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Describes an experiment in which simulated June rainfalls of 200-500 mm. were applied on sandy soils, and of 300-600 mm. on clay soils. Results showed...
Read moreWith the passage of the Multiple Use Sustained Yield Act of 1960, the U.S. Forest Service has managed its 193 million acres of forest and grassland fo...
Read moreYoung plants of 5 species were grown in pots for 8-16 days in daylight under shades constructed of 6-mm strips. The shades were fixed or were made to ...
Read moreDetailed measurements of the growth and development of a crop of barley cv. Proctor were used to study the processes determining ear number/unit field...
Read moreA model of the function of open drainage ditches (grips) on peat moorland in northern England is described. The model makes the following predictions:...
Read moreA model is postulated to describe biomass dynamics in pastures that are grazed continuously throughout a limited growing season. It assumes that: rate...
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 moreMaterial from single representative plants of perennial ryegrass, meadow fescue and a triploid [festucoid] hybrid between them was grown in small plot...
Read more[Cf. FA 33, 3807]. The response of net photosynthesis (F), and stomatal resistance (rs) and mesophyll resistance (rm) to CO2 flux, to a stepwise seque...
Read moreThe diurnal variation in leaf stomatal conductance of 3 canopy emergent trees (Hopea ferrea) was measured on 13 days over a 6-wk period (August-Septem...
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