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Plants and Breeding Bird Response on a Managed Conservation Reserve Program Grassland in Maryland
Abstract Currently over 14.6 million ha of land at an annual cost of US$1.76 billion are enrolled in the Conservation Reserve Program (CRP). The habitat benefits of CRP frequently are lauded, but… Expand
Detection of changes in timbre and harmonicity in complex sounds by zebra finches (Taeniopygia guttata) and budgerigars (Melopsittacus undulatus).
Thresholds for detecting alterations in the timbre and harmonicity of complex harmonic signals were measured in zebra finches, budgerigars, and humans. The stimuli used in this experiment were… Expand
Myocardial resistance and tolerance to ischemia: physiological and biochemical basis.
- H. Bretschneider, G. Hübner, D. Knoll, B. Lohr, H. Nordbeck, P. Spieckermann
- The Journal of cardiovascular surgery
- 1 May 1975
This article is a short review of newer findings concerning the physiological and biochemical bases of the heart's tolerance to ischemia. The following themes are discussed. I. Energy-pool,… Expand
The discrimination of temporal fine structure in call-like harmonic sounds by birds.
Thresholds for discriminating changes in the temporal fine structure of call-like, harmonic sounds were measured in zebra finches (Taeniopygia guttata) and budgerigars (Melopsittacus undulatus).… Expand
Seasonality of major cabbage pests and incidence of their natural enemies in Central Kenya
The population dynamics of major brassica pests and occurrence of their natural enemies were monitored weekly for a period of 9 months on cabbage (var. Copenhagen Market) at a research station plot… Expand
[Influence of methoxyflurane, halothane, dipiritramide, barbiturate and ketamine on the total oxygen consumption of the dog].
[Effects of the deep artificial hypothermia on the actions of the human heart; frequency, phonocardiogram and ECG].
[Preparation for bronchography and local anesthesia of the bronchial tree with special reference to premedication with impletol].
- B. Lohr
- Der Chirurg; Zeitschrift fur alle Gebiete der…
- 1 February 1952
[Erythema exsudativum multiforme after thoracic surgery and in chronic infections of the lungs].
Macrogeographic Vocal Variation in Subspecies of Swamp Sparrow
Abstract Variation in song can play a central role in species and subspecies recognition among birds. The ability of individuals to distinguish between songs of their own versus songs of a different… Expand