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Forage
Forage Extension Program
Gray Partridge
Habitat Management Suggestions
for Selected Wildlife Species
By R.J. Mackie, R.F. Batchelor, M.E. Majerus, J.P. Weigand,
and V.P. Sundberg
"If
food is available, these birds may remain on open
rangeland during the entire winter..." |
The gray or Hungarian partridge, commonly referred
to as the "HUN", is an upland game bird introduced
into Montana. Since its introduction in the early 1900's,
the gray partridge has filled diverse habitats within
the prairie region of the state, where it is now one
of the leading game birds. It is most abundant in the
north-central and northeastern counties of the state.
As with most upland game birds, climate and vegetative
cover are the two most important factors limiting the
natural spread and abundance of the partridge. Conditions
for a flourishing population are a cool, moderately
dry climate and a mix of clover and food associated
with cultivated and non-cultivated land.
Partridge populations have responded favorably to the
increase in grain production in the state the past 30
years - - waste grain being one of their staple fall
and winter foods. Areas of permanent cover such as was
provided by the Soil Bank program of the late 1950's
and early 1960's are of great benefit to the gray partridge.
Such areas provide an abundance of weed seeds and insects,
favorite summer foods, as well as excellent nesting
cover.
Food
The diet of the gray partridge includes three primary
food types: cultivated grains, seeds of a variety of
weedy forbs, and green leafy materials. Weed seeds and
waste grain are important the year around. In many localities,
waste grain may account for 90 percent or more of the
winter diet of the gray partridge.
In addition to the grains - - corn, wheat, barley,
and oats - - other foods included alfalfa, bristlegrass,
clover, dandelion, pigweed, ragweed, sunflower, and
smartweed. Animal foods, especially important to immature
birds, include ants, beetles, crickets, and grasshoppers.
Cover
For nesting sites and brood rearing areas, gray partridge
select weed patches, grassy fence rows, alfalfa fields,
roadside ditches, and rangeland with adequate cover.
If food is available, these birds may remain on open
rangeland during the entire winter and are quite capable
of digging through shallow snow for food. Brushy areas
provide escape cover and offer protection from winter
winds during severe storms. Deep snow offers no great
problem since partridge often burrow into snowbanks
for protection.
Habitat Management Suggestions
Although the gray partridge seems to survive well under
an intensified grain agriculture, some farming and ranching
practices tend to limit their distribution and perhaps
abundance. Heavy grazing by livestock causes reduction
of food resources and protective cover. The trend toward
farm consolidation and the use of ever larger farm equipment
has resulted in destruction of natural cover and waste
areas which provide escape and winter habitat for partridge.
The transition of grain fields to pasture and haylands
in many areas of the state has also reduced the total
partridge habitat. The fall tillage of grain stubble
has diminished vast acreages of habitat and food resources
that otherwise would be available to partridge throughout
the long Montana winter.
Develop Wild Cover
Let strips along fence rows, ditch banks, roadsides
and field corners revert to natural cover.
Avoid Burning and Discing May Through June
One of the most important, simplest and practical actions
a landowner can take to benefit gray partridge is to
avoid burning, discing or spraying ditchbanks and waste
areas from May through June. This period is the critical
nesting season. Loss of cover at this time results in
a) nest abandonment; b) forcing hens to nest in hay
fields, where later mowings may cause heavy losses;
c) destruction of chicks; and d0 reduction of insect
food important to young partridge during their first
few weeks of life.
Use Caution With Insecticides
Spraying with insecticides should be avoided during
June and early July. By postponing spraying until late
July, young partridge are insured adequate insect supply
during their first and second weeks of life.
Tillage
In the grain belt, refraining from fall tillage of
grain stubble provides cover and a waste grain food
source available to partridge through the critical winter
period besides deterring soil erosion when spring runoff
occurs. Plantings for winter food are ordinarily not
necessary, but leaving an uncut swath of grain at the
edge of a field is an excellent and simple way to provide
additional food for gray partridge, pheasants and sharp-tailed
grouse.
Shelterbelts and Field Windbreaks
The establishment of shelterbelts and windbreaks, in
addition to meeting their primary conservation objectives,
can provide cover and food for pheasants, sharp-tailed
grouse, occasionally gray partridge and a variety of
non-game birds if properly maintained and care is given
to the selection of plant materials of value to wildlife.
Seeding Roadsides for Nesting Cover
There are a number of significant values to seeding
roadsides other than just nesting cover for partridge.
One value - - the prevention and control of noxious
weeds - - is an important consideration. Weeds are a
natural product of disturbed soils. With a perennial
cover of alfalfa and a grass such as tall wheatgrass,
it is difficult for Canada or Russian thistle, bindweed,
kochia, and other weedy species to become established
and spread. Another dividend from roadside seedings
is that perennial cover along roadsides has eye appeal,
which makes any farm or ranch more attractive. In addition,
the quality of farm life is enhanced by the presence
of horned larks, lark buntings, meadowlarks, pheasants,
rabbits and other wildlife. Honeybees can utilize persistently
blooming roadside alfalfa as an important food source.
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