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ORIGIN OF UNREDUCED EMBRYO SACS IN DIPLOID POTATOES = ORIGINE DES SACS EMBRYONNAIRES NON REDUITS DANS LES POMMES DE TERRE DIPLOIDESROSS H; LANGTON FA.1974; NATURE; G.B.; DA. 1974; VOL. 247; NO 5440; PP. 378-379; BIBL. 14REF.Article

STRAIN IMPROVEMENT IN THE CULTIVATED MUSHROOM AGARICUS BISPORUSELLIOTT TJ; LANGTON FA.1981; EUPHYTICA; ISSN 0014-2336; NLD; DA. 1981; VOL. 30; NO 1; PP. 175-182; BIBL. 1 P.Article

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THE EFFECTS OF COLCHICINE DOUBLING OF POTATO DIHAPLOID X WILD SPECIES HYBRIDS ON EELWORM RESISTANCE AND POLLEN "STAINABILITYLANGTON FA; ROSS H.1982; POTATO RES.; ISSN 0014-3065; NLD; DA. 1982; VOL. 25; NO 3; PP. 257-263; ABS. GER/FRE; BIBL. 17 REF.Article

TESTING FOR FIELDS SUSCEPTIBILITY OF POTATO TUBERS TO BLIGHT (PHYTOPHTHORA INFESTANS) = ESSAIS AUX CHAMPS DE LA SENSIBILITE DES TUBERCULES DE POMME DE TERRE A P. I.HOWARD HW; LANGTON FA; JELLIS GJ et al.1976; PLANT PATHOL.; G.B.; DA. 1976; VOL. 25; NO 1; PP. 13-14; BIBL. 1REF.Article

LEAF NUMBERS OF CHRYSANTHEMUM CULTIVARS GROWN IN LONG DAYSLANGTON FA; ROYCE HM; COCKSHULL KE et al.1982; ANN. APPL. BIOL.; ISSN 0003-4746; GBR; DA. 1982; VOL. 100; NO 3; PP. 110-111Article

PROCEEDINGS EUCARPIA MEETING ON LEAFY VEGETABLES HELD AT GLASSHOUSE CROPS RESEARCH INSTITUTE, LITTLEHAMPTON FROM 11TH-14TH MARCH 1980MAXON SMITH JW ED; LANGTON FA ED.sdPROCEEDINGS EUCARPIA MEETING ON LEAFY VEGETABLES/1980/LITTLEHAMPTON; GBR; LITTLEHAMPTON: GLASSHOUSE CROPS RES. INST.; DA. S.D.; 137 P.; 30 CM; BIBL. DISSEM.Conference Proceedings