LIFE TABLES FOR A DECLINING POPULATION OF THE DOUGLAS-FIR TUSSOCK MOTH IN NORTHEASTERN OREGON.MASON RR.1976; ANN. ENTOMOL. SOC. AMER.; U.S.A.; DA. 1976; VOL. 69; NO 5; PP. 948-958; BIBL. 20 REF.Article

ADVANCES IN UNDERSTANDING POPULATION DYNAMICS OF THE DOUGLAS-FIR TUSSOCK MOTH.MASON RR.1977; BULL. ENTOMOL. SOC. AMER.; U.S.A.; DA. 1977; VOL. 23; NO 3; PP. 168-171; BIBL. 4 REF.Article

HOST FOLIAGE IN THE SUSCEPTIBILITY OF FOREST SITES IN CENTRAL CALIFORNIA TO OUTBREAKS OF THE DOUGLAS-FIR TUSSOCK MOTH, ORGYIA PSEUDOTSUGATA (LEPIDOPTERA: LYMANTRIIDAE)MASON RR.1981; CAN. ENTOMOL.; CAN; DA. 1981; VOL. 113; NO 4; PP. 325-332; ABS. FRE; BIBL. 25 REF.Article

SYNCHRONOUS PATTERNS IN AN OUTBREAK OF THE DOUGLAS-FIR TUSSOCK MOTHMASON RR.1978; ENVIRON. ENTOMOL.; ISSN 0046-225X; USA; DA. 1978; VOL. 7; NO 5; PP. 672-675; BIBL. 11 REF.; 1 ILL.Article

NUMERICAL ANALYSIS OF THE CAUSES OF POPULATION COLLAPSE IN A SEVERE OUTBREAK OF THE DOUGLAS-FIR TUSSOCK MOTHMASON RR.1981; ANN. ENTOMOL. SOC. AM.; ISSN 0013-8746; USA; DA. 1981; VOL. 74; NO 1; PP. 51-57; BIBL. 23 REF.Article

POPULATION CHANGE IN AN OUTBREAK OF THE DOUGLAS-FIR TUSSOCK MOTH, ORGYIA PSEUDOTSUGATA (LEPIDOPTERA: LYMANTRIIDAE), IN CENTRAL ARIZONA = MODIFICATION DE POPULATION AU COURS D'UNE INFESTATION D'O. P. (LE: LY.) DANS LE CENTRE DE L'ARIZONAMASON RR.1974; CANAD. ENTOMOLOGIST; CANADA; DA. 1974; VOL. 106; NO 11; PP. 1171-1174; BIBL. 11REF.Article

INACCESSIBLE STONE IN THE CYSTIC DUCT REMNANT - A CAUSE OF FAILURE OF PERCUTANEOUS EXTRACTIONWILLSON SA; MASON RR.1983; BRITISH JOURNAL OF RADIOLOGY; ISSN 0007-1285; GBR; DA. 1983; VOL. 56; NO 667; PP. 492-494; BIBL. 8 REF.Article

RESOLUTION OF MULTIPLE HEPATIC ABCESSES FOLLOWING PERCUTANEOUS TRANSHEPATIC BILIARY DRAINAGEMASON RR; IRVING JD.1981; BR. J. RADIOL.; ISSN 0007-1285; GBR; DA. 1981; VOL. 54; NO 641; PP. 391-393; BIBL. 7 REF.Article

ESTROGEN-LIKE EFFECTS OF O,P'-DDT ON THE PROGESTERONE RECEPTOR OF RAT UTERINE CYTOSOLMASON RR; SCHULTE GJ.1980; RES. COMMUN. CHEM. PATHOL. PHARMACOL.; ISSN 0034-5164; USA; DA. 1980; VOL. 29; NO 2; PP. 281-290; BIBL. 25 REF.Article

PREDICTING SIZE AND CHANGE IN NONOUTBREAK POPULATIONS OF THE DOUGLAS-FIR TUSSOCK MOTH (LEPIDOPTERA: LYMANTRIIDAE)MASON RR; OVERTON WS.1983; ENVIRON. ENTOMOL.; USA; DA. 1983; VOL. 12; NO 3; PP. 799-803; BIBL. 21 REF.Article

COMBINED DUODENOSCOPIC AND TRANSHEPATIC APPROACH TO STENOSIS OF THE PAPILLA OF VATERMASON RR; COTTON PB.1981; BR. J. RADIOL.; ISSN 0007-1285; GBR; DA. 1981; VOL. 54; NO 644; PP. 678-679; BIBL. 12 REF.Article

COMBINED ENDOSCOPIC AND PERCUTANEOUS TRANS-CYSTIC APPROACH TO A RETAINED COMMON DUCT STONEMASON RR; COTTON PB.1980; BRIT. J. RADIOL.; GBR; DA. 1980; VOL. 53; NO 625; PP. 38-39; BIBL. 3 REF.Article

