作者: Unknown
出版社: Int. Rice Res. Inst.
关键词: breeding, rice, hybrid, heterosis
页数: 189
出版时间: 1994
ISBN-10: 0387582061
ISBN-13: 9780387582061

Rice is the most important food crop of the developing world and the demand for it is growing. Provided here is a concise account of hybrid breeding in rice, a newly deployed breeding approach to increase the yield. Research on heterosis, male sterility systems, outcrossing mechanisms, disease/insect management, and grain quality considerations in hybrid rice are reviewed. The book contains a wealth of useful information for practicing hybrid rice breeders, seed producers, researchers, and students of plant breeding.
55394

作者: OECD
出版社: OECD Publishing
关键词: sugar, world, markets, union, european, policy, reform
页数: 170
出版时间: 2007-11-27
ISBN-10: 9264040218
ISBN-13: 9789264040212

This publication looks at the importance of the EU sugar industry in the global sugar market. It analyses how sugar reforms adopted by the EU council in 2006 have led to market changes. The first part of this report looks at what might happen if complete policy reform and full trade liberalisation took place. This gives the reader insight into the impact that sugar support policies have had in making this industry one of the most heavily subsidised, protected and distorted agricultural commodities markets. The effect that sugar support policies in the EU and worldwide have made to production a
55393

作者: Unknown
出版社: DIANE Publishing
关键词: assistance, resettlement, refugee
页数: 26
出版时间:
ISBN-10: 1437980341
ISBN-13: 9781437980349
55392

作者: Organisation for Economic Co-operation and Develop
出版社: OECD
关键词: germany
页数: 153
出版时间: 2006-01-01
ISBN-10: 9264025154
ISBN-13: 9789264025158

This economic survey examines macroeconomic developments and key policy challenges facing the German economy including fiscal consolidation and public sector reforms to improve efficiency; the education system, particularly secondary and university education sectors; labour market reforms to boost employment, labour force participation of older people and spouses, and flexible employment contracts; and the regulation of domestic markets for goods and services to promote competition.
55391

作者: World Health Organization
出版社: World Health Organization
关键词: emergencies, major, nutrition, management
页数: 236
出版时间: 2000-01-01
ISBN-10: 9241545208
ISBN-13: 9789241545204

A practical guide to measures needed to ensure that the food and nutrition needs of disaster-stricken populations, refugees, or internally displaced persons are adequately met. Noting that nutrition is always a key concern in emergency management, the book offers expert advice based on both the latest knowledge in the nutritional sciences and advances in concepts of emergency management that stress preparedness and long-term recovery. The engagement of local health services and authorities is emphasized as the best strategy for building national capacity and ensuring rapid recovery. The book c
55390

作者: Noya Antonella
出版社: OECD Publishing
关键词: boundaries, social, enterprises, changing, leed, economic, employment, development, local
页数: 274
出版时间: 2009-01-16
ISBN-10: 9264055517
ISBN-13: 9789264055513

Social enterprises are entering a new phase of consolidation after overcoming various challenges over the last 10 years in their efforts to foster sustainable local development, help create local wealth and jobs, and fight social exclusion. This book contains recommendations for national and local policy makers and presents a set of international best practices based on new legislation that has been enacted, novel frontiers that have opened up, and support and financial tools that have been developed.
55389

作者: Dante Alighieri
出版社: Forgotten Books
关键词: alighieri, dante, purgatorio
页数: 449
出版时间: 1929
ISBN-10: 1440059381
ISBN-13: 9781440059384
55388
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