Cotton Bollworm in the Philippines : a review 6
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Language: Unknown language code Summary language: Unknown language code Original language: Unknown language code Series: ; Taguig, Metro Manila : STII-DOST, 1997.;copyright January-March 199746Edition: Description: pp.63-85. tables 124 refsContent type: text Media type: unmediated Carrier type: volumeISBN: ISSN: 2Other title: 6 []Uniform titles: | | Subject(s): -- 2 -- 0 -- -- | -- 2 -- 0 -- 6 -- | 2 0 -- | -- -- 20 -- | | -- -- Seed cotton Entomology -- Cotton bollworm -- Insect pests -- | -- -- -- 20 -- --Genre/Form: -- 2 -- Additional physical formats: DDC classification: | LOC classification: | | 2Other classification:| Item type | Current location | Home library | Collection | Call number | Status | Date due | Barcode | Item holds |
|---|---|---|---|---|---|---|---|---|
| Book | PLM | PLM Periodicals Section | Periodicals | Q75.P538 (Browse shelf) | Available | PER 1340CB |
ABSTRACT : The cotton bollworm, Helicoverpa is one of the most serious pests in cotton. Helicoverpa can reduce seedcotton yield by 37 to 92% and cotton farmers spend 35 to 47% of their cash cost to control it. There have been deliberate attempts to develop control strategies towards effective management of this pest. Information available about Helicoverpa in cotton in the Philippines is reviewed in this paper. its taxonomy, morphology, life history, life tables, ecology, phenology, economic importance, control measures and natural enemies are discussed. 56
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