01157nam a22003497a 4500 CHAP 20220817041123.0 971013s1979 r 00010 d 6835 7807 7031 CHAP Folleto 14058 MacGillivray, M. E. 69380 Aphids infesting potatoes in Canadá : a field guide Ottawa : Minister of Supply and Services, 1979 23 p. : ilus Canada. Minister of Supply and Services. Publication ; 1676 BATCH-UPD 10 20130110 UCH01 0017 BATCH-UPD 10 20130110 UCH01 1853 BATCH-UPD 10 20130409 UCH01 1956 BATCH-UPD 10 20130410 UCH01 1221 BATCH-UPD 10 20130913 UCH01 2003 CONVERSION 10 20130109 UCH01 1305 Afídidos. 1031 Papa Canadá. 85196 Papa Plagas. 85270 Canada. Minister of Supply and Services. Publication ; 1676 BK FOLL Folleto 14058 BC FOLL -16804 TS1 7031 i 6835 6835 0 0 local 0 1 0 FOLL BC BC PA_FOLLETOS 2012-12-17 FOLL 0 Folleto 14058 -16804 2019-12-31 00:00:00 2012-12-17 FOLL