30 CIRCULAR 867, U. S. DEPARTMENT OF AGRICULTURE 

 Table 9. — Effectiveness of thinning sprays on several peach varieties, 



Variety 



Age 



of 



trees 



Year 



Treat- 

 ment 



Concen- 

 tration 

 per 100 

 gallons 



Blos- 

 soms 

 open 

 when 

 sprayed 



Blos- 

 soms 

 setting 

 fruit 



Yield 

 per 

 tree 



Fruits 



per 

 bushel 



State and 

 literature 

 reference 



Golden 

 Jubi- 

 lee. 



Elberta _ 



Years 



10 



L0 



Do 



Hale- 

 haven. 



Roches- 

 ter. 



Elberta _ 



Do 



Do_ 



Do 



Do 



1942 

 1942 



1944 



1944 

 1944 

 1944 



1944 

 1946 



1947 



1948 



fCheck L 



___do 2 . 



ElgetoL. 



___do___ 



_._do__. 



Check L 



___do 2 _ 



ElgetoL. 



...do... 



___do__. 



___do__. 



___do__. 



Check K 



ElgetoL. 



___do__. 



___do... 



___do__. 



Check }. 

 I ElgetoL. 

 ^..do... 

 do... 

 /Check K 

 \Elgetol_. 

 (Check L 

 j ElgetoL. 

 l_._do._. 



___do__. 



Check L 



ElgetoL. 



_._do__. 



___do._. 



Check i. 



ElgetoL. 



___do__. 



DN No. 

 1. 



DN No. 

 2. 



DN No. 

 111. 



Check i. 



ElgetoL. 



DNNo. 

 1. 



DNNo. 



289. 

 'Check 2 . 



ElgetoL. 



___do... 



DNNo. 

 1. 



___do_- 



Quantity 











.8pt__ 

 1.6pt_. 

 3.2pt__ 











1.6pt_. 

 3.2 pt__ 



.8pt._ 

 1.6pt_. 

 3.2 pt_. 

 



5pt_. 

 1.0 pt_. 

 2.0pt- 

 4.0pt_. 

 



.5pt_. 

 1.0 pt- 

 1.5pt_. 







1.5pt_. 

 



.5pt_. 

 l.Opt.. 

 1.5pt_. 

 



.5pt_. 

 l.Opt.. 

 1.5pt_. 







l.Opt- 

 1.5pt_. 



.51b._ 



.51b__ 



1.01b.. 







l.Opt. 

 .51b_. 



Percent 



5pt. 







l.Opt.. 



2. Opt.. 



.51b_; 



95 

 95 

 95 



70 

 70 

 95 

 95 

 95 



100 

 100 

 100 

 100 



95 

 95 



95 



95 



95 

 95 

 95 



95 

 95 

 95 



95 

 95 

 95 



95 



95 



95 

 95 



95 



1.01b... 



80 

 80 

 80 



80 



Percent 



19 



16 



7 



6 



2 



28 



28 



7 



2 



21 



13 



4 



12 



11 



11 



6 



3 



20 



19 



9 



4 



23 



5 



22 



11 



6 



4 



21 



11 



5 



4 



46 



20 



13 



16 



18 



17 



35 

 13 

 17 



10 



69 

 39 

 26 

 44 



29 



Bushels 



10.0 



6.0 



3.8 



4.4 



.9 



11.3 

 6.1 

 2.7 

 1.3 

 5.8 

 6.5 

 2.7 

 4.9 

 4.3 

 4.3 

 3.8 

 4.0 



Number 



189 



166 



123 



124 



107 



173 



125 



98 



77 



130 



100 



93 



3.1 



2.8 

 1.6 

 2.3 



2.6 



3.1 



3.4 

 3.0 

 3.2 



2.2 



11.0 



11.5 



9.5 



11.0 



10.0 



166 

 140 

 120 

 124 



128 



124 



300 

 205 

 199 



181 



150 



110 



97 



127 



113 



Mary- 

 land 

 (3). 



Do. 



Mis- 

 souri 



New 

 \ York 

 (23). 



Do. 



Do. 



Do. 



New 

 York 



(38). 



New 

 York 

 (39). 



Wash- 

 ing- 

 ton. 



