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Seasonal changes in the photosynthesis of tea were measured with a 14C technique during two years in Malawi. Photosynthesis did not decrease at the be...
Read moreCO2 exchange was measured in Bouteloua gracilis swards in the field. Rates of net photosynthesis as high as 65 mg CO2/dm2 h were observed under optimu...
Read moreMainly on agricultural crops, but including a note on the estimation of the increase in the assimilation rate of glasshouse crops with increased CO2 s...
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 moreLight interception by a reconstructed canopy of Calluna vulgaris was recalculated on the basis of total skylight and equations developed to estimate i...
Read moreDM production ranged from <2 g/m2 day in winter to 20 g/m2 day in spring in barley cv. Sekitori-Sai No.1 sown in 15-cm bands 55 cm apart with 105 p...
Read moreEquations are developed for estimating plant DM production. Estimates for a range of crops growing between 14 deg S. and 43 deg N. agreed well with me...
Read moreA study of P. sitchensis from five North American provenances, ranging between latitudes 47°N. and 57°N., indicated that maximum net photosynthesis te...
Read moreA steady-state model linking the influxes and effluxes of CO2 to and from the substomatal cavity through the mean intercellular-space CO2 concentratio...
Read moreAgropyron desertorum and A. spicatum [Elymus spicatus] were grown with Artemisia tridentata in field experiments near Logan during 1978-81. Plants of ...
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