Progress in collaborative networks continues showing a growing number of
manifestations including virtual organizations, virtual enterprises, dynamic supply
chains, professional virtual communities, collaborative virtual laboratories, etc. with a
wide spectrum of application domains. The realization that all these collaborative forms
represent variations of a more general paradigm has lead to their consolidation into
Collaborative Networks (CN) as anew scientific discipline.
Lenne, 1996) and to decrease
damage by pests and pathogens (Cantelo & Sanford, 1984). In some crops (e.g. rice) this is
applied on a large scale to maximize yield by minimizing damage by pathogens (Zhu et al.,
2000). Information on genetic diversity and population structure also assists plant breeding
in the selection of parents for crossing, providing a more rational basis for expanding the
gene pool, and for identifying materials that harbor genes of value for plant improvement.
Tuyển tập các báo cáo nghiên cứu về sinh học được đăng trên tạp chí sinh học Journal of Biology đề tài: Use of covariances between predicted breeding values to assess the genetic correlation between expressions of a trait in 2 environments
The World Bank’s mission is to alleviate poverty and support sustainable development. The
conservation and sustainable use of natural habitats and biodiversity will contribute to these
goals by protecting ecosystem services that are critical to fulfilling these objectives. Biodiversity
is the foundation and mainstay of agriculture, forests, and fisheries. Biological resources provide
the raw materials for livelihoods, sustenance, medicines, trade, tourism, and industry.
Science is occurring all around you,
and the opening photo of each chapter will preview the
science you will be learning about. The Chapter
Preview will give you an idea of what you will be
learning about, and you can try the Launch Lab to
help get your brain headed in the right direction. The
Foldables exercise is a fun way to keep you organized.
Innumerable publications on livestock production are available in the world market. The book under discussion has not been produced to burden the market with another such publication rather it has been brought out employing a novice format to meet the requirements of students, researchers who are working in different parts of the world in different environments.
We have endeavoured to make A Primer of Conservation Genetics as com- This book is intended to provide
a brief accessible introduction to
the general principles of
prehensible as possible to a broad range of readers. It is suitable for
those undertaking introductory genetics courses at university, for students
undertaking conservation biology courses and even for motivated
first-year biology students who have completed lectures on basic
Mendelian genetics and introductory population genetics (allele frequencies
and Hardy--Weinberg equilibrium).
These pest infestations are infrequent and typically limited to breeding flocks or layers. Broilers and
market turkeys are seldom if ever affected. Management of ectoparasites largely consists of whole flock
treatments whenever infestations are detected by scouting birds and/or inspection of the structure and
equipment (nest boxes, curtains, slats, cages). Other effective management techniques are not available.
It is estimated that slightly more than 4 percent of breeder birds and layers are treated for ectoparasites
tep-by-step guide that introduces novices to using all major features of Eclipse 3
Eclipse is an open source extensible integrated development environment (IDE) that helps Java programmers build best-of-breed integrated tools covering the whole software lifecycle-from conceptual modeling to deployment
Eclipse is fast becoming the development platform of choice for the Java community
Expert Oracle GoldenGate is a hands-on guide to creating and managing complex data replication environments using the latest in database replication technology from Oracle. GoldenGate is the future in replication technology from Oracle, and aims to be best-of-breed. GoldenGate supports homogeneous replication between Oracle databases. It supports heterogeneous replication involving other brands such as Microsoft SQL Server and IBM DB2 Universal Server.
Multi-Domain Security Management is a centralized management solution for large-scale, distributed
environments with many different network Domains. This best-of-breed solution is ideal for enterprises with
many subsidiaries, branches, partners and networks. Multi-Domain Security Management is also an ideal
solution for managed service providers, cloud computing providers, and data centers.
Although farmers do not receive any support from society for the contribution of the dehesa
to welfare of society and the environment, they still conserve, prune and reforest oaks to
maintain fruit production to feed and fatten Iberian pigs during the montanera or pannage.
The ability of the Iberian pig breed to feed on acorns is a key feature in maintaining the
Characterization of animal genetic resources for food and agriculture (AnGR) involves three
types of information: phenotypic, genetic and historical. The weight given to each depends
on the country (e.g. whether it is developed or developing) and the objective (e.g. improve-
ment, conservation or breed differentiation). These guidelines focus on the collection and
use of phenotypic information.
They clam approximately 500 species, widely distributed in coastal intertidal zone of tropical temperate countries. Our country has about 40 species of 7 breed groups, distributed along the coast from north to south.
Northern coastal areas have clam oil (Meretrix lime), clam password (Meretrix llusoria Rumplius). Southern coastal areas have clam (Meretrix lyrata Sowerby).
Clams are mollusks team has great potential in the tide country. Culture technique is not complicated, short cycle, investment less valuable export.
Genetic diversity is the fundamental source of biodiversity. In 1989, the World Wildlife
Fund defined biodiversity as “the richness of life on Earth – millions of plants, animals
and microorganisms, including the genes which they carry, and complex ecosystems
that create the environment”. Currently, the issue of maintaining genetic diversity as a
component of the conservation of biodiversity has been accepted at an international
level. FAO has included the issue of conservation, evaluation, and the use of animal
genetic resources in its fields of interest since the 1970s.
Agriculture has been theorized to have become the dominant way of producing food since the Neolithic Revolution. Through early biotechnology, the earliest farmers selected and bred the best suited crops, having the highest yields, to produce enough food to support a growing population. As crops and fields became increasingly large and difficult to maintain, it was discovered that specific organisms and their by-products could effectively fertilize, restore nitrogen, and control pests.
Objective of study determining diet formula for 4-breeds exotic hybrid with optimal protein level bases on balancing some essential amino acids includes: lysine, methionine and threonine in order to improve grow capacity, feed utilization efficiency and to reduce urinal and faecal nitrogen and phosphorus excretion; formulating some formulas base on the local ingredients with optimal protein and amino acids level to ensure production efficiency of exotic 4-breeds hybrid and to reduce environment pollution in pig production.
Broiler-breeder hens are first housed in open-floor environments or pens where they are reared to 20 to
22 weeks of age. The arrangement and management of these houses are similar to that described for
broilers. Roosters are similarly housed until breeding age. The breeding flock (hens and roosters) is then
transferred to production houses where hens begin to lay fertile eggs at about 24 weeks of age. The birds
are held in production for an additional 36 to 44 weeks, at which time they are sold to the market.
Education is an important tool in the fight
against HIV/AIDS. And while most schools
are welcoming to children, some schools
fail to provide the necessary protection for
children to flourish and, in fact, may expose
young people – especially girls – to violence.
School cultures can contribute to gender
violence. Often, gender stereotypes and
inequities abound in the classroom, where
different behaviours and roles are expected
from girls and boys. Gender-based school
violence takes many forms.