2010-05-07_PERMIT FILE - C2009087 ‎(22)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2010
• Doc Name: Historic Husbandry Practices
• Section_Exhibit Name: Exhibit 2.04.13-E3 Historic Husbandry Practices
• Media Type: D
• Archive: No

Seneca Coal Company Weed Management Plan
Mechanical and Biological Control
1.
Some weed species succumb to mechanical control, i.e. disking
Prevention Methods
1.
Prevent new noxious weeds from becoming established by stopping
of choice.
seed production. Mechanical, chemical, or biological control is
Haying of the Mesa Gravel pit will be done to increase alfalfa
necessary prior to seed set.
2.
Wash and clean all vehicles on the site to prevent accidental
Annuals such as Pennycress will be disked prior to seeding with a
transport of noxious weed seed. Wash and clean all farm
permanent and competitive grass mixture, see attachment for seed
equipment and herbicide equipment before moving to any new
mix.
sites. Cleaning sites are designated at each mine site, Seneca II,
Burning will be conducted where possible, with approval of
Yoast, and Seneca II -W facilities areas.
3.
Plant only certified weed -free seed.
4.
Buy and import materials, (gravel, sand, topsoil, etc.) only from
infestations.
weed free sites.
5.
Monitor weed control efforts on an annual basis. Survey the
Cattle and sheep will be used to stimulate production of
property to detect new invasive species or new establishment of
competitive grass and shrub species through grazing management.
existing species. The spring survey and mapping will be done prior
Mowing before flower set will be used when possible.
to weed control. A follow -up survey will be conducted after control
Biological control will be used on some species if a method exists
measures to insure good control and to determine if additional
that is proven to work effectively. The economics of biological
measures are needed.
6.
All treated areas will be re- seeded with the approved seed mix to
re- establish a competitive and beneficial plant community. See
attached Seed Mix for Permanent Revegetation.
Mechanical and Biological Control
1.
Some weed species succumb to mechanical control, i.e. disking
and hoeing. When possible mechanical control will be the method
of choice.
2.
Haying of the Mesa Gravel pit will be done to increase alfalfa
production and decrease Canada thistle invasion.
3.
Annuals such as Pennycress will be disked prior to seeding with a
permanent and competitive grass mixture, see attachment for seed
mix.
4.
Burning will be conducted where possible, with approval of
appropriate government agencies.
5.
Hand pulling of individual plants will be done for small
infestations.
6.
Stump cutting will be part of the control effort for Tamarisk.
7.
Cattle and sheep will be used to stimulate production of
competitive grass and shrub species through grazing management.
8.
Mowing before flower set will be used when possible.
9.
Biological control will be used on some species if a method exists
that is proven to work effectively. The economics of biological
•
6 January 2005