eChapters

Valorization refers to the process of enhancing the value or price of something, often through government intervention or by recognizing its inherent worth. It can involve stabilizing prices, creating value from overlooked materials, or promoting the importance of a particular concept. In the context of waste management, valorization specifically denotes the conversion of waste materials into useful, marketable products using innovative and sustainable methods. It plays a critical role in waste-to-value processes by shifting the focus from traditional waste disposal to resource recovery, aligning with the principles of a circular economy. Rather than viewing waste solely as an environmental challenge, valorization recognizes it as a valuable resource. When processed properly, waste can yield energy, materials, or bio-based products. Common techniques include composting, anaerobic digestion, pyrolysis, and recycling, which are used to extract value from agricultural, industrial, and municipal waste. The primary goals of valorization are to reduce environmental pollution, generate economic returns, promote sustainability, and lessen reliance on virgin raw materials. By driving innovation in biotechnology, materials science, and engineering, valorization supports the growth of eco-friendly industries and fosters long-term environmental responsibility. Ultimately, it transforms waste management into a proactive, profitable, and sustainable practice.
Meaning and Definition
Valorization refers to the process of enhancing or increasing the value of a material, product, or resource—particularly one that is considered waste or of low economic worth—by converting it into a more useful, marketable, or environmentally beneficial form.
Definition
Valorization is the act or process of transforming waste materials, by-products, or low-value resources into valuable products, energy, or materials through physical, chemical, or biological methods. Its goals are to reduce environmental impact while simultaneously generating economic and social benefits. As such, valorization is a fundamental principle of the circular economy and sustainable development.

Watershed management

Watershed is defined as a geohydrological unit draining to a common point by a system of drains. All lands on earth are part of one watershed or other. Watershed is thus the land and water area, which contributes runoff to a common point.

A watershed is an area of land and water bounded by a drainage divide within which the surface runoff collects and flows out of the watershed through a single outlet into a lager river or lake.

Drought is one of the most frequent and widely spread stress factors that limit the production of vegetables in the world. Nearly every piece of cultivated land including those in the irrigated areas could be subjected to drought. However, the frequency, duration, severity, timing and extent of drought vary greatly from region to region.

The stress caused by deficit water in the living plant system, which is capable of inducing a potential injury, is called drought stress. Drought can also be defined as scarcity of water for plants and can be due to soil, atmospheric and physiological factors. In our conditions, the great damage to the production of vegetables is brought about by soil drought, which occurs when rapidly available water is spent from zone of the active rhizosphere. That particular moment represents the beginning of drought and as the water reserves in the soil become closer to the lower limit of optimum moisture, the drought becomes more intensive. Under such conditions, plants survive on the limited water available in the active rhizosphere and deeper soil layers, and this water is used to maintain essential life processes at the expense of crop yield.

The lack of precipitation causes drought; the area of cultivable soil in our country under irrigation is very small and so is the possibility to diminish the negative consequences of occasional shortage of precipitation. Aiming to reduce damage caused by drought, a huge number of research-experiments on drought, especially on tolerance has been conducted worldwide. Here, the attempts have been made to review the work done on drought tolerance by national and international centers.

Cross-pollinated species, or outbreeders, are highly heterozygous, heterogeneous and carry a higher mutation load than the inbreeders. Their mode of reproduction bestows upon them considerable heterozygous balance under panmitic population structure. Inbreeding such species disturbs the natural rhythm and leads to inbreeding depression. It is, therefore, essential that if selfing has created any disturbance in outbreeders, the heterozygous structure be restored. Since artificial selfing and outcrossing can be carried out in such crops at will, all breeding methodologies, even those meant for self-pollinated crops, can be used for their improvement. In fact, allogamous crops have provided opportunities for innovating breeding procedures to achieve the maximum efficiency by combining selfing and outcrossing cycles.

Thus, the classical separation of breeding procedures for self- and cross-pollinated crops has become unnecessary, particularly, for outbreeders which are amenable to selfing. Exploitation of heterosis has been the major objective in cross-pollinated crops and most breeding procedures developed earlier aimed at maximising heterosis. In later years, with better understanding of genetic structure of populations and availability of efficient biometrical methods of estimating genetic parameters, newer procedures of accumulating desirable genes have been developed. The presently available breeding procedures for cross-pollinated crops can be broadly classified under two heads: (1) Hybrid development, and (2) Population improvement. Both these methodologies, though independent, are not mutually exclusive. The steps for operating the two procedures, however, have contrasting requirements. For hybrid development, fixation of genes through cycles of selfing is necessary whereas such fixation is avoided while developing populations. As can be seen from the scheme given below, in both cases the homozygosity attained through initial selfing is converted to heterozygosity at the end of breeding programme. Irrespective of whether hybrids, synthetics or composites are being developed, great emphasis is placed on the attainment of homogeneity in the end products.

