Agriculture Reference
In-Depth Information
Kremer, R.J., & Spencer, N.R. (1989 a ). Impact of a seed-feeding insect and microorganisms
on velvetleaf ( Abutilon theophrasti ) seed viability. Weed Science ,37, 211-16.
Kremer, R.J., & Spencer, N.R. (1989 b ).Interaction of insects, fungi, and burial on velvetleaf
( Abutilon theophrasti ) seed viability. Weed Technology ,3, 322-8.
LaCroix, L. J., & Staniforth, D.W.(1964).Seed dormancy in velvetleaf. Weeds ,12, 171-4.
Lambers, H., & H.Poorter.(1992).Inherent variation in growth rate between higher plants:
a search for physiological causes and ecological consequences. Advances in
Ecological Research ,23, 187-261.
Lapham, J.(1985).Unrestricted growth, tuber formation and spread of Cyperus esculentus L.
in Zimbabwe. Weed Research ,25, 323-9.
Lapointe,A.-M., Deschênes, J.-M., Gervai, P., & Lemieux, C.(1984).Biologie du chénopode
blanc ( Chenopodium album ): influence du travail du sol sur la levée et de la densité
du peuplement sur la croissance. Canadian Journal of Botany ,62, 2587-93.
Law, R., Bradshaw,A.D., & Putwain, P.D.(1977).Life-history variation in Poa annua .
Evolution ,31, 233-46.
Lawson, H.M., & Wiseman, J.S.(1979).Competition between weeds and transplanted
spring cabbage: effects of nitrogen top-dressing. Horticultural Research ,19, 25-34.
Lawson, H.M.,Waister, P.D., & Stephens, R.J.(1974).Patterns of emergence of several
important arable weed species. British Crop Protection Conference Monographs ,9,
121-35.
Légère,A., & Schreiber, M.M. (1989).Competition and canopy architecture as affected by
soybean ( Glycine max ) row width and density of redroot pigweed ( Amaranthus
retroflexus ). Weed Science ,37, 84-92.
Lieth, H.(1960).Patterns of change within grassland communities.In The Biology of Weeds ,
ed.J.L.Harper, pp.27-39.Oxford,UK: Blackwell.
Lindquist, J.L., Maxwell, B.D., Buhler, D.D., & Gunsolus, J.L.(1995).Velvetleaf ( Abutilon
theophrasti ) recruitment, survival, seed production, and interference in soybean
( Glycine max ). Weed Science ,43, 226-32.
Loomis, R.S., & Connor, D. J.(1992). Crop Ecology .Cambridge, UK: Cambridge University
Press.
Lovely,W.G.,Weber, C.R., & Staniforth, D.W.(1958).Effectiveness of the rotary hoe for
weed control in soybeans. Agronomy Journal ,50, 621-5.
Lovett Doust, L., MacKinnon,A., & Lovett Doust, J.(1985).Biology of Canadian weeds.71.
Oxalis stricta L., O. corniculata L., O. dillenii Jacq.ssp. dillenii and O. dillenii Jacq.ssp.
filipes (Small) Eiten. Canadian Journal of Plant Science ,65, 691-709.
Lueschen,W.E., & Andersen, R.N.(1980).Longevity of velvetleaf ( Abutilon theophrasti ) seeds
in soil under agricultural practices. Weed Science ,28, 341-6.
Mack, R.N.(1981).Invasion of Bromus tectorum L.into western North America: an ecological
chronicle. Agro-Ecosystems ,7, 145-65.
Mack, R.N., & Pyke, D.A.(1983).The demography of Bromus tectorum : variation in time and
space. Journal of Ecology ,71, 69-93.
Marshall, E.J.P.(1989).Distribution patterns of plants associated with arable field edges.
Journal of Applied Ecology ,26, 247-57.
Maxwell, B, D., & Ghersa, C.(1992).The influence of weed seed dispersion versus the effect
of competition on crop yield. Weed Technology ,6, 196-204.
Mayer, F.,Albrecht, H., & Pfadenhauer, J.(1998).The transport of seeds by soil-working
Search WWH ::




Custom Search