Vill SOME INSECTS INJURIOUS TO TRUCK CROPS. 
The life history of the hop flea-beetle—Continued. Page. 
Habite:: 2.5.0. 3 .cc0s Sk pee lee eee See eee ee ee 39 
Whe latwar sovics 2 - iSkin ects lope a ee ee eee hae gee 39 
Wheradultnc¢ - ese sss sige ite Se ae ee PA Spee eee 40 
Seasonal history.:_5.: 30-2225 2022 28s = okie joe eee een ee ee eee 42 
bength; of lifevcy cles. 322. 5am creates ee eee ae ere eee ea 42 
Number and ‘time of appearance of broods..-........-..+.2.2:+.--2-- 43 
Multiplication? | 32y.. See i ee 2 oe Se ee eee eee eee ee ee 43 
Hibernation. ss 4. cet 222. aaa see ee oe en a eee 43 
Diseasest.c2 22 5h... ees Se Oh ee ae ee Eee Foe ee ee ee 47 
Fungousi diseases: * 1: 525 2ttcnp ak cetaceans ees See 47 
Bacterialsdiseasessf2c0 tte 2222 belies eke ete eee 48 
Parasites’and: predaceous enemies: .. i500 4h be 2 geal ee ee ee 48 
Controlfineasures 42 tbc eo ae eae ee cree = eer eee ee 48 
Miyestarre dulboarGnors ple kayas hel Glenarm ene ae oye ee eee 48 
Tarred:sled ees: stax eS yee at ses ieee wee eee ene eee ta ee 49 
Bandime swith: tancletootiessseere soe ee ee eae ee 50 
Destructlonvonhibernatinesbeehlesesnsss sae eae 52 
Bordeaux mixture isis. .:3) sateiiee ee ee ee ee ere eee ee eee 53 
Bordewux-tobaccoextracte- sa. secs. des See See eee 54 
Tobacco: dust? ..5-cek fies So ee oe Ne ease ee oe pe 54 
Tmipractical measuress. 22.3 is 20 2 oe 54 
Sprayving.< 2.22. stig ecee Hee ce See cee Been cee lor ee 56 
Ta psoas ik aes Seen alee An Se oe ee orcee ae ee o 57 
Cultivationvand fertilization’ sss) -ese= ss eee ee eee ee eee 58 
Recommendations: 5: 5..2.02 4+ ose cede eer eee meee ee ee eee 58 
Biologic and economic notes on the yellow-bear caterpillar......H.O. Marsh... 59 
Recentvimjury. 2 a22528 bx 2 sae Se Nee eee oe eee 59 
Biolosie notes... 4-22: 2 dees se eee ee ce ee eee oe 60 
Listof plantsangured. -. 2240. Phe eee ee eee Ee Shas ter 62 
Experiments with arsenicals..... 5 222 ies. ic Ge to tes eee 63 
Wotes on the cucumber beetles... 2222. $5225.28: Sete F. H. Chittenden. . 67 
Introductory: sci. .cic otk eck =o bh ot eee be eee ee coe 67 
The saddled cucumber beetle (Diabrotica connexa Lec.).............------ 68 
The painted cucumber beetle (Diabrotica picticornis Horn).......-..-.--.-- 68 
The belted cucumber beetle (Diabrotica balteata Lec.).....-..-.---------- 69 
The western twelve-spotted cucumber beetle (Diabrotica soror Lec.).....-. 71 
The western striped cucumber beetle (Diabrotica trivittata Mann.)...-..-.-..-- 75 
Biologic notes on species of Diabrotica in southern Texas........ H. O. Marsh. . 76 
Imndtroduetl Omics ose) nase eee eo ee te ae lee Oe ec oe 76 
Observations om Dzabrotica picticornis Hom: -_-2-- 4.22542 -- 5 42a eee 76 
Observations on Diabratica balteataWecsee sa == ee ee 76 
Observations on Diabronea wittata Wabeass.- 2222 2-4-2) eee eee 82 
Observations on Diabrotica duodecimpunctata Oliv....-...-...+--+---+---- 84 
Notes on) various truck-cerop insects. 2... 22-2 22.3255. 22 === F. H. Chittenden. . 85 
On the natural_enemies of the Colorado potato beetie............-------- 85 
Some insect.enemies of the potato beetle. ..:.-----5:-. =222- 225+ 25-28 85 
Some wild bird enemies of the potato beetle........................-- 87 
Guinea fowls as destroyers of the potato beetle..........-...-.......-- 88 
"2 Notesion-the potato. stalks weevil: : ss scese yo ae 88 
Magcois affecting yams in the South. 2... 222. 5-25 gee ee eee 90 
Notes on the feeding habits of blister beetles.................-.-2..--,.--- 91 
Notesion beanand pea weevil see. sos a as see ee ee ee 92 
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