作者: 沒血色 時間: 2025-3-21 22:38
Beata Ku?eke usually surface waves (which are also called normal waves, interference and channel waves, natural vibrations of layers, etc. ). These waves are distinguished by their dispersion and reso- nance, and are used in many investigations - in the determination of the structure of the medium (the existen作者: 憤怒歷史 時間: 2025-3-22 04:28
Jonathan S. Coltone usually surface waves (which are also called normal waves, interference and channel waves, natural vibrations of layers, etc. ). These waves are distinguished by their dispersion and reso- nance, and are used in many investigations - in the determination of the structure of the medium (the existen作者: 能夠支付 時間: 2025-3-22 04:46 作者: attenuate 時間: 2025-3-22 12:05 作者: BOLUS 時間: 2025-3-22 16:29 作者: 漫步 時間: 2025-3-22 18:27
Erna du Plessis,Tilahun Workneh,Mark Laingrm a Fourier transform. This approach to spectral analysis is computationally efficient and produces reasonable results for a large class of signals. There are, however, several inherent performance limitations, specifically when dealing with a wide range of frequency and amplitude waveforms recorde作者: 圖畫文字 時間: 2025-3-22 21:57
Rajan Bhatt,Surinder S. Kukalveloped subfield of seismology. The area presents many challenging and interesting problems for seismologists today and there are many areas of fruitful research. We focus on a small subset of areas of research within the general area of, “coda study,” that can be most directly tied to Kei’s early w作者: disrupt 時間: 2025-3-23 02:23 作者: 單調(diào)性 時間: 2025-3-23 07:25
Seyed Alireza Ghadimi,Hossien Shabanali Fami,Ali Asadi,Samire saymohammadi,Fateme Porghasemuring the recent two decades. It points out that reinforcement corrosion is one of the main reasons that contribute to the deterioration of the seismic performances and durability of reinforced concrete structures. It illustrates that the mechanism of reinforcement corrosion should be investigated t作者: 要控制 時間: 2025-3-23 13:45 作者: 詳細(xì)目錄 時間: 2025-3-23 15:03 作者: strain 時間: 2025-3-23 20:36 作者: nocturia 時間: 2025-3-24 01:44
Sustainable Agriculture Reviews978-3-319-21629-4Series ISSN 2210-4410 Series E-ISSN 2210-4429 作者: 格子架 時間: 2025-3-24 05:01
Sustainable Agriculture Reviewshttp://image.papertrans.cn/t/image/882957.jpg作者: Pelvic-Floor 時間: 2025-3-24 06:50 作者: LEER 時間: 2025-3-24 11:27 作者: Condyle 時間: 2025-3-24 14:50 作者: arboretum 時間: 2025-3-24 21:16
2210-4410 ustainable agriculture will bring solutions that have the potential to build a more peaceful world. This book will help scientists, decision-makers, professors, farmers and politicians build safer agriculture, energy and food systems for future generations..978-3-319-37403-1978-3-319-21629-4Series ISSN 2210-4410 Series E-ISSN 2210-4429 作者: 雪崩 時間: 2025-3-25 00:02 作者: 知識 時間: 2025-3-25 03:35
Adoption, Diffusion, and Scaling of Agricultural Technologies in Developing Countries,technologies is presented and explained in context of agriculture in the developing world. Diffusion is a social process, and five qualities are necessary for an innovation to spread. The way to engage the five groups of adopters – innovators, early adopters, early majority, late majority and laggar作者: tooth-decay 時間: 2025-3-25 11:12 作者: Enteropathic 時間: 2025-3-25 13:37
Agrobiodiversity for Biological Pest Control in Sub-Saharan Africa,reatly cause the destruction of natural and semi-natural habitats in the region, and in turn, increasingly threatens the sustainability of agrobiodiversity and associated ecosystem functions (i.e., biological control) and services (i.e., insect pest population regulation). This synthesis of literatu作者: 喧鬧 時間: 2025-3-25 18:58
Factors Influencing Water Dynamics in Agriculture,l below 40 % in many regions across the globe. Nitrogen (N) and phosphorus (P) fertilizer use in agriculture have accelerated the cycling of these nutrients in the landscape and contributed to water quality degradation. Such nutrient pollution has a wide array of consequences including eutrophicatio作者: 招待 時間: 2025-3-25 22:47 作者: Impugn 時間: 2025-3-26 02:02
Zinc Application to Rice Genotypes Under Saline Conditions, Decrease in water availability is the main problem due to increase in osmotic potential. Zn application improves the plant physiological process: photosynthesis and respiration and increase the CO. fixation. Crop cultivation in saline soil can be possible by cultivation of salt tolerant genotypes, 作者: 拋媚眼 時間: 2025-3-26 06:22
Organic Farming of Potato in Iran,otato planters in Friedan township (N?=?14,000). Two hundred farmers have been selected based on Cochran formula. Q Data was collected by questionnaires, which validity was confirmed by expert opinion of the professors of the department of Agricultural Extension and Education of the University of Te作者: 一回合 時間: 2025-3-26 11:04 作者: crockery 時間: 2025-3-26 14:10 作者: 跟隨 時間: 2025-3-26 20:04
