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M. sativa cv. du Puits and Europe plants contained 2 populations of stems originating from either axillary or crown buds which differed in their rates...

Collembola and Acarina populations in grass/legume pastures that were grazed continuously with sheep at three stocking intensities were sampled at six...

Large-scale destruction of ecosystems caused by surface mining provides an opportunity for the study of colonization processes starting with primary s...

A mathematical model is described that was developed to relate observed egg sterility in insects to other parameters of mating and reproduction, for u...

A study in young lodgepole pine forest near Prince George, BC, Canada, from 1979 to 1983 during the late increase, peak and decline phases of the Lepu...

Rapid environmental change is placing increasing pressure on the survival of many species globally. Ecological refuges can mitigate the impacts of cha...

A simple geometric model for one-time control was expanded to incorporate more realistic aspects of invasion and used to evaluate the spatial growth o...

A model of the progress of an outbreak of foot and mouth disease in a single population of feral pigs, is described. The population was divided into c...

The value of tourism for gaur Bos gaurus in the Khao Phang Ma reforestation area at the edge of Khao Yai-Dong Phaya Yen World Heritage Site decreased ...

Flight phenologies of the migrant aphid Rhopalosiphum padi, as indicated by suction trap catches throughout France in 1978-88, were compared using mul...