... Blackshaw (1992) Lapham and Drennan (1990) Mester and Buhler (1991) Campbell and van Staden (1994) Blackshaw (1990) From Ozores-Hampton, M.P., 1998 Compost as an alternative weed control method HortScience ... germination and growth, water extracts from immature MSW-biosolids compost were evaluated for effects on weed seed germination (Ozores-Hampton et al., 1996; Ozores-Hampton et al., 1999) Ivyleaf morningglory ... mineralization) that results from the compost-amended product Table 14.2 contains mineralization percentages of composts made from different feedstocks Note that mineralization ranges from to 28% of the...
Ngày tải lên: 11/08/2014, 06:22
... in Horticulture from Delaware Valley College of Science and Agriculture (1976), a M.S in Horticulture from Kansas State University (1977), and a Ph.D degree in Vegetable Crops from Cornell University ... owners rely on income from tipping fees and from product sales Although most of the larger sites also compost in windrows, some experienced odor problems (particularly from grass clippings) and ... during composting (From Walke, R 1975 The preparation, characterization and agricultural use of bark-sewage compost, p.47 PhD Thesis, The University of New Hampshire, Durham, New Hampshire) Bacteria...
Ngày tải lên: 11/08/2014, 06:22
COMPOST UTILIZATION in HORTICULTURAL CROPPING SYSTEMS - SECTION 2 pdf
... Verkade, 1991) High pH values can result from the chemical qualities of the feedstocks, or from materials added to the feedstocks For example, composts made from biosolids frequently have high pH ... total bell pepper fruit yields from plots mulched with MSW compost at 224 Mg·ha–1 were less than half of those from polyethylene-mulched plots (Roe et al., 1994) Ozores-Hampton and Bryan (1993b) reported ... tomato and bell pepper fruit yields from plots amended with compost produced from poultry manure with other agricultural wastes were similar to or greater than yields from fertilized plots, except...
Ngày tải lên: 11/08/2014, 06:22
COMPOST UTILIZATION in HORTICULTURAL CROPPING SYSTEMS - SECTION 4 docx
... composts as fertilizers and soil conditioners provides benefits from nutrients, from organic matter, from biodegradation of organic matter, and from organisms in the composts Remarkable benefits have been ... Pathway Biosolids→Soil→Plant Human Biosolids→Soil→Plant Human Biosolids Human Biosolids→Soil→Plant→Animal→ Human Biosolids→Soil→Animal Human Biosolids→Soil→Plant→Animal Biosolids→Soil→Animal ... Biosolids→Soil→Soil Biota→Predator Biosolids→Soil→Airborne Dust Human Biosolids→Soil→Surface Water Human Biosolids→Soil→Air Human Biosolids→Soil→Groundwater→ Human Highly Exposed Individuals Individuals with...
Ngày tải lên: 11/08/2014, 06:22
Environmental, economic and social benefits of 3R approach in VN
... environmental friendly and energy saving life of the society; To establish the infrastructure, finance and human resource for 3R implement The specific target until 2015: 80 % of solid waste will be collected; ... 40% of the total volume of collected waste while 60% will be reused and recycled; CH4 generation from uncontrolled dumping activities will inevitably contribute to GHG generation which in turn ... (2011-2012) INEST has started a research on co-benefits of climate benefit, energy co-generation from agricultural waste, and the 3Rs in Vietnam In addition, this component will review the recent...
Ngày tải lên: 28/04/2013, 12:31
Inclusion of new types in relational database systems
... Ntups from AM should be used first, and supports an if-then-else specification used for example in the [SELI79] for the operator "=" as follows: selectivity = (1 / Ituples) ELSE 1/10 In this example ... Second, some data base updates are extremely inefficient when physically logged For example, if a relation is modified from Btree to hash, then the entire relation will be written to the log (perhaps ... INGRES Moreover, whenever new values are input from a program or output to a user, a conversion routine must be called This routine must convert from character string to the new type and back...
Ngày tải lên: 22/10/2013, 10:15
Tài liệu Báo cáo khoa học: "The Utility of a Graphical Representation of Discourse Structure in Spoken Dialogue Systems" ppt
... Transcript of a sample ITSPOKE speech interaction (left) The NM as the user sees it after turn Tutor5 tions/purposes thus multiple discourse segments were created for them For example, in Tutor1 ... to learn from the NM enabled version of the system (Q2) Results for Q7-13 Q7-13 relate directly to our hypothesis that users Since in this version of ANOVA the NM/noNM ratings come from two different ... (Prob) In this case, the NM effect corresponds to an effect from Prob*Cond which is identical in significance with that of NMPres 364 benefit from access to the discourse structure information These...
Ngày tải lên: 20/02/2014, 12:20
Research " EDUCATION AND THE COMMON GOOD: SOCIAL BENEFITS OF HIGHER EDUCATiON IN KENTUCKY " docx
Ngày tải lên: 07/03/2014, 02:20
Báo cáo khoa học: "The role of positive feedback in Intelligent Tutoring Systems" ppt
... the correct solution At this point, positive feedback from the tutor may be important in helping the student consolidate this step and learn from it Some researchers outlined the importance of ... Positive feedback might also make students more willing to accept help and advice from the tutor A study of human tutoring The domain of this study is Computer Science data structures, specifically ... is based on the constraint-based design paradigm Originally developed from a cognitive theory of how people might learn from performance errors (Ohlsson, 1996), constraint-based modeling has...
