Search Results - "Lambert, J.D.H"

Endod: safety evaluation of a plant molluscicide by Lambert, J D, Temmink, J H, Marquis, J, Parkhurst, R M, Lugt, C B, Lemmich, E, Wolde-Yohannes, L, de Savigny, D

“…Toxicity tests, in accordance with the Minimal Data Requirements (Tier 1) of the OECD Guidelines for Pre-Market Chemicals, were conducted on a standard extract…”
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Schistosomiasis: Plants that kill snails and prospects for disease control by Webbe, G, Lambert, J.D.H

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Nutrient dynamics in milpa agriculture and the role of weeds in initial stages of secondary succession in Belize, C.A by Lambert, J.D.H, Arnason, J.T

“…Nutrient levels, soil moisture and soil organic matter were monitored monthly during a three year period in a site cleared for shifting agriculture (milpa) and…”
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The molluscicidal activity of Phytolacca dodecandra. I. Location of the activating esterase by Parkhurst, R M, Mthupha, B M, Liang, Y S, Bruce, J I, Lambert, J D, Collier, T L, ApSimon, J W, Wolde-Yohannes, L, Heath, G E, Jones, W O

“…A number of methods have been used to extract molluscicidal saponins from the dried berries of Phytolacca dodecandra. The potency of the extract has been…”
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Variation in resistance of Mexican landraces of maize to maize weevil Sitophilus zeamais, in relation to taxonomic and biochemical parameters by Arnason, J.T. (Ottawa-Carleton Inst. of Biology, Ottawa, Ont. (Canada)), Baum, B, Gale, J, Lambert, J.D.H, Bergvinson, D, Philogene, B.J.R, Serratos, J.A, Mihm, J, Jewell, D.C

“…Accessions representing twenty eight landraces of maize were assessed for susceptibility to the maize weevil, Sitophilus zeamais in standardized resistance…”
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Correlation of phenolic acid content of maize to resistance to Sitophilus zeamais, the maize weevil, in CIMMYT's collections by Classen, D. (University of Ottawa, Ottawa, Ontario, Canada), Arnason, J.T, Serratos, J.A, Lambert, J.D.H, Nozzolillo, C, Philogene, B.J.R

“…The (E)-ferulic acid content of the grain of nine populations of land races of maize derived from CIMMYT's collections was found to be negatively correlated to…”
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Traditional farmers' knowledge of sorghum (Sorghum bicolor [Poaceae]) landrace storability in Ethiopia by Teshome, A, Torrance, J.K, Baum, B, Fahrig, L, Lambert, J.D.H, Arnason, J.T

“…Traditional knowledge of grain storage was studied on small farms in Ethiopia. Sixteen of sixty landraces of sorghum collected from small farms in Shewa and…”
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Plants that kill snails and prospects for disease control by Webbe, G, Lambert, J.D.H

“…molluscicidal plants in relation to schistosomiasis control, brief review…”
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Allelopathic properties of alpha-terthienyl and phenylheptatriyne, naturally occurring compounds from species of Asteraceae by Campbell, G, Lambert, J.D.H, Arnason, T, Towers, G.H.N

“…Alpha-terthienyl (α-T), a naturally occurring polyacetylene derivative from roots ofTagetes erecta L., and phenylheptatriyne (PHT), from leaves ofBidens pilosa…”
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Woody species and nutrient accumulation during the fallow period of milpa farming in Belize, C.A by BRUBACHER, D., ARNASON, J.T., LAMBERT, J.D.H.

“…Plant lifeform composition and levels of nutrients accumulated by fallows aged 1, 2 and 3 years under shifting (milpa) cultivation in Belize were measured…”
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Endod: Potential for Controlling Schistosomiasis by Lambert, J. D. H., Wolde-Yohannas, Legesse, Makhubu, Lydia

“…The high cost of synthetic molluscicides has forced many developing countries where schistosomiasis is endemic to seek alternative controls. Preliminary trials…”
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Allelopathic properties of alpha-tertienyl and phenylheptatrine, naturally occurring compounds from species of Asteraceae [Asclepias syriaca, Chenopodium album, Phleum pratense, Trifolium pratense, Tagetes erecta, Bidens pilosa] by Campbell G, Lambert J.D.H, Arnason T, Towers G.H.N

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Ramón and Maya Ruins: An Ecological, not an Economic, Relation by Lambert, J. D. H., Arnason, J. T.

“…Economically important trees such as ramón have been shown to have a high density in the civic-ceremonial core zone of ancient Maya ruins. The distribution of…”
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Plant Succession on Tundra Mudflows: Preliminary Observations by Lambert, J. D. H.

“…Tundra mudflows are one of the characteristic features of arctic slopes with unstable soils. They generally occur during the early part of the thaw period, but…”
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Leaf-litter and changing nutrient levels in a seasonally dry tropical hardwood forest, Belize, C.A by Lambert, J.D.H, Arnason, J.T, Gale, J.L

“…Total above ground plant biomass in a 45 year old seasonally dry tropical hardwood forest was estimated to be approximately 56,000 kg/ha oven dry weight…”
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Bruchid control with traditionally used insecticidal plants Hyptis spicigera and Cassia nigricans by Lambert, J. D. H., Gale, J., Arnason, J. T., Philogene, B. J. R.

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