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An individual-based simulation model was developed to investigate the long-term dynamics of slug populations using the field slug Deroceras reticulatu...
Read moreGrowth characteristics and response to atrazine were studied in atrazine resistant (R) and susceptible (S) populations of Amaranthus retroflexus and A...
Read morePlacement of fabric of appropriate mesh-size on or under the soil surface was examined as a possible means of constraining seedling growth and root pe...
Read moreSwards dominated by western wheatgrass (Agropyron smithii) at 2 sites in SE Montana were continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-M...
Read moreEighteen biotypes collected from different sites were grown in a common environment and seeds from these biotypes were grown in four experiments in co...
Read moreSee also Abs. 804. A series of glasshouse, growth room and field experiments were designed to study interference between perennial ryegrass [Lolium pe...
Read moreGrowth of an undefoliated stand of Italian ryegrass in the later stages of establishment was studied in detail for 6 months from winter to summer. Num...
Read moreAbandoned cutover peatlands are persistent sources of atmospheric CO2. Net ecosystem CO2 exchange and Sphagnum net primary production of an abandoned ...
Read moreIn two series of experiments, the relative leaf growth rates (RA) and relative growth rates (RW) of seedlings of 8 onion cvs of diverse geographic ori...
Read moreEpiphytes are an important component in many forest ecosystems. The proportion of threatened epiphyte species is high, and the impact of clearcuts on ...
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