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OCR for page 279
APPENDIX Estimates of Acre-Treatments for Chiorobenzilate Substitutes The information in this Appendix supplements Table 7.14 in Chapter 7. For an explanation of the appendix tables see the section on An Economic Evaluation of the Benefits, subsection on Changes in Pest Control Costs in Chapter 7. REFERENCE Luttner, M.A. (1977) Preliminary Benefit Analysis of Chlorobenzilate. Benefit and Field Studies Division, Office of Pesticide Programs, U.S. Environmental Protection Agency, Washington, D.C. (Unpublished) 279

OCR for page 279
280 TABLE E. ~ Estimates of Acre-Treatments for ChIorobenzilate Substitutes: Arizona Lemons Appendix E Allocations Based on Current Use Patterns (3) (4) (2) Estimates Estimates (1) OPP's Using OPP's Using Doane's Substitute Estimate Treatment Rates Treatment Rates Dicofol 666 800 800 Sulfur 666 1200 1200 Ethion 666 0 0 Total 2000a 2000 2000 a Column does not sum to total due to rounding error. Note: Column (2) assumes an equal allocation of chlorobenzilate's base acres among the substitutes; columns (3) and (4) allocate the base acres in accordance with current relative im- portance of the various substitutes. Source: Derived from Doane Specialty Crops Studies 1972, 1973, and 1974 (reported in Luttner (1977)), Luttner (1977), and Tables 7.12 and 7.13 of this report. TABLE E.2 Estimates of Acre-Treatments for Chlorobenzilate Substitutes: Florida Grapefruit Allocations Based on Current Use Patterns (1) Substitute (2) OPP's Estimate (3) (4) Estimates Estimates Using OPP's Using Doane's Treatment Rates Treatment Rates Dicofol Ethion Oil 17,429 17,429 17,429 Sulfur 17,429 Dicofol/sulfur 17,429 Ethion/oil 17,429 Ethion/sulfur 17,429 2,000 5,700 o 86,700 1,200 25,700 1,200 1,300 4,500 o 86,700 1,200 17,500 1,200 Total 122,000 122,500 112,400 Note: Column (2) assumes an equal allocation of chlorobenzilate's base acres among the substitutes; columns (3) and (4) allocate the base acres in accordance with current relative im- portance of the various substitutes. Source: Derived from Doane Specialty Crops Studies 1972, 1973, and 1974 (reported in Luttner (1977)), Luttner (1977), and Tables 7.12 and 7.13 of this report.

OCR for page 279
Appendix E TABLE E.3 Estimates of Acre-Treatments for Chlorobenzilate Substitutes: Florida Lemons 281 Allocations Based on Current Use Patterns (3) (4) (2) Estimates Estimates (1) OPP's Using OPP's Using Doane's Substitute Estimate Treatment Rates Treatment Rates Dicofol 1,400 2,300 1,600 Ethion 1,400 0 0 Oil 1,400 0 0 Sulfur 1,400 2,300 2,300 Ethion/oil 1,400 2,300 1,600 Total 7,000 6,900 5,500 Note: Column (2) assumes an equal allocation of chlorobenzilate's base acres among the substitutes; columns (3) and (4) allocate the base acres in accordance with current relative im- portance of the various substitutes. Source: Derived from Doane Specialty Crops Studies 1972, 1973, and 1974 (reported in Luttner (1977)), Luttner (1977), and Tables 7.12 and 7.13 of this report. TABLE E.4 Estimates of Acre-Treatments for Chlorobenzilate Substitutes: Texas Grapefruit Allocations Based on Current Use Patterns (3) (4) (2) Estimates Estimates (1) OPP's Using OPP's Using Doane's Substitute Estimate Treatment Rates Treatment Rates Carbophenothion 7,200 16,000 15,200 Ethion 7,200 2,000 3,000 Dicofol/oil 7,200 1,800 2,700 Carbophenothion/ 7,200 13,000 10,400 oil Ethion/oil 7,200 3,000 3,500 Total 36,000 35,800 34,800 Note: Column (2) assumes an equal allocation of chlorobenzilate's base acres among the substitutes; columns (3) and (4) allocate the base acres in accordance with current relative im- portance of the various substitutes. Source: Derived from Doane Specialty Crops Studies 1972, 1973, and 1974 (reported in Luttner (1977)), Luttner (1977), and Tables 7.12 and 7.13 of this report.

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282 TABLE E.5 Estimates of Acre-Treatments for Chlorobenzilate Substitutes: Texas Oranges Appendix E Allocations Based on Current Use Patterns (3) (4) (2) Estimates Estimates (1) OPP's Using OPP's Using Doane's Substitute Estimate Treatment Rates Treatment Rates Carbophenothion 3,286 1,500 1,400 Dicofol 3,286 0 0 Ethion 3,286 0 0 Propargite 3,286 0 0 Fenbutatin-oxide 3,286 0 0 Ethion/oil 3,286 4,600 5,300 Carbophenothion/ 3,286 16,900 13,500 oil Total 23,000 23,000 20,200 Note: Column (2) assumes an equal allocation of chlorobenzilate's base acres among the substitutes; columns (3) and (4) allocate the base acres in accordance with current relative im- portance of the various substitutes. Source: Derived from Doane Specialty Crops Studies 1972, 1973, and 1974 (reported in Luttner 1977), Luttner (1977)), and Tables 7.12 and 7.13 of this report.