00834     2200241   4500001002100000008004100021035002000062245020100082100002200283260003900305300004500344084001600389520005600405520001000461520001600471082001200487650001300499650001300512650001100525650001600536990002000552990002000572INLIS000000000029447                                   Ind    a0010-1218011285  aSeasonal fluctuations of population density of the cabbage aphid, Brevicoryne brassical (L.) in the Netherlands, and the role of its parasite, Aphidrus (Diaeretiella) Rapae ceurtiscMOHAMMED, M.H.  aM. Hafez Mohammed  aWageningenbH. Veenman Zonenc1961  a101 p.: ill.; 25 cmc101 p.: ill.; 25 cm  a632.961MOHs  aThesis (Dr)-- Landbowhogeschool te Wageningen, 1961  aBibl.  ap. 102-104.  a632.961  aBRASSICA  aCABBAGES  aAPHIDS  aNETHERLANDS  a281/64-mfn31771  a281/64-mfn34334