The Li-3000 leaf area meter (LI-COR Inc., Lincoln, Nebraska, USA) is one of the most common instruments for this measurement. Alternatively, leaf area can be calculated through the specific leaf area (SLA, the leaf area per unit of dry leaf mass) in the laboratory. The SLA and total...
We provide a brief overview of the roles of USAF commands and agencies involved in the May 1967 near incident. The intense May 1967 solar activity, which we describe in section 2, took place against a backdrop of the ongoing Cold War marked by the extraordinary buildup of nuclear weapons ...
However, permafrost degradation usually occurs gradually as soil temperature increases from a subzero temperature to a temperature near the freezing point. The temperature increase in high temperature permafrost regions will have greater impact on the soils since the small changes in temperature will ...
Interpreting catchment output as a two-component mixture of the Herborn and the Dillenburg catchment suggests that the concentration minimum would occur near the 5th day of the event, when contributions from the more dilute Dillenburg basin were at their maximum. Instead, the concentration trough ...