improving agroecosystem sustainability using organic plant based mulch

... 154 AGROECOSYSTEM SUSTAINABILITY: DEVELOPING PRACTICAL STRATEGIES 10.1 INTRODUCTION AND OVERVIEW This chapter highlights the coevolutionary character of agroecosystems and the ... and develop indicators of sustainability are using inter- or transdisciplinary approaches Gliessman, for example, indicates the need to so when he says that, “For any agroecosystem to be sustainable ... within which the agroecosystems function.” The value of interdisciplinarity for moving towards sustainability is clearly identified in Conway’s claim that the “critical dynamics of agroecosystems...

Ngày tải lên: 12/08/2014, 05:21

... costs is to let plant succession take its course, that is, to wait until natural seedlings or planted trees free themselves from competing vegetation Many studies show that both planted and natural ... its course, i.e imitating the natural processes of plant succession instead of composition types Opportunistic silviculture makes use of natural plant dynamics In the long term, natural development ... which is in turn based on philosopher Francis Bacon’s ancient adage (1620) “nature to be commanded must be obeyed” [5] Though Bacon’s Novum Organum addressed human nature rather than plants, his maxim...

Ngày tải lên: 08/08/2014, 01:22

... Petroleum Exporting Countries Paraih, Pallar & Chakkiliar Regional Plantation Companies Sri Lanka Freedom Party Sri Lanka Estate Plantation Companies Tamil Chamber of Comerce United National Party ... to work in colonial coffee, tea and rubber plantations Some migrated later as merchants and traders Initially they were recruited mostly by the British planters in tea and coffee estates of Sri ... two variables: ethnicity and entrepreneurship Their approach explains ethnic enterprise using a framework based on three dimensions: (1) an ethnic group‟s access to opportunities, (2) the characteristic...

Ngày tải lên: 09/09/2015, 18:58

... distribution of 19 herds containing 61-136 animals each In each iteration of the model, herd sizes (HS) based on these distributions were generated by Latin Hypercube sampling from the herd-size distributions ... in the population A binomial distribution will calculate the number of infected herds in n herds based on the probability p that any herd is infected (Vose 1996) The number of infected herds in ... likely values It is considered the most appropriate distribution for modeling a continuous variable based on expert opinion (Vose, 1996) The within-herd prevalence (WHP) was modeled as a BetaPERT...

Ngày tải lên: 12/08/2014, 15:20

Ngày tải lên: 29/01/2014, 00:23

... 3% (2) 6% (4) Measures Time spent playing videos games, watching television, or using the Internet was assessed using a time scale of less than one hour, one to two hours, three to four hours, ... numerical format (BMI, grades, YIAS-VG, CPRS) were analyzed using the student's t-test and the Mann-Whitney test The latter method is based on median values and is the preferred method when testing ... family situation) was analyzed using the chi-square test Results were considered significant if p ≤ 0.05 Time spent playing video games, watching television, and using the internet was the independent...

Ngày tải lên: 08/08/2014, 21:20

... Journal Oral Implantology 2003, 29:235-241 Sartori S, Silvestri M, Forni F, Icaro Cornaglia A, Tesei P, Cattaneo V: Ten-year follow-up in a maxillary sinus augmentation using anorganic bovine ... following sinus floor elevation using a bioactive glass material of narrow size range Clinical Oral Implants Research 2000, 11:334-344 Trisi P, Marcato C, Todisco M: Bone-to-implant apposition with machined ... Tatum H Jr: Maxillary and sinus implant reconstructions Dentistry Clinical North America 1986, 30:207-229 Block MS, Kent JN: Sinus augmentation for dental implants: the use of autogenous bone...

Ngày tải lên: 11/08/2014, 20:20

... _sacrum_ [Footnote: So called because it was anciently offered in sacrifice.] (sacred), firmly planted here between the widespreading and solid bones of the pelvis, like the keystone to an arch, ... Standing on one foot, we let the body fall forward, while we swing the other leg ahead like a pendulum Planting that foot on the ground, to save the body from falling farther, we then swing the first ... When we walk, one foot is on the ground all the time, and there is an instant when both feet are planted upon it; but in running there is an interval of time in each step when both feet are off...

Ngày tải lên: 15/03/2014, 13:20

... this study intended to answer was “Is clinical specialist outreach service a cost effective way of using scarce health expertise to provide clinical specialist care as compared to provision of such ... and at the same time better represent the geographical distribution in relation to Addis Ababa Based on these criteria four outreach hospitals were selected: Yirgalem, Adama, Nekemt, and Felege ... surgical procedures performed through the outreach project Selection of charts of patients was based on date procedure performed; ten charts of patients who received service most recently were...

