eChapters

The agricultural sector is undergoing a transformative revolution driven by technological advancements. This article provides an in-depth exploration of how modern technologies are reshaping farming practices, enhancing productivity, and promoting sustainability. Key innovations such as precision agriculture, biotechnology, automation, and digital farming tools are discussed in detail. The article examines the benefits and challenges associated with these technologies, their impact on different aspects of farming, and the future potential of continued technological integration in agriculture. It highlights the critical role that technology plays in meeting the global food demand, addressing climate change, and ensuring economic viability for farmers.

Introduction
Palmarosa/Roshagrass (Cymbopogon martinii var. motia): It is a tall perennial tuffed hedge grown naturally as well as commercially in the old world tropics and sub-tropics of India. It occurs in open scrub forests in parts of MP, Maharashtra and AP, where it is commercially collected and distilled for its oil. It is also sporadically found in Karnataka, TN and part of UP. The herb along with flowering tops and foliage, on distillation yield a colourless to pale yellow essential oil with sweet scented\ rose-like aroma, containing high geraniol; and used in cosmetics, toiletry and perfumery industry. Concerted efforts during last two decades to develop better cultural practices and development of improved varieties, the area has expanded all over the central, western and southern states of India. This crop is commercially grown in Indonesia, East African countries, Cuba and Brazil. At present, the total oil production is estimated to be around 300 tonnes annually, and two-third (200t) of it comes from cultivation.
Ginger grass (Cymbopogon martinii Stapf. var. sofia): This is another form of roshagrass. Its distribution is overlapping in forests with the ture palmarosa grass, although it has preference for more moist-substratum. Both the forms are morphologically identical in field except their odour when leaves are crushed. Ginger grass has dense tuft and more luxuriant growth, but produces shorter inflorescence and more tolerant to the stagnating water. It crosses freely with palmarosa in nature, producing many intermediary forms.

Crucifers, also known as Brassicas or cole crops, are a group of vegetables belonging to the family Brassicaceae (formerly Cruciferae). Common cruciferous vegetables include cabbage, cauliflower, broccoli, kale, mustard, turnip, and radish. These crops are widely grown around the world due to their nutritional value, economic importance, and adaptability to diverse climates.
However, crucifers are highly susceptible to a wide range of insect pests that can cause significant yield losses if not managed properly. These pests attack various parts of the plant, including leaves, stems, roots, and heads, leading to both quantitative and qualitative damage.
Distribution
Crocidolomia binotalis is widely distributed in India and is particularly prevalent in regions where cruciferous vegetables are cultivated. The pest is active from the third week of November to the fourth week of December, with varying population densities depending on environmental conditions (Pawar et al., 2010)

Objective
To determine the chemical composition of biomass in terms of cellulose, hemicellulose, lignin, and silica content using standard detergent fiber analysis and acid digestion techniques.
Principle
Chemical analysis of biomass helps in evaluating its structural and compositional characteristics, which influence its thermal behavior, degradation properties, and suitability for bioenergy applications. Biomass primarily consists of cellulose, hemicellulose, lignin, and pentosans, each playing a distinct role in the structure and energy potential of plant material:
Cellulose – A linear polymer of ß-D-glucose units linked by ß-(1?4) glycosidic bonds. It provides tensile strength and rigidity to plant cell walls and serves as the main carbohydrate source in biomass.
Hemicellulose – A heterogeneous branched polymer composed of pentoses (xylose, arabinose) and hexoses (mannose, glucose, galactose). It acts as a matrix surrounding cellulose microfibrils, providing flexibility and binding lignin and cellulose together.
Lignin – A complex three-dimensional polymer made up of phenylpropane units. It is highly resistant to microbial degradation, provides compressive strength, and acts as a natural binder in plant tissues.
Pentosans – Polymers of five-carbon sugars that contribute to carbohydrate storage and structural integrity.

