By W. Holzner (auth.), W. Holzner, M. Numata (eds.)
Weeds are a desirable examine for experts, not just due to their fiscal significance, but in addition in view that consequently biology needs to be mixed with background and agriculture (and its financial aspects). therefore, weed scientists might be focused on natural uncomplicated study, targeting basic elements, or with utilized technological know-how, i.e. having a pragmatic orientation. one of many goals of this ebook is to create a synthesis among those branches of research and to check the literature of either fields. The agrestals, the weeds of arable land ~ an important team from an fiscal standpoint ~ used to be chasen because the major subject. different weed teams may well in basic terms be pointed out in short (e.g. grassland weeds), or superficially (e.g. aquatic weeds), or needed to be passed over thoroughly (e.g. ruderals, simply because they're so heterogeneous), to maintain this quantity to a suitable measurement and value. however, approximately all subsections of botanical technological know-how were treated.
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This publication provides edited and revised papers from the 7th overseas Workshop on Seeds, held in Salamanca, Spain, in might 2002. the most important themes addressed comprise seed improvement, germination and dormancy, in addition to desiccation, seed ecology and seed biotechnology.
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Symposium of the Society for Experimental Biology, XV. Cambridge. Morisita, M. (I 959a). Measuring of the dispersion of individuals and analysis of the distributional patterns. Mem. Fac. Sci. Kyushu Univ. Ser. ) 2: 215-235. Morisita, M. (l959b). Measuring of interspecific association and similarity between communities. Mem. Fac. Sci. Kyushu Univ. Ser. ) 3: 65-80. MUller, P. (1955). Verbreitungsbiologie der Bliltenpflanzen. Bern. Niiyama, T. and M. Numata (1962). Competition between a crop and weeds, II.
Both Gorske et al. and Danin et al. recognized the cultivated purslane as a separate group, called P. oleracea subsp. ) Celak. in Danin et al. 1979). Gorske et al. described their results as showing 'that a collection of Portulaca oleracettecotypes can be classified into groups ... according to collection sites' whereas Danin et al.
London. Hayashi, I. and M. Numata (1967). Ecology of pioneer species of early stages in secondary succession. I. Bot. Mag. Tokyo 80: 11-22. Hayashi, I. and M. Numata (1968). Ecology of pioneer species of early stages in secondary succession. II. The seed production. Bot. Mag. Tokyo 81: 55-66. Hjelmquist, H. (1950). The flax weeds and the origin of cultivated flax. Bot. Notiser, Heft 2. Jaccard, P. (1901). Etude comparative de la distribution florae dans une portion des Alpes et du Jura. Bull. Soc.