Beata Ku?ekn: the displacements of particles in Rayleigh waves are parallel, and the displacements in Love waves perpendicular, to the vertical plane containing the direction of propagation (some variation from this polarization is possible close to the source or in the presence of horizontal inhomogeneities in the medi978-1-4684-8606-3978-1-4684-8604-9作者: MAPLE 時間: 2025-3-26 22:29
Jonathan S. Coltonn: the displacements of particles in Rayleigh waves are parallel, and the displacements in Love waves perpendicular, to the vertical plane containing the direction of propagation (some variation from this polarization is possible close to the source or in the presence of horizontal inhomogeneities in the medi978-1-4684-8606-3978-1-4684-8604-9作者: 敬禮 時間: 2025-3-27 04:45
Katrin Heinsoo,Indrek Melts,Tiiu Kullxploration. Simulation procedures are presented with examples that are fairly simple to understand and easy to use on the computer. Several geological situations can be formulated and simulated using the Monte Carlo method. The binary lithologic sequences, discussed in Chapter 2, consist of alternating layers978-94-010-5134-7978-94-011-2570-3作者: prolate 時間: 2025-3-27 08:04
Duna Madu Mailafiya. Simulation procedures are presented with examples that are fairly simple to understand and easy to use on the computer. Several geological situations can be formulated and simulated using the Monte Carlo method. The binary lithologic sequences, discussed in Chapter 2, consist of alternating layers作者: MARS 時間: 2025-3-27 12:00 作者: 充氣球 時間: 2025-3-27 15:17
Erna du Plessis,Tilahun Workneh,Mark Laingifest as ‘energy leakage’ in the spectral features. Energy ‘leaks’ into the sidelobes obscuring other spectral features that are present and distorts, sometimes significantly, seismic source parameters like seismic moment and radiated seismic energy. Skilful selection of the windowing technique can 作者: MEEK 時間: 2025-3-27 20:07
Rajan Bhatt,Surinder S. Kukalearth and have yielded new insights into the character of the earth’s lithosphere. They have also provided reliable means to obtain practical information like relative site amplification factors and relative source radiation as a function of frequency.作者: 正常 時間: 2025-3-28 01:10
Muhammad Jan,Muhammad Anwar-ul-Haq,Javaid Akhtar,Ejaz Ahmad Waraichion, bracketed duration and uniform duration are proposed for measuring these durations. On the other hand, nonlinear seismic analyses of concrete gravity dams subjected to earthquake motions with different strong motion durations are conducted. Peak displacement, local damage index, global damage i作者: 拱形面包 時間: 2025-3-28 04:16 作者: Decibel 時間: 2025-3-28 09:25 作者: 斜谷 時間: 2025-3-28 12:02 作者: 有毛就脫毛 時間: 2025-3-28 16:55
Nitrogen Transformations in Soils, Agricultural Plants and the Atmosphere, and nitrogen oxides (NO.) and nitrous oxide (N.O) is observed. When these forms of nitrogen occur at very high concentrations, they may be harmful to the environment (e.g. to cause the acidification of soils, an eutrophication, global warming, toxicity to plants, animals and for people). The monito作者: 樹膠 時間: 2025-3-28 21:08
Adoption, Diffusion, and Scaling of Agricultural Technologies in Developing Countries,eveloping countries. Scaling is a complex process, involving many disparate actors. There is no consensus model to follow; different models are needed at different stages. Practice for sound development activity planning generally involves analysis of feasibility in key areas, such as economic, fina作者: 排出 時間: 2025-3-29 02:02
Agricultural Bioenergy Production,ntribution of bioenergy has decreased and been replaced by fossil fuels. However, these fossil resources will eventually become exhausted and their use is causing social and environmental problems. Hence in many regions the use of bioenergy is promoted by law. The role of agriculture in the producti作者: 逗它小傻瓜 時間: 2025-3-29 03:59 作者: 宣傳 時間: 2025-3-29 10:36 作者: 不遵守 時間: 2025-3-29 12:40
Greenhouse Cooling Systems and Models for Arid Climate,nal agricultural methods show obvious limitations in producing sufficient food. Much land in South Africa is unsuitable for traditional farming. Africa is also extremely vulnerable to the impacts of climate change. A large proportion of Africa’s crop production depends on rainfall, a factor that is 作者: FLACK 時間: 2025-3-29 15:40
Direct Seeded Rice in South Asia,f rice is water, capital and energy intensive. This system leads to structural deterioration of the soil. Furthermore, aeration stress due to hard pan formation during the rice season modifies wheat yields. Technical training is required to grow mat type nursery and operating of transplanter put mec作者: arabesque 時間: 2025-3-29 20:09