Ngày tải lên: 13/08/2014, 11:22

... produces seed, and if it is an annual plant, withers and dies If it is a perennial plant its leaves only, wither and die at the approach of winter, the plant passing into a resting stage from ... organism, whether plant or animal, possesses the power to reproduce its kind Some plants produce spores and some produce seeds Reference was made above to the production of the flower in plants The ... the various activities of plants and animals, would hardly believe these activities capable of classification into two general classes He notes the germination of the plant seed and its early...

Ngày tải lên: 06/03/2014, 13:20

... more offspring were included in the analysis As the inference on heterozygosity in these cases was based on information not used in the segregation analysis, equal numbers of +/- and -/- offspring ... with the result obtained with the complete material only IV Discussion The present study, which is based on a very large amount of family data, has not revealed any major deviation from expected ... are most likely not present on spermatozoa (see M 1979) A possible selection against Ca+ progeny based on maternal-fetal incompatibility of blood type is therefore likely to take place on the zygote...

Ngày tải lên: 09/08/2014, 22:22

... used: whole plant, root Religious virtue: The plant is mostly used by the Mising community in religious festivals like Dobur Uie and Ali Ai Ligang In Dobur Uie four ‘Piro’ plants are transplanted ... Whole plant, flower Religious virtue: The plant is very popular among the Mising community; special food item is prepared from this plant in religious festival The poor people offered this plant ... food plants like the cultivated ones Thus they become conscious about conserving their surrounding plant resources Though the use of plants in Dobur Uie varies from place to place but some plants...

Ngày tải lên: 10/08/2014, 09:21

... proteins examined using the equation = sqrt [(propensity of amino acid A)x(propensity of amino acid B)] Frequencies of colocating AA-pairs were measured from crystallographic structures using the SeqX ... equalization of wobble base usage frequencies, and to 82% by back-translation of the protein sequence using the uniformly human Codon Usage Table (CUT) Much greater dG reduction was achieved when only ... WC pairs in a 1000 baselong sequence There are strong linear correlations between these values (based on the primary sequence of the mRNA) and the free energy (Figure 5) The correlation is strong...

Ngày tải lên: 13/08/2014, 16:21

... efficiency,  equity,  quality  and  sustainability.   However, judging from an economic status standpoint, it is not sufficient as policy makers  do  not  always  make  decisions  based on  the  economic  ... So far these planning models mentioned above are either based on a straightforward  linear process approach, which is, from here to there or from now to a certain future based on agreed goals or objectives to be achieved.  There are also models that depart from this  ... and  shortfalls  in  the  implementation  of  its  health  policy.    The  analysis 22  will be based on applied health economic framework by looking into the issues pertinent to  health care from...

Ngày tải lên: 12/09/2015, 08:16

... readily soluble in organic solvents Tabun is also hydrolyzed by water VX is the least water soluble of all nerve agents at room temperature but is miscible in cold water and organic solvents Chemical ... treatments using atropine and 2-PAM were usually administered to ensure animal survival (Tryphonas and Clement, 1995; Britt et al., 2000) Although the possibility of the treatments themselves causing ... Electrocardiographical studies 2.7.1 Telemetry system 2.7.2 Physiological parameters and calibration values 2.7.3 Implantation of electrocardiography transmitter 2.7.3.1 Surgical procedure 2.7.3.2 Post-operative...

Ngày tải lên: 08/11/2015, 17:07

... emotional component, it represents a vital intervention point for clinicians Recommendations Based on the Study Based on the results and inferences of this study laughter history should be incorporated ... the participant did not fully understand the question Statistical analysis The data was analyzed using both parametric and non parametric statistics and the specific test used was indicated with ... R=0.334, p=0.723) was found Moreover, life satisfaction and its association with laughter was analyzed using an ANOVA In AUR, life satisfaction scores and the levels of laughter were statistically different...

Ngày tải lên: 26/10/2012, 09:57

... data using paired t-tests to assess the appropriateness of applying non-linear techniques to the data Fractal dimension Using Higuchi’s algorithm [7] the fractal dimension was calculated using ... healthy participants’ COP were analysed using a more traditional fractal dimension analysis [13] This method recorded COP data and analysed COP traces using an image analyser to calculate the ... current data were obtained using a k-max value of 60 for A/P analysis and 30 for M/L analysis (cf [17]) The fractal dimension was calculated over the entire two minute epoch using all data points...

Ngày tải lên: 03/11/2012, 10:09

Ngày tải lên: 07/11/2012, 14:39