Horse gram is a pulse and fodder crop native to Southeast Asia and tropical Africa. India is the only country cultivating horse gram on a large acreage, where it is being used for human food. It is a versatile crop and can be grown from near sea level to 1800m. It is a drought-tolerant crop plant and can be grown successfully with low rainfall. Global efforts to conserve the horse gram germplasm are lacking, as the crop does not attract much notice. The US Department of Agriculture (USDA) Germplasm Resources Information Network (GRIN) conserved only 35 accessions of Macrotyloma uniflorum in its gene bank. Protabase (Plant Resources of Tropical Africa Database), responsible for germplasm conservation for African countries, has only 21 accessions in the National Gene Bank of Kenya. Australian Tropical Crops and Forages Genetic Resources Centre, Biloela, Queensland has 38 accessions of horse gram. In India, the National Bureau of Plant Genetic Resources (NBPGR), New Delhi, is a nodal agency for the collection, conservation and documentation of horse gram germplasm; a total of 1627 accessions of horse gram are conserved in its gene bank. About 1161 accessions were systematically characterized and evaluated during 1999–2004 in different research institutions in India. No information on genomic resources is available for horse gram. However, the genetic information available for much researched related legume species could be useful in linkage map construction and for tagging and mapping of useful genes.
Horse gram is a pulse and fodder crop native to Southeast Asia and tropical Africa. India is the only country cultivating horse gram on a large acreage, where it is being used for human food. It is a versatile crop and can be grown from near sea level to 1800m. It is a drought-tolerant crop plant and can be grown successfully with low rainfall. Global efforts to conserve the horse gram germplasm are lacking, as the crop does not attract much notice. The US Department of Agriculture (USDA) Germplasm Resources Information Network (GRIN) conserved only 35 accessions of Macrotyloma uniflorum in its gene bank. Protabase (Plant Resources of Tropical Africa Database), responsible for germplasm conservation for African countries, has only 21 accessions in the National Gene Bank of Kenya. Australian Tropical Crops and Forages Genetic Resources Centre, Biloela, Queensland has 38 accessions of horse gram. In India, the National Bureau of Plant Genetic Resources (NBPGR), New Delhi, is a nodal agency for the collection, conservation and documentation of horse gram germplasm; a total of 1627 accessions of horse gram are conserved in its gene bank. About 1161 accessions were systematically characterized and evaluated during 1999–2004 in different research institutions in India. No information on genomic resources is available for horse gram. However, the genetic information available for much researched related legume species could be useful in linkage map construction and for tagging and mapping of useful genes.
The book makes a modest attempt to highlight the major achievements. The first chapter highlights the status of plant pathology in India before 1905 and sets the stage for an overview of the developments made in the last 100 years. Chapters on significant achievements and current status of knowledge has been contributed by leading experts on mycology, bacteriology, virology and nematology, and also on epidemiological research, fungicide research, biological control, host plant resistance against pathogens and on the application of biotechnological approaches for management of plant diseases. This covered the major broad areas of research in plant pathology. Besides, non conventional chapters encompassing the areas of international co-operation, policy issues and uncommon opportunities are also included along with the role of professional societies of plant pathology in India. Though the volume by no way is a complete account of the vast ocean of information available on various aspects of the subject, it is anticipated that the diverse areas covered in this volume will serve as a roadmap for the younger generation of plant pathologists and policy makers alike who have greater challenges ahead to resolve the pathological problems for augmenting production, ensuring bio-security and facilitating trade in under the changing global trade regime.
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