Natural support for the growth

As we know, vascular plants (Tracheophyta) in general and crop plants require a defined amount of trace elements to ensure normal growth and development. In many developed countries, some natural materials have been used as an addition for growing ornamental plants, vegetables, and hydroculture plants.

13p vicedric 08-02-2023 4 3   Download

The selection of a wound dressing is crucial for successful wound management. Conventional dressings are preferable for the treatment of simple wounds. However, a bioactive wound dressing that supports wound management and accelerates the healing process is required when it comes to treating non-self-healing wounds. 2-deoxy-D-ribose (2dDR) is a small deoxy sugar that naturally occurs in human body.

16p lyhuyenthu 31-01-2023 7 2   Download

In commercial broiler hatcheries, chicks hatch over a period of 20–36 hours. The chicks are removed from the hatch tray of the incubator after a majority of them have cleared from the eggshell. Then, the chicks undergo various hatchery practices like sexing, vaccination, packaging, and transport before they are placed in a commercial broiler farm. Thus, under practical conditions, chicks remain deprived of feed and water for about 48– 72 hours after hatching.

10p cothumenhmong3 22-02-2020 22 0   Download

The top most portion of the earth’s surface is soil. Four letter word SOIL has also been described as the soul of infinite life. It serves as a natural support for the growth of plants that support human and animal life. Here we look at soil quality and associated concepts, in terms of definition, approaches to evaluation, selection and interpretation of indicators. Identification of the most used soil quality indicators of agricultural land use.

11p chauchaungayxua3 07-02-2020 12 0   Download

Aqua cultural production is a major industry in many countries, and it will continue to grow as the demand for fisheries products increases and the supply from natural sources decreases. Good nutrition in animal production systems is essential to economical production of a healthy, high-quality product. In fish farming (aquaculture), nutrition is critical because feed typically represents approximately 50 percent of the variable production cost.

11p nguaconbaynhay3 07-02-2020 12 0   Download

The plant-based-sea water culture medium is introduced to in vitro cultivation and in situ recovery of the microbiome of halophytes. The ice plant (Mesembryanthemum crystallinum) was used, in the form of juice and/or dehydrated plant powder packed in teabags, to supplement the natural sea water. The resulting culture medium enjoys the combinations of plant materials as rich source of nutrients and sea water exercising the required salt stress. As such without any supplements, the culture medium was sufficient and efficient to support very good in vitro growth of halotolerant bacteria.

14p caygaocaolon1 13-11-2019 18 0   Download

Starch- and plant-protein-based glues, for example, do not have the strength of petrochemical-derived superglues. On the other hand, plant-derived chemicals have unique advantages for other uses. Recombinant proteins, for example, can be designed and produced in plants to provide tissue glues analogous to the fibrinogen that naturally forms around a flesh wound. Emerging technologies offer dramatic new capabilities to alter plant metabolic pathways, opening up unprecedented opportunities to produce high-value chemicals from renewable resources....

23p loixinloi 08-05-2013 64 6   Download

Thescaleandoperationofthesupplychainofbiomassproductionisinfluencedbygeographic conditions,availabilityandeconomicsoffeedstocksupplyandvolumesofvalue
addedproduct. Energy balance and the environmental impact of the processes and products are essential considerationsinselectingasustainableoption.Thegrowthofbio
basedindustryindeveloping countrieswill require greater investments for both large volume products (e.g. biofuels) and highvalue
addedproducts,suchasbio
basedspecialtychemicalsorconsumergoods.

0p loixinloi 08-05-2013 42 2   Download

Governments also need to focus on medium to long-term actions to strengthen innovation. A broad range of policy reforms will be needed in OECD countries and non-OECD economies to respond to the changing nature of the innovation process and strengthen innovation performance to foster sustainable growth and address key global challenges.

29p trinhcaidat 19-04-2013 57 4   Download

The current RSS distribution architecture, in which all clients periodically poll a central server, has band- width requirements that scale linearly with the number of subscribers. We believe that this architecture has little hope of sustaining the phenomenal growth of RSS [10], and that a distributed approach is needed. The proper- ties of peer-to-peer (p2p) overlays are a natural fit for this problem domain: p2p multicast systems scale log- arithmically and should support millions of participat- ing nodes.

10p giamdocamnhac 06-04-2013 68 5   Download

Traditional estimates that often find minimum wage disemployment effects include controls for state unemployment rates and state- and year-fixed effects. Using CPS data on teens for the period 1990–2009, we show that such estimates fail to account for heterogeneous employment patterns that are correlated with selectivity among states with minimum wages. As a result, the estimates are often biased and not robust to the source of identifying variation.

36p bin_pham 06-02-2013 59 3   Download

A variety of evidence supports the role of design in enhancing firm performance. New research undertaken for this study also shows that firms with higher design intensity have a greater probability of carrying out product innovation and that design expenditure has a positive association with firm productivity growth. Nonetheless, the multifaceted nature of design makes it difficult to isolate from more traditional factors affecting performance, such as market conditions or investment. Research is also hampered by the lack of commonly agreed statistical measures.

28p bi_ve_sau 05-02-2013 56 4   Download

In this paper we introduce a method for partial description of the Poisson boundary for a certain class of groups acting on a segment. As an application we find among the groups of subexponential growth those that admit nonconstant bounded harmonic functions with respect to some symmetric (infinitely supported) measure µ of finite entropy H(µ). This implies that the entropy h(µ) of the corresponding random walk is (finite and) positive. As another application we exhibit certain discontinuity for the recurrence property of random walks. ...

29p tuanloccuoi 04-01-2013 48 7   Download

It is important to note that not all non-synthetic materials (natural) are allowable, nor are all synthetic materials excluded from use in organic production. Notable exceptions include insecticidal soap, a synthetic compound that can be used in pest control, and tobacco dust, a natural product that is not permitted. The Organic Materials Review Institute (OMRI) evaluates materials for use in organic agriculture and publishes their findings in the form of lists of allowable and prohibited inputs.

8p cao_can 02-01-2013 41 3   Download

This concentration of industrial activity has stimulated a substantial economic boom in Jepara and surrounding areas and attracted local political support. For example, the need for container trucks to export furniture led the previous Bupati (district administrator) to have some major roads in the district reclassified as ‘provincial class’ roads. This allowed container trucks to reach most parts of the district, stimulating economic growth by attracting more people and activities, generating new trade and industry, and elevating economic activity around Jepara to a new level.

30p can_thai 10-12-2012 56 2   Download

Rapid population growth by itself may not always result in environmental degradation. There is case study evidence that some farm households and communities develop technical and institutional innovations in natural resource management in response to increasing pressures on resources. Such responses do not happen in all areas however, and need to be induced and supported through policy measures and other development interventions (for example in the areas of tenure, reorientation of agricultural research and extension, etc.).

12p tieuyeuquai456 05-10-2012 61 3   Download