@book{27816,
	author = {Ma, Wei Chun.},
	title = {Dynamics of feeding responses in Pieris brassicae Linn as a function of chemosensory in put},
	publisher = {Veenman & Zonen,},
	year = {1972},
	series = {Mededelingen landbowhogeschool},
	address = {Wageningen :}
}