info:oai:icrisat:657info:ofi/fmt:xml:xsd:journalClergetBClerget, BDingkuhnMDingkuhn, MGozeEGoze, ERattundeH F WRattunde, H F WNeyBNey, BVariability of phyllochron, plastochron and rate of increase in height in photoperiod-sensitive sorghum varietiesAnnals of Botany2008101579-5944article