adison, WI, USA, 1984; pp. 15–47. [Google Scholar]
- Meredith, W.R.; Bridge, R.R. Genetic Contributions to Yield Changes in Upland Cotton. In Genetic Contributions to Yield Gains of Five Major Crop Plants; Fehr, W.R., Ed.; Crop Science Society of America, American Society of Agronomy: Madison, WI, USA, 1984; pp. 75–87. [Google Scholar]
- Schmidt, J.W. Genetic Contributions to Yield Gains in Wheat. In Genetic Contributions to Yield Gains of Five Major Crop Plants; Fehr, W.R., Ed.; Crop Science Society of America, American Society of Agronomy: Madison, WI, USA, 1984; pp. 89–101. [Google Scholar]
- Waddington, S.R.; Ransom, J.K.; Osmanzai, M.; Saunders, D.A. Improvement in the yield potential of bread wheat adapted to Northwest Mexico. Crop Sci. 1986, 26, 698–703. [Google Scholar] [CrossRef]
- Feil, B. Breeding progress in small grain cereals-A comparison of old and modern cultivars. Plant Breed. 1992, 108, 1–11. [Google Scholar] [CrossRef]
- Douches, D.S.; Maas, D.; Jastrzebski, K.; Chase, R.W. Assessment of potato breeding progress in the USA over the last century. Crop Sci. 1996, 36, 1544–1552. [Google Scholar]
- Rajaram, S. Approaches for breaching yield stagnation in wheat. Genome 1999, 42, 629–634. [Google Scholar] [CrossRef]
- Peng, S.; Cassman, K.G.; Virmani, S.S.; Sheehy, J.; Khush, G.S. Yield potential trends of tropical rice since the release of IR8 and the challenge of increasing rice yield potential. Crop Sci. 1999, 39, 1552–1559. [Google Scholar]
- Fasoulas, A.C.; Thessaloniki, P. Building up Resistance to Verticillium Wilt in Cotton through Honeycomb Breeding. In New Frontiers in Cotton Research, Proceedings of the 2nd World Cotton Research Conference, Athens, Greece, 6–12 September 1998; Gillham, F.M., Ed.; Petridis Publishers: Thessaloniki, Greece, 2000; pp. 120–124. [Google Scholar]
- Fasoula, D.A.; Lithourgidis, A. Selection within Cotton Cultivars (Gossypium hirsutum L.) under the Hellenic Climatic Conditions Maximizes Crop Yield. In Proceedings of the 12th National Hellenic Conference in Genetics and Plant Breeding, Naousa, Greece, 8-10 October 2008; pp. 51–55.
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