Man-directed evolution of distinct types and cultivars (cultivated populations) of self-fertilised crops had their beginning about 10,000 to 12,000 years ago. As a breeding system, self-fertilisation favoured constancy and fitness (Stebbins, 1950) of the genotypes to the immediate environment. This provided an alternative to the slash and burn migrant agriculture of the Neolithic farmers (7,000-6,000 B.C.) and to stabilisation of production.

Manu Smriti (700–500 B.C.) proclaimed Subeejam Sukshetre Jayate Sampadyate meaning that good seed in a good field yields abundant produce. The knowledge that good seed is essential for a good harvest, led to conscious efforts for selecting types which provided a dependable source of food. Besides their utility as food, choice of plants and their seeds as progenitors of the next generation depended on personal fancy, observation and experience. As farmers learnt their crop plants better, they sorted them out into similar types (species). While migrating from the centres of origin they carried seeds of mixed populations.

Self-pollinated cereal crops of barley, wheat, oats and important grain legumes such as lentil, peas and chickpea spread from the Near East Centre, first to far and remote areas of Asia, Europe and Africa; and subsequently in comparatively recent times, to the Americas and Australia. In new environments, the introduced mixed populations diversified into well adapted identities of land races. These land races continued to be the main basis of cereal production till early 1900. Improvement in crop plants made by some early civilisations was mainly through introduction and mass selection, based on the natural tendency of preserving the seeds of preferred colour and size from vigorous, healthy and more productive plants.

It was only after the rediscovery of Mendel’s laws in 1900 that breeding procedures based on the knowledge of the genetic principles and the inheritance pattern of different characteristics were developed. This permitted the improvement of crops with objectivity and predictability.

Introduction

Breeders expect a new variety to show high performance for yield and its contributing characters along with other physiological and nutritional traits. A variety is said to be superior not only for its higher economic yield, but also for its consistent performance over a wide range of environmental conditions. But the performance of a particular variety is the resultant of its genetic constitution and the environment in which it has been grown. Particular variety may not exhibit same phenotypic performance under different environments, or different varieties may perform differently to a specific environment.

The basic cause of differences in the stability of different genotypes is the interaction effect of genotype and environment, known as genotype × environment (G × E) interaction (GEI). The term environment refers to the uncontrolled external conditions that affect expression of genes of an individual genotype such as the annual rainfall, dry spells, soil fertility gradients, waterlogging, depth and texture of soil, and photoperiod and incidence of disease or pests. However, prediction of GEI is seldom possible with available and known factors. Therefore, the environmental factors can be categorized as predictable and unpredictable environmental factors (Table 1).

Entrepreneurship: the Concept and Definitions

Entrepreneurship is the capability to improve, arrange and continue a business enterprise, along with any of its uncertainties to make a profit. We can say an example of entrepreneurship is the starting of a new business, a new venture with some challenges and specific objectives.

Meaning of Entrepreneur

An entrepreneur is defined as one person who has the ability and desire to establish, administer and succeed in a startup venture along with the risk entitled to it, to make profits. The best example of entrepreneurship is the starting of a new business venture. Entrepreneurs are often known as a source of new ideas or innovators and bring new ideas in the market by replacing old ones with a new invention.

According to Cole (1949), an Entrepreneur represents an individual or a group of individuals, who conceive, initiate and maintain for a sufficiently long period a social institution which produces economic goods or to put it differently.

Communication: Communication is an act by which one person gives to or receives from another person, the information about the person’s need, desires and perceptions. Knowledge or affective states: Communication is an act by which one person gives to or receives from another person, the information about the person’s need, desires, and perceptions. Knowledge or affective states.

Entrepreneurial Communication: It should have some unique features. The way one teacher talk with a student, the way one official personnel talk with an individual, like them one entrepreneur should communicate with their customer to uplift of their enterprise. So this type of communication differs from the general communication.

It is the scholastic and theoretical exercise that configures the operational definition and text of entire research work. The conceptual inputs, axiomatic inputs, logic of discourses and the pursuit knowledge come together to frame the theory in compliance and in congruence with the set of objectives and research designs spelt out in the research process.

3.1 Definition of Farmer, Farm, and Farming System

A farmer is a person engaged in agriculture, raising living organisms for food or raw materials. The term usually applies to people who do some combination of raising field crops, orchards, vineyards, poultry, or other livestock. A farmer might own the farm land or might work as a laborer on land owned by others. In most developed economies, a “farmer” is usually a farm owner (landowner), while employees of the farm are known as farm workers (or farmhands). However, in other older definitions a farmer was a person who promotes or improves the growth of plants, land or crops or raises animals (as livestock or f ish) by labor and attention. Over half a billion farmers are smallholders, most of whom are in developing countries, and who economically support almost two billion people. Globally, women constitute more than 40% of agricultural employees.

