Water and energy exchange above a mixed European Beech – Norway Spruce forest canopy: a comparison of eddy covariance against soil water depletion measurement

2004 ◽  
Vol 81 (1-2) ◽  
pp. 87-100 ◽  
Author(s):  
H. Schume ◽  
H. Hager ◽  
G. Jost
2004 ◽  
Vol 239 (2-3) ◽  
pp. 111-115 ◽  
Author(s):  
W. Grabmer ◽  
M. Graus ◽  
C. Lindinger ◽  
A. Wisthaler ◽  
B. Rappenglück ◽  
...  

Beskydy ◽  
2013 ◽  
Vol 6 (1) ◽  
pp. 67-74
Author(s):  
R. Bužková ◽  
R. Pokorný

We have studied Norway spruce stand transpiration in socially differentitated forest in dense and sparse part. During dry conditions, codominant trees in forest sparse part transpired about 85 % of total stand transpiration and in forest dense 92 %. Forests socially differentitated and less dense has a better biomass production potential with exception of extremely low soil water availability.


2016 ◽  
Vol 178 ◽  
pp. 76-86 ◽  
Author(s):  
Shurong Liu ◽  
Michael Herbst ◽  
Roland Bol ◽  
Nina Gottselig ◽  
Thomas Pütz ◽  
...  

1999 ◽  
Vol 34 (7) ◽  
pp. 1151-1157
Author(s):  
Adaucto Bellarmino de Pereira-Netto ◽  
Antonio Celso Novaes de Magalhães ◽  
Hilton Silveira Pinto

Tropical kudzu (Pueraria phaseoloides (Roxb.) Benth., Leguminosae: Faboideae) is native to the humid Southeastern Asia. Tropical kudzu has potential as a cover crop in regions subjected to dryness. The objective of this paper was to evaluate the effect of soil water depletion on leaflet relative water content (RWC), stomatal conductance (g) and temperature (T L) in tropical kudzu. RWC of waterstressed plants dropped from 96 to 78%, following a reduction in SWC from 0.25 to 0.17 g (H2O).g (dry soil)-1.Stomatal conductance of stressed plants decreased from 221 to 98 mmol.m-2.s-1, following the reduction in soil water content (SWC). The day after re-irrigation, g of water stressed plants was 15% lower than g of unstressed plants. Differences in T L between waterstressed and unstressed plants (deltaT L) rose linearly from 0.1 to 2.2ºC following progressive water deficit. RWC and T L of waterstressed plants paralled RWC and T L of unstressed plants the day after reirrigation. The strong decrease in SWC found in this study only induced moderate water stress in tropical kudzu. In addition, tropical kudzu recover rapidly from the induced water stress after the re-irrigation.


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