Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 17 references without a DOI — listed, not checked
no DOI — not checkedAlcala, M. & G. Kingma, 1975. Results of the Fifth International Durum Yield Nursery (IDYN). The International Maize and Wheat Improvement Center. Information Bulletin No 21.
no DOI — not checkedAlcala, M. & G. Kingma, 1976. Results of the First to Fourth Elite Durum Yield Trials (EDYT). The International Maize and Wheat Improvement Center. Information Bulletin No 22.
no DOI — not checkedAlcala, M. & D. Leihner, 1976a. Report of the Sixth International Durum Screening Nursery (IDSN). The International Maize and Wheat Improvement Center. Information Bulletin No. 26.
no DOI — not checkedAlcala, M. & D. Leihner, 1976b. Results of the Sixth International Durum Yield Nursery (IDYN). The International Maize and Wheat Improvement Center. Information Bulletin No 28.
no DOI — not checkedBagnara D., A.Bozzini & G. T.Scarscia Mugnozza, 1971. Inheritance of the duration of developmental phases of the biological cycle of T. durum
Desf. Genetica Agraria 25: 31–55.
no DOI — not checkedBagnara, D. & G. T. Scarascia Mugnozza, 1975. Outlook in breeding for yield in durum wheat. In: Genetics and breeding of durum wheat. Proc. Symp. Eucarpia, Bari, 1973. p. 249–273.
no DOI — not checkedBallatore, G. P., G. Diprima & R. Sarno, 1975. Correlations of morphological and physiological characters in Ttriticum durum
Desf. In: Genetics and breeding of durums wheat. Proc. Symp. Eucarpia, Bari, 1973. p. 41–58.
no DOI — not checkedFinlay, K. W., 1968. The significance of adaptation in wheat breeding. Proc. 3rd. Int. Wheat Genet. Symp. Canberra 1968, Aust. Acad. Sci. Canberra. p. 403–409.
no DOI — not checkedFischer, R. A., 1975a. Wheat physiology CIMMYT. Report 1970–1975. Internal Wheat Program communication, CIMMYT, Unpublished 1975.
no DOI — not checkedFischer, R. A., 1975b. Report on key results from trials of winter cycle 1974–1975. Internal wheat program communication CIMMYT. Unpublished 1975.
no DOI — not checkedIRRI (International Rice Rsearch Institute), 1972. Annual report for 1971. Los Baños, Philippines. p. 182–183.
no DOI — not checkedMonsi M. & T.Saeki, 1853. Über den Lichtfaktor in den Pflanzengesellschaften und seine Bedeutung für die Stoffproduktion. Jap. J. Bot. 14: 22–52.
no DOI — not checkedQualset, C. O. & Y. P. Puri, 1975. Heading time in a world collection of durum wheat: Photo-and thermalsenstitivity related to latitudinal responses and geographic origins. In: Genetics and breeding of durum wheat. Proc. Symp. Eucarpia, Bari, 1973. p. 165–178.
no DOI — not checkedQuick, J. S., 1975. Personal communication.
no DOI — not checkedShirvastava, J. P., 1976. Personal communication.
no DOI — not checkedTanaka, A., S. A. Navasero, C. V. Garcia, R. T. Parao & E. Ramirez, 1964. Growth habit of the rice plant in the tropics and its effect on nitrogen response. Int. Rice Res. Inst. Tech. Bull. 3.
no DOI — not checkedYoshida S., J. H.Cock & F. T.Parao, 1972. Physiological aspects of high yields. In: Rice breeding, p. 455–469. International Rice Research Institute, Los Baños, Philippines.
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