- 51 - 
Mindarus abietinus , 21 
Moths, clothes, 101 
Mountain damson, 7C, 91, 126 
Muscina stabulans Fall. , 117 
Mustard, Athalia sp. on, 77 
Mustard, Eurydema ornatum , E. festivum and Carpocorls purpureipenni s 
on, 98 
Myzus amygdali , 57 
Myzus cerasi F . , 28 , 51 
Myzus persicae Sulz. , 57, 109 
Myzus pseudosolani Theobald, 109 
Myzus sp. , 48 
Nematus ribesii Scop,, 19 
Neoquassin, 34 
Neurotoma nemo rails , 86, 87 
Nicotine, 8, 38, 49, 69, 86, 106, 107, 110, 119 
Nicotine sulphate, 89 
Nima quassioides , 58, 70, 97 
Niota, 97 
Noctuid moths, 105 
Oak, Phylloxera coccinea Heyden on, 2 
Odyendyea gabonensis Pierre, 17 
Qligonychus loniung'j.is Jacoci , 38 
Onions, Hylemyia ant iqua , Eumerus stri^atus , and Muscina stabulans 
on, 117 
Ostrya virginiana W. ( virginica V.) , 58 
Oxyuris vermlcularis , 58 
Paradise tree, 70 
Paratetranychus uniunguis Jacobi, 38 
Pea thrips, 8 
Peach, Anuraphi s amygdali Buckt. ( persicae Boy.) and A. persicae niger 
Smith on, 28 
, aphids on 28, 55, 72 
, Hyalopterus arundinis ( pruni ) on, 28 
, Myzus persicae and M. amygdali on, 57 
, Neurotoma ( Lyda , Pemphylus ) nemo rails on, 86, 87 
Pear, Aphis porai ( mali ) on, 28 
. honey-louse on, 106 
Pe?s, Macro siphum pisi and Aphis rumicis on, 109 
Petroleu , 65 
Phorbia orassicae Bch. , 6, 24, 112 
Phorodon humuli Schrank, 18, 89 
Phyllotreta nemo rum L. , 5 
Phylloxera coccinea Heyden, 2 
Picraena excelsa Lindl.. 12, 29, 31, 40 -43, 58, 70, 73, 91, 92, 95, 
96, 100, 124, 129 » 
Picrania amara, V/right 31, 67, 125 
Picrasma ailantoides Planch. , 58, 59, 70, 73 
Picrasma excelsa Planch. . 22, 39, 46, 55, 58, 70, 89, 92, 123, 124 
Picrasma Javanica , 58 
Picrasma quassioides Benn. , 42, 58, 59, 70 
Picrasmic acid, 46, 73 
