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Agricultural Chemistry

Agricultural Chemistry


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About the Book

Agricultural Chemistry book covers the introduction to agricultural science, soil chemistry, problematic soil and soil testing, quality of irrigation water, plant nutrients, manures and fertilizers, protection of plants. This book fulfills the need of graduate and post graduate students of agricultural science. Book is written in six chapters. The all contents of book are included in the Chemistry syllabus of Savitribai Phule Pune University, India. First chapter written on the soil chemistry. It covers subtopics role and scope of agricultural chemistry, definition of soil, various soil components such as mineral components, organic matter, soil atmosphere, soil water and biological system of soil. This chapter also covers the functions of soil, physical properties of soil. Physical properties include. Chemical properties of soil are also discussed in this chapter. Problematic soil and soil testing is prescribed in second chapter. Soil is converted into acidic or alkaline form and becomes unsuitable for crop growth. How problematic soil is reclaimed or corrected is explained here. Application of lime in improving the acidic soil is discussed in this chapter. Classification of alkaline soil and reclamation of alkaline soil is briefly explained. soil testing is given. How soil is analyzed in the laboratory. How soil data is interpreted with respect to fertilizer dose is discussed here.Quality of Irrigation water is very important in agriculture. The third chapter is devoted for quality of irrigation water. In this chapter introductory part covers total availability of water on globe, what is amount of soft water available for human life and for agricultural purpose is given with the help of graphs. Water quality standards of BIS and WHO is given here.. collection of water samples and its analysis in laboratory is discussed here. Various dissolved contaminants and their functions are explained in this chapter. Water quality indices for water quality standards like TDS, SAR, ESP, RSC etc. are discussed here. Plant nutrients are very essential for proper growth of plant. Classification of essential plant nutrients, forms of nutrient uptake, are discussed here. Primary nutrients- N, P, K; secondary nutrients- Ca, Mg, S; micronutrients such as zinc, iron, manganese, copper, boron, molybdenum, chlorine are discussed in the chapter. Effect of environmental conditions on nutrient uptake is discussed at the end of chapter.Chapter five includes manures and fertilizers. Nutrients required for plant if not available in soil then it can be supplied externally in the form of fertilizers and manures. This chapter explains about classification of manures, effect of bulky organic manures on soil, farm yard manures, improved methods of handling of FYM, use of gobargas, human excreta, sewage and sludge in irrigation purpose. Green manuring covers with types of green manuring, advantages and disadvantages of green manuring. Characteristic of green manuring is also included here. Classification of fertilizers is included. Nitrogenous fertilizers are explained with suitable examples. Classification of nitrogenous fertilizers, action of ammonium sulphate as a fertilizer is given in detail. Reaction of urea as a fertilizer is given with reaction. Phosphatic fertilizers are explained with their classification and reactions of superphosphate as fertilizers in soil. Potassic fertilizers- their classification and reactions of potassic fertilizers in soil is discussed here. Protection of plant from various attacks are important. Sixth chapter is devoted for protection of plants. This includes, pesticides, insecticides, fungicides, herbicides. In insecticides- classification on the basis of occurrence and mode of action is given. In synthetic organic insecticides, organochlorine, organophosphorus, carbamate insecticides are discussed with suitable examples with their structure and mode of action.


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Product Details
  • ISBN-13: 9789354571787
  • Publisher: Amazon Digital Services LLC - KDP Print US
  • Publisher Imprint: 978-93-5457-178-7
  • Height: 229 mm
  • No of Pages: 140
  • Spine Width: 8 mm
  • Width: 152 mm
  • ISBN-10: 9354571786
  • Publisher Date: 27 Mar 2021
  • Binding: Paperback
  • Language: English
  • Returnable: N
  • Weight: 245 gr

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