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Watkins & Rice (1974) concluded that the denuded area probably remained bare because of the high concentrations of cadmium and zinc combined with ...
Read moreA germination response study using mannitol was conducted in growth chambers. The highest rate of germination in Agropyron smithii (western wheatgrass...
Read moreDamage to trees by grazing animals and prevention of damage by fencing or use of unpalatable species; effects of grazing on forest soils, including co...
Read moreA respiration chamber and electrolytic cell with a single 0.5 mm diameter platinum anode, which function at atmospheric pressure, are described. It ca...
Read moreThe light reflectance, type of epiphyte cover, and lichen flora of samples of oak trees at fifty-three sites along the transect were recorded. The cor...
Read moreBarley cv. Proctor grown over a wide range of conditions had a relatively stable mean weight/grain of 34.9 ( plus or minus 2.84) mg (range 29.3-41 mg)...
Read moreRates of photosynthesis of leaves and ears were measured after anthesis in a field of barley cv. Proctor using a simple leaf chamber with polypropylen...
Read moreThe 2 sources of CO2 for canopy photosynthesis are the soil and the atmosphere. For a barley crop, calculations of root respiration rate based on meas...
Read moreThe problems of computer analysis of data collected in a long-term field study [see preceding abs.] are outlined. Methods of capture are discussed and...
Read moreIn an investigation of the relation between weather and the growth of barley, the approach used depended on calculation of the exchange of CO2 and wat...
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