na INLIS000000000002020 Ind 0010-1118002020 635.912 Sr. 635.912 R. Crofton Sloan; Susan S. Harkness Planting date and pinch treatments affect growth of field-grown, cut-flower sunflower cultivars SLOAN, R. Crofton Mississippi MAFES 2010 6 p. : ill. ; 28 cm.-- 6 p. : ill. ; 28 cm.-- Bibl.: p. 6 CULTIVATION CUT FLOWERS HELIANTUS ANNUUS PINCHING PLANTING DATE SUNFLOWERS 534/MS/2011-mfn3448 534/MS/2011-mfn48839 534/MS/2011-mfn50160