at its survival deep in soils and its wide host range. Thanatephorus cucumeris teleomorph thielaviopsis basicola. Many different fungi attack the cotton boll as it develops. Use fungicide treated seed, avoid planting in cool wet weather, and incorporate cotton residue to encourage decomposition, which helps in fields with a history of ascochyta light.
This four page, fullcolor bulletin is jam packed with information and pictures depicting the most common cotton foliar diseases in the us. This article gives some management guidelines for the whitefly including cultural management and chemical management. The implementation of basic disease management strategies, even where a significant disease problem is not evident, will reduce the risk of future outbreaks. The bark of roots is broken into shreds and gives yellowish. Cotton may also be referred to as tree cotton and its center of origin is unknown although the plant has diversified from mexico, northeast africa and arabia and australia. Report to members national cotton council action on behalf of the u. Pdf cotton diseases, insects and control researchgate.
Woodward, extension plant pathologist, texas agrilife extension service terry a. South carolina pest management handbook for field crops 2019 122 cotton disease control john d. The fibres can be made into a wide variety of fabrics ranging from lightweight voiles and laces to heavy sailcloths and thickpiled velveteens, suitable for a great variety of wearing apparel, home. Pathogen characteristics and disease management idm 8 s hostspecificity and mobility are the two main characteristics of pathogens determining the choice of disease management measures.
Use fungicide treated seed, avoid planting in cool wet weather, and incorporate cotton residue to encourage decomposition, which helps in fields with a history of ascochyta blight. The pathogen has a broad host range of more than 400 plant species, and can survive extremely long periods of time in the soil as microsclerotia. The disease actually starts much early and its aboveground manifestation in the form of wilting is a very late symptom. Margins of necrotic regions on leaves and cotyledons will.
University of californias official guidelines for pest monitoring techniques, pesticides, and. Wheeler, research plant pathologist texas agrilife research texas agrilife research and extension center 1102 e. Cotton and williams practical gastrointestinal endoscopy. Several species of fungi can infect cotton seeds or seedlings, causing a disease known as dampingoff. Alka najan paithan taluka aurangabad district, maharashtra institute for integrated rural development. Cotton is the collective name given to four species of plants in the genus gossypium, gossypium hirsutum, gossypium barbadense, gossypium arboreum and gossypium herbaceum which are perennial shrubs in the family malvaceae grown for the fluffy fiber which protects the seeds of the plant. Following cotton with cotton will increase populations of seedling disease fungi in the soil. South carolina pest management handbook for field crops. Effective disease management should be integrated within the management of the whole farm, focusing on the host, the potential pathogen, and the environment. Use tightly woven cotton, such as quilting fabric or cotton sheets. Uga extension special bulletin 28 georgia pest management handbook2016 commercial edition 1 2016 georgia pest management handbook. Diseases discussed include wilt, root knot, anthracnose, bacterial blight, shedding of bolls, rust, texas root rot, and other minor diseases. Select soils that can contain water medium and heavy soil.
Diagnosis and management of foliar diseases of otton in the. South carolina pest management handbook for field crops 2017. Races 1, 3, and 8 are mildly virulent and cause few, if any, symptoms on cotton cultivars currently in use unless the plants are also infected with root knot nematodes. As previously noted, this disease was more prevalent on irrigated land, particularly when cotton follows cotton. The staff also provides technical assistance to facilitate the trade of u. The affected plants can easily be pulled out of the ground. To be able to know the sign and symptoms of disease.
Pest and disease management in cotton india water portal. The university of tennessee extension cotton disease and. Product detail compendium of cotton diseases, second edition. The usefulness of certain measures depends on the specific croppathogen combination. To get maximum ideas regarding the control measures and management of disease found in cotton. S strictly hostspecific pathogens which are not mobile can be controlled by using cropping systems with low frequencies of the susceptible crop. Cotton diseases and pests, description, uses, propagation. Cotton root rot, caused by phymatotrichopsis omnivora, is the most destructive disease of dicotyledonous plants in arizona. Cotton pest management scouting report pdf michael l.
While stemphylium, cercospora, and alternaria leaf spot have been associated with a potash deficiency, factors contributing to the development of corynespora leaf spot in cotton are unknown. This publication, chapter 9 of the 2020 cotton information handbook, covers disease management practices for cotton production. The principal cotton diseases which cause damage in the southern states are described and illustrated in the following pages and the bestknown methods of controlling them are described. Boll rots attack cotton in regions with high humidity and rainfall. This edition begins with an overview of the origin and evolution of cultivated cotton and a description of the growth and development of the plant, which is fundamental in disease diagnosis and effective management strategies. Yearround ipm program for cotton 5 preplant to planting. Four genotypes called races of fusarium oxysporum f. Integrated management of verticillium wilt in cotton jason e. Uc management guidelines for fusarium wilt on cotton. In many crops, preventative measures can control diseases without the need of plant protection products. Cotton fiber may also be used in the production of yarn and twine. Interculture operations spacing of 60x30 cms between plants hoeing, application of biodynamic compost and neem solution after 21 days weeding after 25 days.
This group shares information concerning the control of cotton diseases and studies ways to estimate disease losses. Integrated management of verticillium wilt in cotton. Diagnosis and management of foliar diseases of cotton in. The role of ppqs cotton pest programs is to eradicate the boll weevil and pink bollworm from all cottonproducing areas of the u. Since the quality cotton crop remains in the field for nearly six months or more, it is affected by various diseases caused by organisms such as fungi, bacteria and. Rootrot disease of cotton and its management converted into more or less circular diseased patches. Allen wratherdiseases section in collaboration withmelvin newmanuniversity of tennesseejacksongabe sciumbatomississippi state universitystonevillecotton developmentupland cotton was domesticated from a subtropical, perennial plant in its native desert habitat. Several species of fungi can cause seedling disease, but the primary agents. Cotton pest and disease management seed treatment with cow urine and ash. Jan 07, 2020 this publication, chapter 9 of the 2020 cotton information handbook, covers disease management practices for cotton production. Disease management in cotton nc state extension publications. Cotton is a soft, fluffy staple fiber that grows in a boll, or protective capsule, around the seeds of cotton plants of the genus gossypium.
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