Crop losses: the need to quantify the effects of pests, diseases and weeds on agricultural productionWALKER, P. T.1983, Vol 9, Num 2, pp 119-158Article

Fiducial inference in economic thresholdsKEERTHISINGHE, C. I.Protection ecology. 1984, Vol 6, Num 1, pp 85-90, issn 0378-4339Article

Local variation between catches of pea moth, Cydia nigricana (F.) (Lepidoptera: Tortricidae), in sex-attractant traps, with reference to the monitoring of field populationsPERRY, J. N; WALL, C.Protection ecology. 1984, Vol 6, Num 1, pp 43-49, issn 0378-4339Article

Voraussetzungen, Kontrollaufwand und Sicherheit von Bekämpfungsentscheidungen im integrierten Pflanzencshutz = Prédictions, supervision et contrôle des décisions de traitement en lutte intégrée = Assumptions, supervision expenses and safety of control decisions in integrated plant protectionWAHMHOFF, W.Gesunde Pflanzen. 1989, Vol 41, Num 3, pp 95-98, issn 0367-4223Article

Schadensschwellen - eine Aufgabe für die Forschung = Thresholds - a research propositionKRANZ, J.Gesunde Pflanzen. 1992, Vol 44, Num 12, pp 425-426, issn 0367-4223Article

Forecasting and decision making: an aid to crop protectionFISHER, J. P.Span (Glasgow). 1985, Vol 28, Num 2, pp 50-52, issn 0306-7270Article

ECONOMIC INJURY LEVELS: REALITY AND PRACTICALITYPOSTON FL; PEDIGO LP; WELCH SM et al.1983; BULLETIN OF THE ENTOMOLOGICAL SOCIETY OF AMERICA; ISSN 0013-8754; USA; DA. 1983; VOL. 29; NO 1; PP. 49-53; BIBL. 26 REF.Article

La mouche jaune, peu connue mais à craindre sur blé = Opomyza florum poorly known but noxious on wheatDE MEIRLEIRE, H; ROUZET, J; MURER, F et al.1984, Num 358, pp 16-19Article

Alcuni metodi matematici nel controllo di una popolazione di Ceratitis capitata Wied = Quelques méthodes mathématiques dans le contrôle d'une population de Ceratitis capitata Wied = Some mathematical methods in the control of a population of Ceratitis capitata WiedCAVALLORO, R; DI COLA, G.Standardisation de méthodologies biotechniques sur la lutte intégrée en agrumiculture. 1981, pp 127-146Conference Paper

A statistical analysis for area-of-influence experimentsJORDAN, N.1989, Vol 3, Num 1, pp 114-121Article

Untersuchungen zur Präzisierung des Bekämpfungsrichtwertes für die Hafernblattlaus, Rhopalosiphum padi (L.), an Hafer = Etude du seuil de lutte contre Rhopalosiphum padi (L.) sur l'avoine = Studies to specify the standard value for control of the bird cherry-oat aphid Rhopalosiphum padi (L.)in oatsHINZ, B; DAEBELER, F.Archiv für Phytopathologie und Pflanzenschutz. 1987, Vol 23, Num 4, pp 307-313, issn 0323-5408Article

DEGATS CAUSES PAR HELIOTHIS SUR TOMATES DANS L'ASSR DE CHECHENO-INGUSHBOYARSKIJ AI.1981; BYULL. VSES. NAUCH-ISSLED. INST. ZASHCH. RAST.; SUN; DA. 1981; NO 51; PP. 44-47; ABS. ENG; BIBL. 2 REF.Article

Factors affecting the economic threshold for Heterodera schachtii control in sugar beetROBB, J. G; KERR, E. D; ELLIS, D. E et al.Journal of sugar beet research. 1992, Vol 29, Num 1-2, pp 31-43, issn 0899-1502Article

Viabilidad de las difusiones estivales de los ácaros útiles de la familia Phytoseiidae para el control biológico de la araña roja (Panonychus ulmi Koch) en plantaciones comerciales de manzanos en Girona = Feassibility of the summer release of acari Phytoseiidae to promote biological control of european red mite Panonychus ulmi (Koch) in comercial orchards of Girona area (Spain)VILAJELIU, M; VILARNAU, A.Boletín de sanidad vegetal. Plagas. 1992, Vol 18, Num 1, pp 123-132, issn 0213-6910Article

Les gelées de printemps dans les vignobles septentrionaux = Spring frost in northern vineyardsBRUN, O; CELLIER, P.Le Progrès agricole et viticole (Montpellier). 1992, Vol 109, Num 7, pp 151-157, issn 0369-8173Article

A computer-based advisory system for control of the summer pests of winter oilseed rape in BritainMANN, B.P; WRATTEN, S.D.Crop protection. 1992, Vol 11, Num 6, pp 561-571, issn 0261-2194Article

Automated irrigation based on threshold canopy temperatureWANJURA, D.F; UPCHURCH, D.R; MAHAN, J.R et al.Transactions of the ASAE. 1992, Vol 35, Num 5, pp 1411-1417, issn 0001-2351Article

Economic effect of the citrus red mite (Acari : Tetranychidae) on Southern California coastal lemonsHARE, J. D; PHILLIPS, P. A.Journal of economic entomology. 1992, Vol 85, Num 5, pp 1926-1932, issn 0022-0493Article

Lutte contre la cécidomyie des lentilles: évaluation du seuil économique des traitements = Control of Contarinia lentis: evaluation of economic thresholdKOLESIK, P; PELESOVA, E; KOLESIK, M et al.1992, Num 436, pp 59-62Article

Quelle précision peut-on attendre des modèles de prévision simples? Exemple des pucerons des céréales = Which accuracy can be expected from a simple forecasting model? Example of cereal aphidsDERRON, J.O.Revue suisse d'agriculture. 1992, Vol 24, Num 4, pp 249-252, issn 0375-1325Article

Opération Magister: aider les vignerons champenois à mieux raisonner leur protection phytosanitaire = Helping the Champenois winegrowers to be better organised in their phytosanitary protection1991, Num 429, pp 36-38, 3 p.Article

Håret engtege (Lygus rugulipennis Poppius)- et vanskelig skadedyr i mange kulturvekster. II. Skader i kålfelt, og tiltak for å redusere skadene = Lygus rugulipennis Popp., - a harmful insect to many cultivated plants. II. Damage in cabbage fields and control measuresDRAGLAND, S.Norsk landbruksforsking. 1991, Vol 5, Num 1, pp 67-76, issn 0801-5333, 10 p.Article

Schwellenwerte für tierische Schädlinge - wichtige Bausteine des Integrirten Pflanzenschutzes oder unzuverlässiger Notbehelf? = Threshold-values for animal pests - valuable means for integrated control or unreliable helpmeets?LAUENSTEIN, G.Gesunde Pflanzen. 1991, Vol 43, Num 10, pp 346-350, issn 0367-4223Article

Influence of geographic region on jimsonweed (Datura stramonium) interference in soybeans (Glycine max) and cotton (Gossypium hirsutum)OLIVER, L.R; CHANDLER, J.M; BUCHANAN, G.A et al.Weed science. 1991, Vol 39, Num 4, pp 585-589, issn 0043-1745Article

The automatic implantable cardioverter-defibrillator : effect of patch polarity on defibrillation thresholdO'NEILL, P. G; BOAHENE, K. A; LAWRIE, G. M et al.Journal of the American College of Cardiology. 1991, Vol 17, Num 3, pp 707-711, issn 0735-1097, 5 p.Conference Paper