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Full-Text Articles in Plant Sciences

Pb1689-So You Want To Grow Grapes In Tennessee, The University Of Tennessee Agricultural Extension Service Dec 2001

Pb1689-So You Want To Grow Grapes In Tennessee, The University Of Tennessee Agricultural Extension Service

Commercial Horticulture

Tennessee has a long history of grape production. Most recently, passage of the Farm Winery Act in 1978 stimuated an upsurge of interest in grape production. If you are considering growing grapes, the following information may be useful to you.


Pb1215-Disease Control In The Home Vegetable Garden, The University Of Tennessee Agricultural Extension Service Nov 2001

Pb1215-Disease Control In The Home Vegetable Garden, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Control of vegetable pests (diseases, insects, weeds) involves a total production program that includes both chemical and non-chemical means of pest control. The establishment of a healthy, vigorous crop is central to a successful pest control program. Production practices such as maintaining proper soil pH and fertility are helpful in reducing potential losses from all types of pests.

This publication deals mainly with chemical and biological pest control, because these recommendations change more often than do cultural practices. Cultural practices of pest control are extremely important and are addressed throughout the publication.


Sp277-J-Black Rot Of Grape, The University Of Tennessee Agricultural Extension Service Jul 2001

Sp277-J-Black Rot Of Grape, The University Of Tennessee Agricultural Extension Service

Insects, Pests, Plant Diseases and Weeds

Black rot, caused by the fungus Guignardia bidwellii, is the most serious disease of grape in Tennessee. Precautions must be taken to protect grape plantings from this disease. The black rot fungus can attack many plant parts, including the leaves, shoots, flowers, tendrils and fruit. The most damaging aspects of black rot are rotting of the berries and loss of leaves.


Pb443 Corn Production In Tennessee, The University Of Tennessee Agricultural Extension Service Jun 2001

Pb443 Corn Production In Tennessee, The University Of Tennessee Agricultural Extension Service

Field & Commercial Crops

Corn is the most important grain crop in Tennessee. The total acreage of corn grown for grain and silage has been about 700,000 to 900,000 since 1970, with the silage acreage remaining about 140,000 acres each year since 1970. This is about one-fourth the total acreage of corn grown in Tennessee in 1930, but increased yields have tended to offset reduced acreage.

The average yield 55 years ago was about 20 to 25 bushels per acre, which was no better than the yields recorded 100 years ago. Tennessee farmers increased corn yields from 35 bushels per acre in 1955, to …


Pb1608 Soybean Production In Tennessee, The University Of Tennessee Agricultural Extension Service May 2001

Pb1608 Soybean Production In Tennessee, The University Of Tennessee Agricultural Extension Service

Field & Commercial Crops

The soybean plant belongs to the Leguminosae family. All plants in this family are known as legumes and many have the ability to supply their own nitrogen needs. The average composition of a soybean seed is 40 percent protein, 21 percent oil, 34 percent carbohydrates and 5 percent ash on a dry matter basis. Soybeans grown in Tennessee average about 20 percent oil and 40 percent protein. Soybeans are an important crop in Tennessee and rank in the top three for cash receipts for row crops each year. Soybean acres harvested for the last five years have ranged from 950,000 …


Sp277-X-Black Knot Of Plum And Cherry, The University Of Tennessee Agricultural Extension Service May 2001

Sp277-X-Black Knot Of Plum And Cherry, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Black knot is common disease of plum, prune and cherry. Both cultivated and wild species of these plants are susceptible to this disease. Trees severely infected with black knot become an eyesore and are almost worthless as an ornamental plant after several years. This is particularly true in small home orchards or yards, where no control measures are attempted.


Pb654-Safe Pesticide Practices, The University Of Tennessee Agricultural Extension Service May 2001

Pb654-Safe Pesticide Practices, The University Of Tennessee Agricultural Extension Service

Insects, Pests, Plant Diseases and Weeds

Safe use of pesticides is everyone’s responsibility. As the user, however, you have the major responsibility. Your attitude and actions may save someone from a tragic or fatal poisoning. The following topics cover the basic points of pesticide safety.