A farm is an area of land where livestock (animals) are raised and crops (plants) are grown for use as food, fiber, and fuel. The people who own and work on the farm are called farmers.

Websites

Information science is an interdisciplinary field that skirts the study of the organization, production, retrieval, storage, retrieval, use of information, and dissemination. Information and Metric studies of storage and recovery are the primary areas of Information Science. Today’s challenges for information personnel are to pave the way through enormous volumes of information brought about by different means.

The World Wide Web (WWW ), an information space, is a complex structure that incorporates all types of information that need different users and a layperson to the researcher. It is a system of interlinked hypertext documents approached via the Internet . The web pages can be viewed in a way that contains images, text, videos, and several multimedia through the forms of a web browser and negotiated between them with the help of hyperlinks.

It is also a system of multimedia that supports uniquely formatted, using markup languages like HTML or digital documents. These scripting languages support links to other documents, video files, graphics, and audio.

The term ‘Webometrics ’ (Bajorneborne & Ingwersen, 2001) was coined for content analysis , search engine performances, quantitative analysis of web related phenomena, links, and web technology analysis from an information science perspective.

1. Introduction

Cattle are one of the important livestock species of the country which forms an integral part of Indian agriculture since ages. Human progress depends on the utilisation of animals and natural resources in a balanced way. Cow, in particular, is considered as a part of the family in India. Cattle have been of the utmost importance for the sustenance of agriculture, nutrition supply and religious practices in India. Frequent references on cattle farming are found in Indian mythological books and historical writings regarding their utilization in agriculture as draught power, milk production and source of manure. Approximately 200 million Indians are involved in livestock farming, including around 100 million dairy farmers. Roughly 80% of bovines in the country are low on productivity and are reared by small and marginal farmers. Most of the local cows are managed on a low input and low output system for production of milk for the household nutritional requirement and sale surplus milk to dairy co-operatives or local milk sellers. Poor genetic makeup of Indian livestock is the main reason for their lower productivity as compared to the recorded potential of animals in temperate climate. With the change in food consumption pattern due to urbanization, increase in health awareness, reduced requirement of draught animal power due to mechanisation, etc., the demand for milk and milk products have increased many folds.

The concepts of health, disease, symptoms, constitution, cure, vital force, suppression of the disease, individualization, totality of symptoms, and dose etc. are unique in homeopathy differing from concepts of modern medicine.

Health

Generally, health is considered as freedom from disease. According to World Health Organization health is “a state of complete physical, mental and social well-being, not merely the absence of disease or infirmity” (WHO, 1946). In homeopathy, it is defined as mental, physical and emotional wellbeing (Mondal, 2006 a) and the healthy body has been described as one in balance and equilibrium. The equilibrium of internal parameters is maintained by “life forces” corresponding to a general interpretation of immune system . In fact ‘Life force” is the actual energy behind the biochemistry of the body. It ends with death of the organism.

“Curriculum” is seen often as a critical issue during discussions on quality of agricultural education, being considered variously as content, as product and as process. It is easy to make the assumption that a common understanding of curriculum, but in practice this is far from the case, with a host of definitions, approaches and ideological standpoints. Even though a dialogue on curriculum theory is well established, there is still a strong tendency in practice to understand curriculum as a list of content, often developed in considerable detail, that students should be taught.

According to traditional marketing concept, marketing is a mere physical process or set of activities connected with the exchange of goods or selling. According to traditional concept marketing is sales oriented. According to this concept marketing is more concerned with all those activities or operations which help the flow of goods from the producers or manufacturers to the ultimate consumers or users. From the point of production to consumption, the following steps are involved.

1. Goods have to be gathered and transported there by creating place utility.

2. Goods have to be made available to the consumers or users at the time when they are needed by consumers. This is done by storing the commodities in warehouses and cold stores etc. This creates time utility.

3. Goods are sold to consumers thereby transferring the ownership or title from the seller to the consumer. This creates “ownership utility” or “possession utility”. The various activities that help in the creation of place, time and possession utilities and help the flow of goods from the centers of production to the centers of consumption or use constitute the subject matter of marketing.

Concepts

The concepts of development communication has now been adopted by almost all the countries of the third world. It is all about to inform, motivate and influence all sectors and levels of peoples of a developing country to use unfamiliar ideas, skills and instruments, thus adding the long neglected social component without which the process of development remain dormant. Thus importance of communication as a tool to motivate and persuade people for eliciting positive response to various developmental ideas grow manifold.