Coffee is an important cash and export crop for small-scale farmers. The crop suffers heavy yield losses due to damage caused by a wide range of insect pests
 
White stem-borer : Xylotrechus quadripes : Cerambycidae

This is one of the important and serious pests of arabica coffee. Other types are also attacked to a slightly lesser extent. The adult is a dark-brown longicorn beetle having several white markings on the elytra and thorax.

Culture methods employed depend on the purpose for which they are intended. In the laboratory the indications for culture are mainly to

1.Isolate bacteria in pure culture.

2.Demonstrate their properties

3.Obtain sufficient growth for preparation of antigens and for other tests.

4.Type isolates by methods such as bacteriophages and bacteriocin susceptibility.

5.Determine sensitivity to antibiotics

6.Estimate viable counts

7.Maintain stock solution

Anthracnose or Fruit Rot and Die Back

Colletotrichum capsici

Diagnostic Symptoms

Dieback symptoms

• Small, circular to irregular, brownish black scattered spots appear on leaves .

Recombinant DNA is advancement in molecular technology which allows manipulation of genomes of higher organisms and dissection of their complex regulatory circuits. This new methodology is being used to understand the biochemistry of living organisms. The isolation of gene begins with the cloning of fragmented DNA of the organism into appropriate vector. 

Any kind of developmental programme needs a proper integration of different parts of the society i.e. stakeholders of that programme. Apart from the nodal body, many implementing agencies take part in the implementation, monitoring of those programmes. Non-Government Organizations are one of those who actively participated in developmental activities not only as an implementing agency but also in mobilizing the resources, proper utilizing that and also effectively utilizing the resource towards development. NonGovernment Organization is an organization that is independent in nature, politically, socially unbiased and has a proper legal stand with developmental orientation.

Biotechnology has emerged as a transformative force in agriculture, offering innovative solutions to enhance crop production. This article explores the extensive role of biotechnology in crop production, tracing its historical development and highlighting key technologies such as genetic engineering, marker-assisted selection, and genomics. The applications of these technologies in developing pest-resistant, herbicide-tolerant, nutritionally enhanced, and climate-resilient crops are examined. Benefits such as increased agricultural productivity, environmental sustainability, economic advantages for farmers, and improved food security are discussed. Challenges, including ethical concerns, environmental risks, socioeconomic disparities, and regulatory issues, are also addressed. The article concludes by considering future prospects for biotechnology in crop production, emphasizing the potential of advanced genetic technologies, synthetic biology, and sustainable agricultural practices.

Principles
The principles involved in thermotherapy is that the pathogens present in seed material are inactivated or eliminated at temperatures nonlethal for the host tissues.The exact mechanism by which heat inactivates the pathogen is not fully understood. However, it is universally accepted that heat causes inactivation and not immobilization of the pathogen by heat. Th rate at which the pathogen is inactivated is determined by temperature, the higher the temperature, the faster is the inactivation. At constant temperature, the drop in the density of pathogenic inoculum.
Methods
Following physical methods are employed for reduction or elimination of primary inoculums that may be present in seed, soil, or planting material.
i. Hot water treatment (HWT)
Hot water treatment is widely used for the control of seed borne pathogens, especially bacteria and viruses. A list of various important diseases claimed to have been controlled by hot water treatment is given in Table-1.

The success of mechanized transplanting largely depends on the quality of seedlings used, making seedling raising an essential component of the process. This chapter revolves around the techniques and practices involved in raising seedlings that are optimized for transplanters. Proper seedling raising ensures that the plants are healthy, uniform, and robust, thereby improving the efficiency of the transplanting process and enhancing crop yields. We will explore various methods for preparing seedlings, including the use of specialized nurseries, seedling trays, and appropriate handling techniques to prevent damage. Understanding these techniques is important for achieving optimal performance from transplanters, reducing labor costs, and promoting sustainable agricultural practices. Transplanting is a common method for controlling weeds in wet or puddled fields. It uses less seed than direct seeding but requires significantly more labor. Additionally, transplanted crops tend to take longer to mature due to transplanting shock.
TECHNIQUES OF MANUAL TRANSPLANTING
Manual transplanting can be performed using two different methods:
Random Method
In the random method, seedlings are transplanted without maintaining a set distance or spacing between plants. While it’s difficult to establish equal distances between each hill in this method, it is crucial that the estimated distances are neither too close nor too wide. The spacing should range between 10 cm and 25 cm to ensure effective weed control through early shading from the rice canopies.

