Plant populations -- Congresses. : The genetics of colonizing species : proceedings of the first International Union of Biological Sciences Symposia on General Biology / edited by H.G. Baker [and] G. Ledyard Stebbins
Here are entered works on methods of bringing wildlife populations to desired levels. Works on the protection of wildlife, as a matter of public policy, are entered under Wildlife conservation
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Plant populations -- Measurement -- Congresses. : Ecological assessment of macrophyton : collection, use, and meaning of data : a symposium sponsored by ASTM Committee D-19 on Water, Fort Lauderdale, FL, 15-16 Jan., 1983 / W.M. Dennis and B.G. Isom, editors
Plant products -- Canada : The first resource : wild species in the North American economy / Christine Prescott-Allen and Robert Prescott-Allen
1986
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Plant products -- Congresses. : Agricultural materials as renewable resources : nonfood and industrial applications / Glenn Fuller, Thomas A. McKeon, Donald D. Bills, [editors]
Plant products -- Research -- Australia -- Tasmania. : Medicinal herbs : a preliminary evaluation of Astragalus, Bilbery, Feverfew and Stevia : a report for the Rural Industries Research and Development Corporation / by Rowland Laurence