The evolution of the term ‘ development’ has had a fascinating history about itself. In its broadest sense ‘ development’ tends to be umbrella under which several phenomena - varying from human and spiritual development to economic and community development, as well as technological development have become related. Defining ‘development’ is not an easy talk. It has been interpreted in various ways by sociologists, economists and development planners. They defend the term according to their own frame of reference. Modernization, social change and enhancing quality of life are often used in one way of the other in explaining the term. In all cases development suggest some amount of improvement, self-reliance, uplift and progress as also awareness and self-awareness to some extent.

The eminent communication scholar, Everett M. Rogers, has development this process of thinking about development in this book communication and development critical perspectives (1976), as under “Development as a widely participatory process of social change in a society, intended to bring about both social and material advancement (including greater equality freedom and other valued qualities) for the majority of the people through their gaining greater control over their environment.

The new paradigm of development does not envisage the role of communication as that of magic multiplier of development, however, it is certainly envisaged to play a facilitate role in the process of development.

Introduction
Understanding the concepts of technology transfer, licensing, and commercialization is crucial as it plays an important role in understanding how scientific discoveries leads to generation of new technologies further making them the impactful solutions that benefit industries and society. In the context of Indian HEIs, this especially important because a large volume of impactful research often remains underutilized due to limited commercialization channels. This chapter explains the terminology, essential components of technology transfer, outlines its significance for the innovation ecosystem. It also outlines the evolution of India’s technology transfer ecosystem, and emphasizes while understanding its potential to boost India’s economy, encourage entrepreneurship, and strengthen global competitiveness. From initial idea to a market-ready product is complex and multiphased process. The stepwise process is shown in Figure 1. It highlights a structured pathway consisting of five core phases: Idea/Concept, Technology development, Intellectual Property (IP) rights, Technology transfer, and Technology commercialisation.
Phase 1: Idea/Concept stage
This process of technology transfer starts with the Idea/Concept phase, where an invention is created. Each phase plays an important role in transforming raw scientific knowledge into innovative solutions that benefit society and generate economic value. In this phase breakthrough ideas emerge, within labs. Researchers explore and develop initial proof-of-concept or prototypes to validate their ideas. At this stage, the focus is primarily on knowledge creation rather than commercialization. This pathway of technology transition is summarized in Figure 1.

The concept of health and diseases is essential to veterinary medicine. Understanding    of    such    concepts    provides    the    basis    of    disease    classification. But     these     concepts     are     rarely     given     precise     definition     in     the     textbooks     of veterinary medicine. HEALTH Health is generally considered as absence of the disease. But it is an incomplete definition.    The    concept    of    health    can    be    split    into    five    categories    viz.    health as normality, health as biological function, health as homeostasis, health as physical and psychological wellbeing, and health as productivity including reproduction. Therefore an animal is stated to be healthy only when it is in a complete state of physical, social and mental wellbeing and not

Whenever we design a scientific study it is designed in a specific contextual background to solve one or another scientific problem. Subsequently it also involves a set of variables/phenomenon operating in a particular context, set of relationships among these variables and the conditions under which they operate. Certainly, to address an unsolved scientific problem we need to carry out research by employing well defined research methodology and have an idea about possible outcomes.  For example when a extension scientist is asked to study the impact of a novel programme, he needs to understand the background and the context under which the programme was introduced, what are the developmental inputs given under the programme, to whom, when (variables), with what purpose (context), what kind of impact he/she is supposed to investigate (presumed relationship), what methods he is going to use to investigate the impact of developmental programme (research methodology) and what are the possible outcomes of the investigation and how programme interventions are related to the outcome (relationship).

18.1 Introduction

Nano – Science & Technology is design, fabrication and application of nanostructures or nanomaterials, and the fundamental understanding of the relationships between physical properties or phenomena and material dimensions at nano meter scales.

2.1 Introduction

The word Nanotechnology has originated from a Greek word which means “dwarf” and nanometer is one billionth of a meter (1 nm = 10^-9 meter). The nano-scale is not just another step toward miniaturization but a qualitatively new scale. The new behiviour of matter at nano-scale is dominated by quantum mechanics, material confinement, large interfacial volume fraction and other unique properties, phenomenon and processes. At nano-scale, physics, chemistry and biology converge towards the same principles and tools. Nanotechnology cannot be considered as a discipline in science or technology but it is domain in science and technology. Nanotechnology is a multidisciplinary area, any scientist, engineer, medical doctor can do research on nanotechnology. Presently, it is more of a science and less of a technology because of a lack of proper tools for studying the properties of nano-material. There is an immediate need to convert this science into technology and get out of this transition stage.