MORTALITY OF LARVAE IN STOCKED COHORTS OF THE DOUGLAS-FIR TUSSOCK MOTH, ORGYIA PSEUDOTSUGATA (LEPIDOPTERA: LYMANTRIIDAE)MASON RR; TORGERSEN TR.1983; CAN. ENTOMOL.; CAN; DA. 1983; VOL. 115; NO 9; PP. 1119-1127; ABS. FRE; BIBL. 10 REF.Article

INTERACTION OF O,P'-DDT WITH THE ESTROGEN-BINDING PROTEIN (EBP) OF DMBA-INDUCED RAT MAMMARY TUMORSMASON RR; SCHULTE GJ.1981; RES. COMMUN. CHEM. PATHOL. PHARMACOL.; ISSN 0034-5164; USA; DA. 1981; VOL. 33; NO 1; PP. 119-128; BIBL. 2 P.Article

FLIGHT, ATTRACTION, AND MATING BEHAVIOR OF THE DOUGLAS-FIR TUSSOCK MOTH IN OREGON = LE VOL, LA RECHERCHE DU PARTENAIRE ET L'ACCOUPLEMENT CHEZ ORGYA PSEUDOTSUGATA DANS L'OREGONWICKMAN BE; MASON RR; PAUL HG et al.1975; ENVIRONMENT. ENTOMOL.; U.S.A.; DA. 1975; VOL. 4; NO 3; PP. 405-408; BIBL. 2 REF.Article

REGRESSION FOR ESTIMATING NUMBER OF DOUGLAS-FIR TUSSOCK MOTH EGGS RELATIVE TO EGG MASS WEIGHT.BECKWITH RC; MASON RR; PAUL HG et al.1978; CANAD. ENTOMOLOGIST; CANADA; DA. 1978; VOL. 110; NO 2; PP. 131-134; BIBL. 6 REF.Article

PERCUTANEOUS DESCENDING BILIARY SPHINCTEROTOMY WITH A CHOLEDOCHOSCOPE PASSED THROUGH THE CYSTIC DUCT AFTER CHOLECYSTOSTOMYMASON RR; SHORVON PJ; COTTON PB et al.1982; BR. J. RADIOL.; ISSN 0007-1285; GBR; DA. 1982; VOL. 55; NO 656; PP. 595-597; BIBL. 8 REF.Article

TRANSNASAL BILE DUCT CATHETERISATION AFTER ENDOSCOPIC SPHINCTEROTOMY: METHOD FOR BILIARY DRAINAGE, PERFUSION, AND SEQUENTIAL CHOLANGIOGRAPHYCOTTON PB; BURNEY PGJ; MASON RR et al.1979; ; GUT; GBR; DA. 1979; VOL. 20; NO 4; PP. 285-287; BIBL. 2 REF.Article

FECUNDITY REDUCTION DURING COLLAPSE OF A DOUGLAS-FIR TUSSOCK MOTH OUTBREAK IN NORTHWEST OREGON.MASON RR; BECKWITH RC; PAUL HG et al.1977; ENVIRONMENT. ENTOMOL.; U.S.A.; DA. 1977; VOL. 6; NO 5; PP. 623-626; BIBL. 8 REF.Article

ENDOSCOPIC RETROGRADE CHOLANGIOGRAPHY IN POST-OPERATIVE BILE DUCT STRICTURESVALLON AG; MASON RR; LAURENCE BH et al.1982; BR. J. RADIOL.; ISSN 0007-1285; GBR; DA. 1982; VOL. 55; NO 649; PP. 32-35; BIBL. 14 REF.Article

DELAYED GALL-BLADDER FILMS ARE IMPORTANT AFTER ENDOSCOPIC RETROGRADE CHOLANGIOGRAPHYMASON RR; COTTON PB; CHAPMAN M et al.1980; BRIT. J. RADIOL.; GBR; DA. 1980; VOL. 53; NO 628; PP. 310-313; BIBL. 4 REF.Article

NATURAL REGULATION OF A DOUGLAS-FIR TUSSOCK MOTH (LEPIDOPTERA: LYMANTRIIDAE) POPULATION IN THE SIERRA NEVADAMASON RR; TORGERSEN TR; WICKMAN BE et al.1983; ENVIRON. ENTOMOL.; USA; DA. 1983; VOL. 12; NO 2; PP. 587-594; BIBL. 18 REF.Article

FOSSIL FUEL RESOURCES. COAL.MASON RR; NEWTON VC; WAGNER HC et al.1969; STATE.OREGON.DEPT.GEOL.MINER.INDUSTR.BULL; USA; 1969, NUM. 0064, P. 272 A 304Miscellaneous