The Woody Plants Of The Big South Fork National River And Recreation Area, Joey Thomas Shaw May 2001

The Woody Plants Of The Big South Fork National River And Recreation Area, Joey Thomas Shaw

Masters Theses

The woody flora of the Big South Fork National River and Recreation Area was collected during two growing seasons from 1999 to 2000. The 123,000 acre study area lies on the Cumberland Plateau in Tennessee and Kentucky. Seven hundred and sixty accessions yielded 51 families, 100 genera, and 183 species. County records totaled 128. Magnolia fraseri was collected for the first time from the Cumberland Plateau in Tennessee. Fourteen Federal or State listed taxa were collected including Comptonia peregrina, which has only been collected two other times dating back to 1842. Voucher specimens were deposited in the herbarium of the …


Sp307-H-Home Fruit Tree Plan, The University Of Tennessee Agricultural Extension Service Apr 2001

Sp307-H-Home Fruit Tree Plan, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Many types of fruits may be grown in Tennessee. However, not all of them will grow and fruit consistently in all parts of the state. Furthermore, differences in adaptability among varieties of the same type of fruit exist. Ideas concerning types and varieties of fruits adapted to your area can be found at your county Extension office, local nurseries and garden centers and from commercial and home fruit growers in your area.

Whenever possible, select varieties having resistance to diseases and/or insects. Problems and costs associated with production may be reduced considerably compared to those having no pest resistance.

Successful …


Sp291-P-Guide To Warm-Season Vegetables, The University Of Tennessee Agricultural Extension Service Apr 2001

Sp291-P-Guide To Warm-Season Vegetables, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

Some of these vegetable varieties and planting dates are not the same as those grown by commercial growers. Commercial growers should be sure to consult the appropriate literature for commercial varieties and planting dates.

Warm-season vegetables require warm soil and air temperatures if they are to germinate, grow and mature properly. They will not tolerate any frost and may be severely damaged by prolonged temperatures as much as 15 degrees above freezing. They are deep-rooted and generally quite resistant to drought. However, irrigation may increase yields. They are frequently grown for their fruit or seed and thus do not require …


Pb1475-Grape Growing In Tennessee, The University Of Tennessee Agricultural Extension Service Mar 2001

Pb1475-Grape Growing In Tennessee, The University Of Tennessee Agricultural Extension Service

Commercial Horticulture

Grapes may be grown in all parts of Tennessee. However, not all types of grapes or varieties of grapes are adapted to all parts of the state. With proper attention to selection of the correct type and variety of grapes, site selection and reasonable cultural practices, grapes can be a viable crop for both commercial and hobby growers. The development of commercial wineries and the introduction of several seedless grape varieties adapted to Tennessee growing conditions have contributed to grape production becoming an increasingly important part of Tennessee’s agricultural economy.


Sp307-B-Planting Fruit Trees, The University Of Tennessee Agricultural Extension Service Mar 2001

Sp307-B-Planting Fruit Trees, The University Of Tennessee Agricultural Extension Service

Home Garden, Lawn, and Landscape

No abstract provided.


Pb1667 Control Of Vole Damage In No-Till Soybeans, The University Of Tennessee Agricultural Extension Service Jan 2001

Pb1667 Control Of Vole Damage In No-Till Soybeans, The University Of Tennessee Agricultural Extension Service

Field & Commercial Crops

Voles are a problem for farmers using minimum and no-till technologies for soybean production, because voles feed on soybeans from the time they are established until they are harvested. This problem is expected to increase as land enrolled in the Conservation Reserve Program (CRP) is returned to row crops. Retaining established cover through no-till farming decreases erosion, improves water quality, increases wildlife habitat and conserves moisture when compared to conventional tillage practices. However, voles that have established colonies and flourished beneath the cover established under CRP, crop residue or hay crops can devastate crop plantings. Significant stand reductions have been …