[□ | □]
[□=□ | □]
[□ | □ | □]
IPM practices reduce non-target effects on beneficial insects and permit control decisions based on pest species and the most vulnerable stage in its life history . Controlling leaf wetness is n't enough , though ; foliar nematodes are very tolerant of dry conditions , and can remain viable for several years in decaying plant material . Pots should be disinfected by soaking in a 10 % bleach solution ( 1 part bleach to 9 parts water ) for 30 minutes . Some outdoor plants such as vegetables in the tomato family and the cabbage family can also be affected . In addition , cloud cover hampers data collection from these sensors , so the opportunities for obtaining suitable data can be infrequent . alderman in honor of his 100th birthday in 1985 and in recognition of his many accomplishments in horticulture science at the University of Minnesota .