Agriculture Reference
In-Depth Information
Table 2. Species association with tillage system as determined from 56 site-years of data from the
Canadian prairies
Common name
Scientific name
Minimum-zero tillage
Annuals
Annual sowthistle
Sonchus oleraceus
L.
Common groundsel
Senecio vulgaris
L.
Kochia
Kochia scoparia
(L.) Schrad.
Pineapple-weed
Matricaria matricariodes
(Less.) C.L. Porter
Prickly lettuce
Lactuca serriola
L.
Russian thistle
Salsola iberica
Sennen & Pau
Winter annuals
European sticktight
Lappula echinata
Gilib.
Catchweed bedstraw
Galium aparine
L.
Downy brome
Bromus tectorum
L.
Greenflower pepperweed
Lepidium densiflorum
Schrad.
Horseweed
Conyza canadensis
(L.) Cronq.
Narrowleaf hawksbeard
Crepis tectorum
L.
Pigmyflower
Androsace septentrionalis
L.
Redstem filaree
Erodium cicutarium
(L.) L'Her. ex Ait.
Scentless chamomile
Matricaria perforata
Merat
Shepherd's-purse
Capsella bursa-pastoris
(L.) Medicus
Wood whitlowgrass
Draba nemorosa
L.
Biennials
Biennial wormwood
Artemisia biennis
Willd.
Yellow sweetclover
Melilotus officinalis
(L.) Lam.
Western salsify
Tragopogon dubius
Scop.
Perennials
Absinth wormwood
Artemisia absinthium
L.
Canada goldenrod
Solidago canadensis
L.
Canada thistle
Cirsium arvense
(L.) Scop.
Dandelion
Taraxacum officinale
Weber in Wiggers
Field horsetail
Equisetum arvense
L.
Foxtail barley
Hordeum jubatum
L.
Perennial sowthistle
Sonchus arvensis
L.
Rose
Rosa
spp
Quackgrass
Elytriga repens
(L.) Nevski
Smooth brome
Bromus inermis
Leyss
Conventional tillage
Annuals
Ball mustard
Neslia paniculata
(L.) Desv.
Common lambsquarters
Chenopodium album
L.
Cutleaf nightshade
Solanum triflorum
Nutt.
Dog mustard
Erucastrum gallicum
(Willd.) O.E. Schulz
Green foxtail
Setaria viridis
(L.) Beauv.
Green smartweed
Polygonum scabrum
Moench
Oakleaf goosefoot
Chenopodium glaucum
L.
Prostrate pigweed
Amaranthus blitoides
S. Wats.
Redroot pigweed
Amaranthus retroflexus
L.
Thyme-leaved spurge
Euphorbia serpyllifolia
Pers.
Wild buckwheat
Polygonum convolvulus
L.
Wild mustard
Brassica kaber
(DC.) L.C. Wheeler
(Continued on next page)
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