Control of Cabbage Looper, Diamondback Moth and Imported Cabbageworm on Cabbage, 1993
نویسندگان
چکیده
منابع مشابه
Effects of Cabbage Looper, 1 Imported Cabbageworm,2 and Diamondback Moth3 on Fresh Market and Processing Cabbage4
J. Econ. Enlomo!. 75; 742-745 (1982) Action thresholds for lepidopterans on fresh market cabbage in New York are proposed. These are based on foliage consumption rates of the cabbage looper, Trichoplusia ni (Hiibner) (Lepidoptera: Noctuidae), imported cabbageworm, Pieris rapae (L.) (Lepidoptera: Pieridae), and diamondback moth, Plutella xylostella (L.) (Lepidoptera: Yponomeutidae), incorporated...
متن کاملDiamondback moth: Feeding preference among commercial varieties of head cabbage
Thirty-nine commercial varieties of head cabbage were evaluated for feeding preference of the diamondback moth (DBM), Plutella xylostella, at Kula, Hawaii, USA. Varieties were evaluated for density of caterpillars, extent of feeding damage and percentage of marketable heads. Twelve out of 39 (31%) varieties that showed the least DBM caterpillar damage and produced high percentage of marketable ...
متن کاملEffect of Plant Age on Survival of Diamondback Moth on Two Cabbage Genotypes
Table 1. Percentage of larvae surviving on cabbage cultivar Round Up and diamondback moth-resistant glossy-leafed cabbage NY 2518, and relative resistance of NY 2518 (survival on NY 2518 expressed as a percentage of that on ‘Round Up’) at five plant ages and two inoculation schemes. Knowledge of age-dependent expression of resistance is critical for evaluation of breeding lines and for effectiv...
متن کاملEffect of parasitoid elimination on populations of diamondback moth in cabbage
An insecticidal exclusion method was used to assess the effect of parasitoids on level of infestation by the diamondback moth (DBM), Plutella xylostella (L.) (Lepidoptera: Plutellidae), in cabbage. In field trials conducted at Rietondale, Pretoria, Gauteng Province and Brits, North-West Province, South Africa, a selective organophosphate pesticide, with systemic and contact action, dimethoate, ...
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ژورنال
عنوان ژورنال: Arthropod Management Tests
سال: 1994
ISSN: 2155-9856
DOI: 10.1093/amt/19.1.65