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The upper limit to the number of mice was estimated at 36 mice/ha when 860 000 Douglas fir seeds/ha were taken. Additional seeds did not result in fur...
Read moreIn T. canadensis forests in Wisconsin, Acer saccharum rapidly replaced T. canadensis when both were heavily browsed by deer. However, regeneration of ...
Read moreIn an investigation of the effects of recycling secondarily treated sewage effluent through cypress (Taxodium distichum) domes in Florida, it was foun...
Read moreA new field technique to estimate photosynthesis is described. It relies on describing direct and diffused light fluxes within the canopy, and photosy...
Read moreCompetition between the 2 strains was studied in pot experiments. It was found that F1 Selma (FS) suppressed Early Hybrid (EH) in mixed culture, altho...
Read moreIn competition experiments the suppression of Early Hybrid by F1 Selma was not eliminated by increasing nutrient supply levels up to several times the...
Read moreAnthropogenic activities influence ongoing selective regimes leading to changes in phenotypic variation of plants and animals. The reduction of phenot...
Read moreLoss of short-wave radiation by reflection from an irrigated maize crop grown for forage averaged 0.18 of the incident total short-wave radiation rece...
Read moreExpressions are presented for the penetration of direct and diffuse radiation into stands having (a) horizontal leaves, (b) randomly oriented leaves, ...
Read moreRadiation balance was measured from Oct.-Dec. 1965 in an irrigated cotton crop grown on ridges. During this time crop cover increased from about 10% t...
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