Ngày tải lên: 31/03/2014, 00:20
evaluating the impact of social networks in rural innovation systems pptx
Ngày tải lên: 01/04/2014, 11:21
separation of isotopes of biogenic elements in two-phase systems
... specified, and K′ is determined from eq (1.65); then the value of flow ratio λ is derived from eq (1.66) When using eq (1.79), the K ′ value is also determined from eq (1.65), where by the separation ... gas (vapor) depleted of the same isotope), two inlet flows (liquid flow from the upper stage and a gas or vapour flow from the lower stage) In such elements the redistribution of isotopes between ... concentrations xF, xB, and xP) the feed flow rate can be determined from the joint solution of eqs (1.43) and (1.44) FϭB x B Ϫ xP xF Ϫ xP (1.45) From the material balance equation with respect to the target...
Ngày tải lên: 01/06/2014, 10:54
Báo cáo hóa học: " Cross-Layer Design and Analysis of Downlink Communications in Cellular CDMA Systems" docx
... uplink case, downlink restriction is neither the intracell (from adjacent MSs within home cell) nor intercell (from neighboring other cells) interference, but the total Jin Yuan Sun et al 3 Figure ... set and the deletion from the active set are based on dynamic threshb olds Let Mps and Bestactive be the measured pilot signal from ps base station b, and best measured pilot from the active set, ... see striking throughput gain from this example since the network we built is relatively simple thus not enough traffic is generated to test the throughput behavior But from the tendency one can clearly...
Ngày tải lên: 22/06/2014, 22:20
báo cáo khoa học: " Comparative analysis of slot dimension in lingual bracket systems" pps
... size Power and sample sizes were calculated using nQuery Advisor 5.0 (Statistical Solutions, Saugas, Massachusetts, USA) Power calculation revealed that the ANOVA F-test with a sample size of 240 ... Therefore, the literature describes various methods for the determination of slot precision For example, a metallurgic method was used to measure bracket slot height in stainless steel brackets ... analysis, but again requires great technical effort To allow determination of slot precision in large samples with a high degree of accuracy, measurements in the present study were performed by use of...
Ngày tải lên: 11/08/2014, 20:20
Báo cáo y học: "Dynamic evolution of selenocysteine utilization in bacteria: a balance between selenoprotein loss and evolution of selenocysteine from redox active cysteine residues" docx
... SelA, SelB, and FdhA sequences from Alphaproteobacteria, Betaproteobacteria, and Gammaproteobacteria Phylograms Phylograms of SelA, SelB, and FdhA sequences from Alphaproteobacteria, Betaproteobacteria, ... evolutionary relationship between these proteins However, it is not known whether Sec evolves from Cys residues or Cys from Sec In addition, if both conversion types are possible, then it which is the predominant ... consistent with the evolutionary distance derived from 16S rRNAs, and that selenium utilization systems in most bacterial species were inherited from a common ancestor in the same phylogenetic...
Ngày tải lên: 14/08/2014, 17:22
Electrostatics of granular flow in pneumatic conveying systems
... Pictures of particles: (a) Intact PVC samples (3.35mm~4.2mm); (b) Attrited PVC samples (1.18mm~3.35mm); (c) Intact PP samples (2.8mm~3.35 mm); (d) Attrited PP samples (1.18mm~2.8 mm) Figure 5.2 Single ... shear strength test: (a) Intact PVC samples (3.35mm~4.2mm); (b) Attrited PVC samples (1.18mm~3.35mm); (c) Intact PP samples (2.8mm~3.35mm); (d) Attrited PP samples (1.18mm~2.8mm) Figure 5.4 Particles ... (3.35mm~4.2mm); (b) Attrited samples (1.18mm~3.35mm) Figure 5.14 Comparison of induced current between PP samples and PVC samples generated on pipe wall: Mass of samples: PP-939g, PVC-745g; Airflow...
Ngày tải lên: 14/09/2015, 09:07
A correlation based method for direction finding of multipath signals in frequency hopping systems
... as a finite data set {x(t )} sampled at t = 1,2, , N In the previous formulations, the statistical expectation of x(t ) is used, which requires infinite data samples In practice, equation below ... ……………… 69 4.8 Variances of converged values of θ vs SNR…………………………………… 70 v List of Tables 4.1 An example of hop sequence…………… ………………………………………51 vi Nomenclature a scalar a column vector A Matrix A+ ... information of users is a crucial factor for smart antenna systems [1], which is quite different from former wireless communication systems Hence, the algorithms for direction finding and source...
Ngày tải lên: 15/09/2015, 22:51
Display of factor utilization in central asia
... four Central Asian economies were drawn from the most recent (2014) datasets of the World Bank and the Asian Development Bank The data on wages as drawn from different sources is presented in ... poverty gaps suggest that Kazakhstan is most likely making investments in human capital and is hence attempting to move away from resource dependency With Mongolia, one observes the dominance of ... challenge to the illustration of point estimates as per (3) above is the absence of income accounts from the public domain for the countries chosen for our illustration This absence includes as well...
Ngày tải lên: 22/09/2015, 15:18
Benefits of using music in your business
... As well as the extra takings generated from entertainment events, music can also influence customer choice and how much they are prepared to spend, for example: Study: Research was undertaken ... presenting is very impressive – a statement first and then supporting ideas from the real researches Some interesting things I get from this article are the aspects music can help a businessman, including ... exposed to fast, slow and no music Productivity was assessed through two automated measures taken from the centre’s computer system These recorded the number of vouchers processed every half hour...
Ngày tải lên: 28/04/2016, 13:00