 | Robert J. Frederick - 1995 - 94 páginas
... beetle : diverse life history poses challenge to management . In Zehnder , G. W. , Powelson , M.L. , Jansson , R.K. and Raman , K.V. ( eds . ) . Advances in Potato Pest Biology and Management . The American Phyto- pathological ... | |
 | 136 páginas
4.3 Spatio - temporal comparisons Having established areas of diversity , it may be possible to do an analysis over time , comparing older with newer accessions ( e.g. , Del Rio et al . 1997 ) . If the data were very complete ... | |
 | 552 páginas
Changes in species diversity during succession following large scale disturbance reflect the prevalent life history patterns ... ( e.g. following fire ) are most diverse in species establishing seedlings in xeric , high light conditions . | |
 | M. K. Razdan, Edward Charles Cocking - 1997 - 16 páginas
The C strategy ( Brown , 1989 ) was adopted : 33 diversity groups , representing 21 taxa of the subgenus Coffea , were defined according to the knowledge available on the genetic structure of the coffee multispecific complex ( Noirot et ... | |
 | 338 páginas
Biological diversity or biodiversity refers to the variability and variety of all plants , animals , microorganisms , and ecosystems on earth ( McNeely et al . , 1990 ; Vaughan , 1989 ) . It is the number and frequency of nature's ... | |
 | 264 páginas
9 1 1 | 10th SESSION : CROP PROTECTION : ENTOMOLOGY / NEMATODE / RODENT 175 OR : ENGLISH IMPACT OF PLANT DIVERSITY ON ARBOREAL AND GROUND - FORAGING ANTS AND INCIDENCE ON PESTS AND DISEASE IN COCOA PLANTATIONS UNDER DIFFERENT LAND USE ... | |
 | 1999 - 304 páginas
Within a community there is , therfore , a great potential of diversity that is not well exploited at individual level . At the same time most of the families in the samples expressed the wish to augment their individual diversity . | |
 | 182 páginas
383 384 385 386 387 388 389 390 The multicultural nature of this institution , Mr. President , demands that IICA of the 21st Century does more to respect the diversity of its community ; diversity in size , diversity in stage of ... | |
 | 1996 - 210 páginas
With these considerations firmly in mind , the imperatives for conservation of domestic animal genetic diversity can be stated : 1 . 2 . 3 . 4 . 5 . 6 . Identify and understand those unique genetic resources which collectively comprise ... | |
 | 38 páginas
The multicultural nature of this institution , Mr. President , demands that IICA of the 21st Century does more to respect the diversity of its community ; diversity in size , diversity in stage of development , diversity in language ... | |
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