Rapeseed
Rapeseed (Brassica napus L.), a member of the Brassicaceae family, is one of the primary oilseed crops cultivated for biodiesel production, particularly in Europe and Canada (Hoekman et al., 2012; Demirbas, 2009). Its seeds contain 40-45% oil, making it one of the most efficient oil crops for biofuel production (Ramos et al., 2009). The extracted oil is known as canola oil, which is preferred for both food and fuel applications due to its low erucic acid and glucosinolate content (Atabani et al., 2012). Rapeseed (Brassica napus L.), is one of the biofuel species that has achieved global attention, primarily due to its high yield, climatic versatility as well as its low environmental impact than fossil fuels (Singh et al., 2010). The crop is being grown all over the temperate region because its ability to resist cold temperatures and pests is a major advantage for the practice of sustainable agriculture. Moreover, the rapeseed has been positively affected by the development of biotechnology and the utilization of hybrid breeding that has been significantly increasing the oil yield and disease resistance of rapeseed, thus, facilitating the biodiesel production from this plant (Zanetti et al., 2013). Biodiesel from rapeseed has ecological advantages, significantly reducing greenhouse gas emissions by up to 50% compared to regular diesel (Hill et al., 2006). It also supports rural economic development through the diversification of farmer income and diminishing reliance on imported petroleum (FAO, 2021). The increasing price of the biofuel, chiefly supported by sustainable energy policies and reducing carbon footprint policies, is one of the driving factors for increasing demand of rapeseed as global demand for renewable energy sources rises (Euopean Commission 2021).
Sunflower
Sunflower (Helianthus annuus L.) is an important oilseed crop used for biodiesel production, especially in temperate regions like Europe and North America (Demirbas, 2009). The oil content of sunflower seeds ranges from 25-50%, making it a suitable feedstock for biofuel (Atabani et al., 2012). The characteristics of sunflower oil, such as the high content of unsaturated fatty acids, lead to better cold flow properties of its biodiesel (Ramos et al., 2009). In addition, the creation of high-oleic sunflower varieties allowed considerable improvement in oxidative stability and led to the fact that sunflower biodiesel is more suitable for storage and combustion (Dimitrijevic et al., 2017). A second

ABSTRACT

Over the last three decades, SAC has been engaged in the development and dissemination of remote sensing and GIS technologies for national development. These developments have originated from various initiatives related to national projects, sensor related research and in-house research and development on applications. A large multidisciplinary team of scientists develop technologies in various fields of applications like agriculture, coastal zone management, urban planning, forest and environment, etc. In addition, significant efforts are directed towards technology development for generic applications like photogrammetry and applications involving synergistic usage of remote sensing, GIS, GPS and satellite communication. Some specific examples of recent technological developments pertain to simulation modeling of crop yields, horticultural crop management, site selections for aquaculture, location of cold storage plants, large area crop production forecasting, base map creation, telegeoprocessing, mobile satellite services for fleet management, automated procedures for linear infrastructure planning, urban land use allocation planning.

An overview of these technologies and the modalities for their effective utilization by government, industries and users are summarized. Dissemination of these technologies for public bodies and private sector has been taken in the form of promotion of consultancy services in different application areas. Some major areas where these sectors have benefited through consultancies are estimation of cash and other field crops, city development planning, site selection for industry, land use change detection studies for environmental impact assessment, coastal regulation zone compliances and land use scenario, forestry related applications like catchment area treatment, forest fires monitoring, etc. Examples of consultancy services for private sector are included.

