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Describes the development of a simple predictive model (based on two sets of equations) that uses the timing of vegetative bud burst to examine the re...
Read moreMixtures of equal numbers of plants of different barley varieties or of a barley variety and an oat variety were grown in 5 field trials and 1 glassho...
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 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 moreThe varieties used were S170 and ecotype AH from 660 m alt. in Algeria. AH expanded more leaf area during winter than did S170, and had a higher leaf-...
Read moreTrays containing greenhouse-grown pure stands or mixed swards of Phleum pratense or Bromus inermis/Medicago sativa, P. pratense, Dactylis glomerata, B...
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 moreA study of net photosynthesis, respiration, and stomatal and mesophyll resistance of 3- to 4-year-old Sitka Spruce seedlings, grown in a greenhouse, i...
Read moreSalt-marsh microcosms containing the halophyte Spartina alterniflora were maintained in a greenhouse for 2 years and given daily dosages of a hydrocar...
Read moreWheat cv. Concorde, Chenopodium album, Agropyron repens [Elymus repens] and Spergula arvensis were grown in pure stands and in mixtures of weeds with ...
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