

-O~ aa 
Ro? eS }. he bese ats ee ; : 
a ep io in charge of the truck-crop’ insect station at Alham- 
. an ee suduitted an interesting paper outlining the use of nic- 
Phave in a dust carrier against various species of truck crop in- 
sects, re 
eet cic’ thee ee been developed by the California Walint Growers 
esr a, F Wea tent ton the control of the:,walnut ‘apis and has been 
ae ; in quantities up to 2 ver cent ‘nicotine «: Tt has been fourid,; *y Oye 
e ; u Py a Bs r ; ° a - , Ba S. 
 Seaileseraaies the greater riunber. of truck: crap insects a considerably - 
ngth has been necessar* to secure good céritrol; ulder comercial 
5 2 i 
ests ste 5 to 73 yer cent of 40 perseant nicotine being used. A hand- 
hi: ci+0ws duster can‘ apply the dust effectively to-'tivo acres of full- 
=. eontinuously for. over,sixty years and contributed largely 
: eg as : ; 1% ‘ugh Hod ‘ 
keeping literature. ;.. ipa 
eet vag 
_Asséciation at Guelph, Ontario, December 1-3. 
‘keecing building of the Ontario. Agricul tural College will be dedicated. 
: ie ae Lee | - as a 
grown casabas or muskmelons per’ day usiie about’ 80 pounds df aust ter acre 
ata cost of about $6. “The nicotine at '6 per ‘centi‘securéd almost complete 
ae the cabbage aphis, even in colonies protected by curled leaves, 
_ wnty 1 per cent more were killed by an increasé to 8 rer cert nicotine, 
The ‘total cost per acre varies’ fron S6.15 to $9.35 on cabbage nearly ‘full 
Sale against the onion thrips a killing of from 87 per cent to o7 ver 
cent has been secured on a commercial scale at a cost of from %6/td'$?7 per 
acre. Itis interesting to note that almost complete control of Diabroti- 
Ca _ soror and D. trivittatga, two destructive western cucumber beetles, 

———— 
es secured by a 4 per cent strength of nicotine sulrhate in kaolin and lime. 
ny of the beetles were killed, while the plants vere almost entirely freed 
es infestation. A number of other species were treated equally effectiver 
Se ee a he cee Se he ae ee EF Ll ey Se eee le ee see 
BER CULTURE 
1 ae Phillips, Apiedlturist in Charge 
p 
Geo. S,,Denath has. resigned to Accept. the. position of editor in chief 
‘of Gleanings: in Bee Culture, Medina‘; Ohio, and has left Washington. As”: 
there ure still vertain parts of* ‘thé’ work on the wintering bees not fully’ 
preoared for publication, Mr. Dénuth ‘will return ‘to Washington during the 
winter .to complete the manuscript. 
-E.vW. :Atkins has resigned to accept a position-with the ¢.B. Lewis Cor- 
pany, wanufacturers of beekeeping “supplies. © 
eee "i 
Artangerxents havé' been made ‘for extefision snort courses in beekeeping 
at Ohio State University the week of January 21, and at Cornell University 
the week of February 7. , : 
Dr.-&.. F. Phillips will attend the meeting of the Ontario Beekeepers! 
At that time the new bee- 
4 Dr.°&..8; Miller, perhaps the best known beekeeper in the United States 
died recently at his’Home in Marengo, Ill,, at the age of 89, He rert hees 
to Arerican Bee-~ 
¢ 
oe ee 
