South Dakota apple orchard spray schedule includes data of time to apply, materials to use, and purpose of treatment for commercial and small producer

Lofgren, John A.

Nagel, C. M.

Public Research Access Institutional Repository and Information Exchange

South Dakota State University Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange SDSU Extension Leaflets SDSU Extension 11-1-1952 South Dakota Apple Orchard Spray Schedule John A. Lofgren C. M. Nagel Follow this and additional works at: https://openprairie.sdstate.edu/extension_leaflets Recommended Citation Lofgren, John A. and Nagel, C. M., "South Dakota Apple Orchard Spray Schedule" (1952). SDSU Extension Leaflets. 145. https://openprairie.sdstate.edu/extension_leaflets/145 This Pamphlet is brought to you for free and open access by the SDSU Extension at Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange. It has been accepted for inclusion in SDSU Extension Leaflets by an authorized administrator of Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange. For more information, please contact michael.biondo@sdstate.edu. Extension Leaflet No. I II Ill lll~li111 ~)lij~ij~/ I /~ijm/ijf ill illilll Ill II 3 1574 50153 7184 Revised, November, 1952 South Dakota Apple Orchard Spray Schedule For the Commercial Orchardist The following schedule is a recommended program of protection against insects and apple diseases .. It may not be practical for grow-ers with just a few trees to apply all the treatments listed below. For these cases, the shorter spray schedule ( see other side) should be followed. It is important that these sprays be applied thoroughly and at the exact time indicated. Name of Spray-Time to apply Dormant or ground spray Apply in spring before buds start to open Delayed dormant spray Apply when tips of leaf buds show green Pink spray Start when tips of fruit buds show pink at tips Petal-fall spray Apply when 3/4 of flower pet-als 'have fallen. ( A very impor-tant spray for codling moth and scab control. Apply thoroughly and on schedule. ) Foliage spray Apply one week after flower petals fall Foliage-fruit spray Apply 10 days after previous spray or when fruit is 1/2 inch in diameter Foliage-fruit spray Apply two to three weeks after previous spray Materials to use in 100 gallons of water Liquid lime sulfur, 12;~ gallons Elgetol l/2 gal. Liquid lime sulfur, 3 gals. Liquid lime sulfur, 2 gals. Ferbam, 2 lbs. DDT ( 50% wettable powder) 2 lbs. Liquid lime-sulfur, 2 gals. Ferbam, 2 lbs. -DDT ( 50% wettable powder), 2 lbs. Chlordane ( 50% wettable powder), 2 lbs. OR Dieldrin ( 25% wettable powder), l lb. Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. Chlordane ( 50% wettable powder), 2 lbs. OR Dieldrin ( 25% wettable powder), l lb. Same as for foliage spray, hove Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. NOTES: Lime sulfur should be 32° Baume in strength. Purpose of treatment For scale insects and overwintering mites. Cover entire tree. When apple scab has been severe previ-ous year; apply to ground on dead leaves under trees. 500 gals. per acre. Apple scab. Cover entire tree including trunk. Apple scab. Plant bugs when present. Apple scab Codling moth Curculio Apple scab Codling moth, leaf hoppers Curculio Scab, cedar apple rust, codling moth, leaf hoppers, plant bugs, apple maggot, and curculio. Scab. Codling moth, apple maggot. DDT, chlordane, or dieldrin should not be applied within JO days before harvest. Lime sulfur-lead arsenate sprays should not be applied on h,1mid days or when temperature is above 85° F. in shade. (o~t). 'T9.:Z 5e;g( N o. /4./ (OVER) South Dakota Apple Orchard Spray Schedule For the Small Producer The following is suggested for the grower who may not want to follow the recommended schedule on the other side. The program below will be beneficial but will not provide as good protection as the more complete schedule. Name of Spray-Time to apply Materials to use in one gallon of water Purpose of treatment Petal-fall spray Apply when 3 / 4 of the Hower petals have fallen. Foliage-fruit spray Apply 2 to 3 weeks after petals fall or when fruit is about 1/2 inch in diameter. Liquid lime-sulfur, 5 tablespoons Ferbam, 2 tablespoons DDT (50% wettable powder), 2 tblspns. Chlordane ( 50% wettable powder), 2 tablespoons OR Dieldrin ( 25% wettable powder), 1 tablespoon Ferbam, 2 tablespoons DDT ( 50% wettable powder), 2 tblspns. Chlordane ( 50% wettable powder), 2 tablespoons OR Dieldrin ( 25% wettable powder), 1 tablespoon NOTES: Lime sulfur should be 32 ° Baume in strength. DDT, chlordane, or dieldrin should not be applied within 30 days before harvest. Apple scab codling moth Curculio Apple scab Codling moth, leafhoppers plant bugs apple maggot Curculio Lime sulfur-lead arsenate sprays should not be applied on humid days or when temperature is above 85° F. in the shade. Extension Leaflet No. 141. Prepared by John A, Lofgren, Extension Entomologist, and C. M. Nagel, Experiment Station Plant Pathologist, South Dakota State College, College Station, S. D. AGRICULTURAL EXTENSION SERVICE-SouTH DAKOTA STATE COLLEGE and U. S. DEPARTMENT OF AGRICULTURE Published and distributed under Acts of Congress, May 8 and June 30, 1914, by the Agricultural Extension Service, South Dakota State College of Agriculture and Mechanic Arts, College Station, George I. Gilbertson, Director, in cooperation with the United States Department of Agriculture. (OVER) 

