標(biāo)題: Titlebook: Heliothis: Research Methods and Prospects; Myron P. Zalucki Book 1991 Springer-Verlag New York Inc. 1991 crop protection.genetics.migratio [打印本頁] 作者: Manipulate 時間: 2025-3-21 16:41
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作者: 確定 時間: 2025-3-21 23:00 作者: 滔滔不絕的人 時間: 2025-3-22 03:15
P. G. Allsopp,G. J. Daglish,M. F. J. Taylor,P. C. Greggzweite der Definitionen, die die lineare Approximation benutzt, für Funktionen .: .. → . bzw. .: .. → ..mit mehreren Ver?nderlichen verallgemeinern. Hierzu machen wir zun?chst einen kleinen Exkurs in die lineare Algebra.作者: 現(xiàn)存 時間: 2025-3-22 06:34 作者: 詩集 時間: 2025-3-22 09:49
R. V. Gunningse, of a result by Nisse, Sottile and the author. We also give topological and partly algebraical characterizations of the amoeba and coamoeba in some special cases: . = . 1, . = 1 and, when . is even, . = ./2, in the last case with a certain emphasis on the example . = 4.作者: acrophobia 時間: 2025-3-22 16:23
Methods for Studying Adult Movement in ,Movements into and out of a population will affect its density, its age structure, and its genetic composition (Hughes, 1979). Information about capacity for movement is essential for the development of strategies for managing an insect pest.作者: 密切關(guān)系 時間: 2025-3-22 17:50
Measuring Insecticide Resistance,erate more insecticide than normal, then insecticide resistance is said to have occurred. In field resistance, these simple biological factors are complicated by such economic considerations, as what level of pest presence is deemed acceptable.作者: 形容詞詞尾 時間: 2025-3-22 21:27
978-1-4612-7761-3Springer-Verlag New York Inc. 1991作者: overreach 時間: 2025-3-23 04:09 作者: 小故事 時間: 2025-3-23 09:34
H. E. H. PatersonIn the Part at hand the authors undertake to give a presentation of the historical development of the theory of imbedding of function spaces, of the internal as well as the externals motives which have stimulated it, and of the current state of art in the field, in particular, what regards the methods employed today.作者: ELUC 時間: 2025-3-23 13:03 作者: 完整 時間: 2025-3-23 15:11
J. E. Seymour,R. E. JonesThe definition of integrable functions as limits in mean of continuous functions with compact support cannot always be used. This § will show that a function . is in .. if and only if it is not too complicated and, of course, thatit satisfies ..(.) > +∞.作者: Stress 時間: 2025-3-23 20:53 作者: 北極人 時間: 2025-3-23 23:53
G. P. Fitt,G. S. BoyanVarious ways of describing geodesic motion on Ellipsoids are presented (intrinsic and constrained formulations) including Jacobi’s solution, Weierstrass’ solution, and level set Liouville integrability.作者: 牽連 時間: 2025-3-24 05:12
J. C. DalyI got to know Mikael in the eighties, when I was a PhD student at Stockholm University. I had completed a number of graduate courses and became interested in complex analysis. Mikael was a young lecturer in Stockholm, and our overlapping interest in that subject brought us into each other’s orbits.作者: 他日關(guān)稅重重 時間: 2025-3-24 06:56
Assuming a basic knowledge of linear algebra we now infuse extra topological concepts and arrive at the theory of topological vector spaces. Keeping to the essentials we only develop the theory of locally convex spaces, and we make these appear as seminormed spaces (with initial topology).作者: 憎惡 時間: 2025-3-24 13:03
Collecting Immature and Adult , for Distribution, Host, and Parasite Records,During the last 30 years, many workers have collected parasite distribution information and made host plant records for . (Stinner, Rabb, and Bradley, 1977; Stinner, Bradley, Roach, Hartstack, and Lincoln, 1979). Despite this work, there are still gaps in our knowledge, and such work will continue for many years to come.作者: Cpr951 時間: 2025-3-24 16:33
Trapping Methods for Adults,Light and pheromone traps are important tools in ecological research and pest management with . spp. Population surveys may be undertaken for the purposes of作者: amorphous 時間: 2025-3-24 22:46 作者: 喃喃訴苦 時間: 2025-3-25 01:33
Springer Series in Experimental Entomologyhttp://image.papertrans.cn/h/image/425510.jpg作者: Obsequious 時間: 2025-3-25 04:09 作者: 別炫耀 時間: 2025-3-25 09:04
P. H. Twine,M. L. Evansed) functions, which are referred to as the ., the ., and the . (or the .) of equation (1), respectively. The problem consists in determining the parameter . and the unknown function . such that equation (1) is satisfied for almost all . ∈ . (or even for all x ∈ . if, for instance, the integral is u作者: 使糾纏 時間: 2025-3-25 14:02