Keywords : Technology dissemination, technology development, remote sensing applications.

Seed is defined as “Fertilized and ripened ovule, consisting of the plant embryo, varying amounts of stored food material and a protective outer seed coat”. It is one of the most vital and important inputs for increasing production of crops. Commercial flower seed production is an international business involving highly specialized growers. Demand of flower seed production increased due to recent advances in commercial production of bedding plants, plug production technology, increased area of gardening, flower growing in home gardens and cut flowers with highly viable seeds and very high percentage of uniform seedlings. It seems to have great scope for expansion in developing countries like India, especially under north Indian climate having favourable growing conditions, skilled and cheap labour.

The world germplasm contains more than 1500 different varieties of flowers and ornamental crops. Each species of flower grown for seed has its own specific time, culture, problem of pollination and harvesting and storage requirements. Growing flower from seed is an important component of commercial flower production and their uses in landscape gardening.

Abstract

Agriculture provides food, feed, fiber and many other desired products for survival of human beings in the world. Modern agriculture emphasizes on use of hybrid seeds, high yielding varieties and chemical fertilizer to increase the crop productivity within a short period. Indiscriminate use of synthetic fertilizers has led to environmental pollution and deterioration of soil health, which results in depletion of essential plant nutrients and organic matter in soil. On account of the environmental hazard and soil infertility, biofertilizer concept was developed. Biofertilizer are natural fertilizers including bacteria, fungi and algae alone or in combination that augment availability of nutrients to the plants. However, due to its short shelf life period it may not be a suitable candidate for modern agriculture. Thus, it is the need of the hour to develop an economic and eco-friendly nano-biofertilizer for sustainable agriculture.

Precision agriculture represents a paradigm shift in farming, leveraging advanced technologies and data analytics to optimize agricultural practices. This article explores the comprehensive role of precision agriculture in modern farming, tracing its evolution and examining key technologies such as GPS, GIS, remote sensing, and IoT. The applications of these technologies in soil management, crop monitoring, irrigation, pest control, and yield prediction are discussed. Benefits, including increased productivity, resource efficiency, and environmental sustainability, are highlighted alongside challenges such as high costs, data management complexities, and the digital divide. The article concludes by considering future trends in precision agriculture, emphasizing the potential of artificial intelligence, machine learning, and blockchain in further revolutionizing farming practices.

Distribution
Thrips tabaci is present in the central and southern regions of India, occupying about 36.4% of the land area under the current climate conditions. In central India, the states of Maharashtra, Karnataka, Madhya Pradesh, Gujarat, and parts of Rajasthan offer highly suitable habitats. In the northern region, areas such as Uttar Pradesh, Bihar, Jharkhand, Chhattisgarh, Delhi, Haryana, Punjab, Uttarakhand, & parts of the northeastern states are favorable. In southern India, Karnataka, Andhra Pradesh, Telangana, & Tamil Nadu are particularly suitable.
Biology Adults: Adult onion thrips overwinter in soil in onion, small grain, and hay fields. More mobile than immature stages, adults can fly and are attracted to white and yellow colours, often landing on clothing or skin. They are elongated, with body colour ranging from yellow to brown, and have pale, fringed wings. Adults measure 1.0–1.3 mm for females and 0.7 mm for males. Their lifespan is 16–42 days on garlic and 28–30 days on onion. Females lay eggs for up to three weeks after a one-week preoviposition period. In spring, adults emerge, colonize weed hosts, & can fly or be carried by wind to new plants.
Eggs
Females lay eggs individually in leaf tissue, with one end near the surface for immatures to emerge. The eggs are microscopic, kidney-shaped, and initially white or yellow, turning orange with reddish eye spots as they mature. On onion, eggs average 0.23 mm in length and 0.08 mm in width. The incubation period is 4–5 days on onion, with hatching occurring in 2–3 days in the lab, but 5–10 days in cooler field conditions.