South Dakota Apple Orchard Spray Schedule

South Dakota State University Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange SDSU Extension Leaflets SDSU Extension 5-1-1952 South Dakota Apple Orchard Spray Schedule John A. Lofgren C. M. Nagel Follow this and additional works at: https://openprairie.sdstate.edu/extension_leaflets Recommended Citation Lofgren, John A. and Nagel, C. M., "South Dakota Apple Orchard Spray Schedule" (1952). SDSU Extension Leaflets. 144. https://openprairie.sdstate.edu/extension_leaflets/144 This Pamphlet is brought to you for free and open access by the SDSU Extension at Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange. It has been accepted for inclusion in SDSU Extension Leaflets by an authorized administrator of Open PRAIRIE: Open Public Research Access Institutional Repository and Information Exchange. For more information, please contact michael.biondo@sdstate.edu. II II  Ill lil!l11 ~l~illiil l llil!!l~!i.lil! 11111111 May 1952 Extension Leaflet No. 141 3 157 4 50153 4033 South Dakota Apple Orchard Spray Scheclule For the Commercial Orchardist The following schedule is a recommended program of protection against insects and apple diseases. It may not be practical for grow-ers with just a few trees to apply all the treatments listed below. For these cases, the shorter spray schedule at the bottom should be fol-lowed. It is important that these sprays be applied thoroughly and at the exact time indicated. Name of spray-Time to apply Dormant or ground spray Apply in spring before buds start to open Delayed dormant spray Apply when tips of leaf buds show green Pink spray Start when tips of fruit buds show pink at tips Petal-fall spray Apply when 3/4 of flower pet-als have fallen Foliage spray Apply one week after flower petals fall Foliage-fruit spra.y Apply 10 days after previous spray or when fruit is 1/2 inch in diameter Foliage-fruit spray Apply two to three weeks after previous spray Materials to use in 100 gallons of water Liquid lime sulfur, 12¼ gallons Elgetol l/2 gal. Liquid lime sulfur, 3 gals. Liquid lime sulfur, 2 gals. Ferbam, 2 lbs. DDT ( 50% wettable powder) 2 lbs. Liquid lime sulfur, 2 gals. Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. °Chlordane ( 50% wettable powder) 2 lbs. Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. °Chlordane ( 50% wettable powder) 2 lbs. Same as for foliage spray, above Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. "Lead arsenate, 2 lbs., may be substituted for chlordane for curculio control For the Small Producer Purpose of treatment For scale insects and overwintering mites. Cover entire tree. When apple scab has been severe previ-ous year; apply to ground on dead leaves under trees. 500 gals. per acre. Apple scab. Plant bugs when present. Apple scab, codling moth and curculio. A very important spray for codling motl?-and scab control. Apply thoroughly and on schedule. Apple scab. Codling moth, leaf hoppers. Curculio. Scab-;- ceaar apple rust, codling moth, leaf hoppers, plant bugs, apple maggot, and curculio. Scab. Codling moth, apple maggot. The following is suggested for the grower who may not want to follow the recommended schedule, above. The program below will be bene-ficial but will not provide as good protection as the more complete schedule. Name of spray-Time to apply Petal-fall spray Apply when 3/4 of the flower petals have fallen :Foliage-fruit spray Apply 2 to 3 weeks after petals fall or when fruit is 1/2 inch in diameter Materials to use in 100 gallons of water Liquid lime sulfur, 2 gals. Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. °Chlordane ( 50% wettable powder) 2 lbs. Ferbam, 2 lbs. DDT ( 50% wettable powder), 2 lbs. "Chlordane ( 50% wettable powder) 2 lbs. "Lead arsenate, 2 lbs., may be substituted for chlordane for curculio control NOTES: Lime sulfur should be 32° Bamne in strength. Purpose of treatment Apple scab Codling moth Curculio Apple scab Codling moth, leaf hoppers, plant bugs and apple maggot Curculio DDT or chlordane should not be applied within 30 days before harvest. Lime sulfur-lead arsenate sprays should not be applied on humid days or when temperature is above 85° F. in the shade. Extension Leaflet No. 141. Prepared by John A. Lofgren, Extension Entomologist, and C. M. Nagel, Experiment Station Plant Pathologist, South Dakota State College, Brookings, S. Dak. AGRICULTURAL EXTENSION SERVICE-SOUTH DAKOTA STATE COLLEGE, BROOKINGS, u. s. DEPARTMENT OF AGRICULTURE Published and distributed under Acts of Congress, May 8 and June 30, 1914, by the Agricultural Extension Service, South Dakota State College of Agriculture and Mechanic Arts, Brookings, (; ,3 0. '7 S° ::J_ George I. Gilbertson, Director, in cooperation with the United States Departme~t of Agriculture. ~o~7 j No. 1-P-/ ~- ~ 

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South Dakota Apple Orchard Spray Schedule

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