R. E. Teaklemeasure v, 2 is a complex parameter, and a, k, f are given (complex-valued) functions, which are referred to as the coefficient, the kernel, and the free term (or the right-hand side) of equation (1), respectively. The problem consists in determining the parameter 2 and the unknown function cp such 作者: 舔食 時間: 2025-3-25 17:36 作者: Lipoprotein 時間: 2025-3-25 20:35 作者: 宿醉 時間: 2025-3-26 01:31
P. G. Allsopp,G. J. Daglish,M. F. J. Taylor,P. C. Greggzweite der Definitionen, die die lineare Approximation benutzt, für Funktionen .: .. → . bzw. .: .. → ..mit mehreren Ver?nderlichen verallgemeinern. Hierzu machen wir zun?chst einen kleinen Exkurs in die lineare Algebra.作者: disparage 時間: 2025-3-26 05:12 作者: 洞察力 時間: 2025-3-26 09:26
R. V. Gunningse, of a result by Nisse, Sottile and the author. We also give topological and partly algebraical characterizations of the amoeba and coamoeba in some special cases: . = . 1, . = 1 and, when . is even, . = ./2, in the last case with a certain emphasis on the example . = 4.作者: 改正 時間: 2025-3-26 13:17 作者: absolve 時間: 2025-3-26 19:58 作者: Offbeat 時間: 2025-3-26 21:10 作者: Commonwealth 時間: 2025-3-27 04:45 作者: keloid 時間: 2025-3-27 09:16 作者: 數(shù)量 時間: 2025-3-27 12:49 作者: defeatist 時間: 2025-3-27 15:03 作者: Ergots 時間: 2025-3-27 21:41 作者: Stress 時間: 2025-3-28 01:10 作者: fallible 時間: 2025-3-28 03:50 作者: 疾馳 時間: 2025-3-28 09:41
Methods for Studying the Genetics of Populations of ,in ecology and a limited exposure to the concepts and techniques of population genetics. The first part of the chapter discusses some of the concepts that are necessary to master and some of the unresolved issues that must be understood before the theory can be applied to real populations. The secon作者: alcoholism 時間: 2025-3-28 10:26
Modelling,n attitude that this is a specialist and separate task to be left to “someone else”. Of course, a team approach to problem-solving may well permit use of specialists of this kind, just as it might include those with skills in toxicology, physiology, or applied economics. More often than not, insect 作者: Gratulate 時間: 2025-3-28 17:18
Book 1991 have intensified over the years as the total area given to agricultural host plants has increased. This comprehensive text, written by experienced researchers, assembles biological and ecological research techniques and approaches to Heliothis management: from the fundamental question of defining g作者: prolate 時間: 2025-3-28 20:35
Laboratory Culture of , Species and Identification of Disease,rations (see Chapters 9, 12, and 13). The approach to the culturing of the insects will differ with the purpose for which they are to serve. For example, a relaxation in standards of food and progeny quality may be permissible if the insects are to be discarded after one or two generations.作者: savage 時間: 2025-3-29 01:18 作者: 無可非議 時間: 2025-3-29 07:08 作者: 有權(quán)威 時間: 2025-3-29 07:51
0172-6188 t problems have intensified over the years as the total area given to agricultural host plants has increased. This comprehensive text, written by experienced researchers, assembles biological and ecological research techniques and approaches to Heliothis management: from the fundamental question of 作者: ALTER 時間: 2025-3-29 13:25 作者: dry-eye 時間: 2025-3-29 19:28 作者: inferno 時間: 2025-3-29 20:55 作者: 痛苦一生 時間: 2025-3-30 01:34
The Recognition of Cryptic Species Among Economically Important Insects,, a species taxon defined purely on morphological criteria does not coincide necessarily with a species delimited by evolutionary geneticists. This impediment to scientific study can be overcome by admitting the problem and then dealing with it by bringing to bear existing genetical techniques guided by appropriate evolutionary genetical insights.作者: 奇思怪想 時間: 2025-3-30 05:05 作者: dandruff 時間: 2025-3-30 09:00 作者: extrovert 時間: 2025-3-30 14:43 作者: 男生如果明白 時間: 2025-3-30 19:26 作者: Type-1-Diabetes 時間: 2025-3-30 20:52 作者: 羊齒 時間: 2025-3-31 03:09
0172-6188 ing population dynamics are also explored. This book is intended for beginning research students as well as experienced workers. It will be a valuable reference for entomologists, population ecologists, and agronomists concerned with crop protection.978-1-4612-7761-3978-1-4612-3016-8Series ISSN 0172-6188 作者: 單獨 時間: 2025-3-31 06:30 作者: Armada 時間: 2025-3-31 13:03 作者: 暴發(fā)戶 時間: 2025-3-31 14:41
Methods for Studying Behavior,ssed briefly (pp. 139–142), but such techniques have not yet been widely applied to . spp. and are well described elsewhere (see references pp. 139–142). As a model for the way field and laboratory studies of behavior and physiology can be integrated, we discuss predator avoidance in adult . and the
