Cycling will keep your heart and lungs in good shape but the only way to train the muscles to run is to run. Cycling is better than nothing and usually more convenient than pool running.
Interesting stuff from LanceArmstrong.com:
Weekly Training
December 29-January 5
1 x Day off
3 x per-week resistance training
3x per-week 3hours per-day with 300 watt power ceiling, 95-100 pedal cadence, stay in saddle on hills
3 x per-week 2 hours with 4-5 Stomp intervals of 20seconds x 5mins recovery between.
January 6-12
1 x Day off
3 x per-week resistance training
3x per-week 4hours per-day with 300 watt power ceiling, 95-100 pedal cadence, stay in saddle on hills
2 x per-week 2 hours with 4-5 Stomp intervals of 20seconds x 5mins recovery between.
1 x per-week 2 hours with 5 x 6minute MuscleTension intervals x 5minutes recovery between
January 13-19
1 x Day off
3 x per-week resistance training
3x per-week 4hours per-day with 300 watt power ceiling, 95-100 pedal cadence, stay in saddle on hills
2 x per-week 2 hours with 4-5 Stomp intervals of 20seconds x 5mins recovery between.
1 x per-week 2 hours with 5 x 6minute MuscleTension intervals x 5minutes recovery between
January 20-30
USPS Team Training Camp in CA
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Weekly training
March 11-17
2 x per-week 4 hours over hilly terrain with 2 climbs of 20-30 minutes @ 170-175 heart rate, 90 pedal cadence on the climbs, 60-65 pedal cadence on flat terrain followed by 2 hour behind the motorcycle @ 170-185 heart rate, keep pedal cadence fast 100+rpms.
2 x per-week 5 hour rides with 150 minutes Tempo @ 150-155heart rate, 60-65 pedal cadence over rolling terrain.
3 x per-week recovery rides of 2-3 hours at 115-135 heart rate,
March 18-24
2 x per-week 4 hours over hilly terrain with 2 climbs of 20-30 minutes @ 170-175 heart rate, 90 pedal cadence on the climbs, 60-65 pedal cadence on flat terrain followed by 2 hour behind the motorcycle @ 170-185 heart rate, keep pedal cadence fast 100+rpms.
Recovery rides till Milan-San Remo
March 23 - Milan-San Remo
March 25-31
30-31 Criterium International
2 x per-week 4 hours over hilly terrain with 2 climbs of 20-30 minutes @ 170-175 heart rate, 90 pedal cadence on the climbs, 60-65 pedal cadence on flat terrain followed by 2 hour behind the motorcycle @ 170-185 heart rate, keep pedal cadence fast 100+rpms.
3 x per-week recovery rides of 2-3 hours at 115-135 heart rate,
April 1-7
2 x per-week 4 hours over hilly terrain with 2 climbs of 20-30 minutes @ 170-175 heart rate, 90 pedal cadence on the climbs, 60-65 pedal cadence on flat terrain followed by 2 hour behind the motorcycle @ 170-185 heart rate, keep pedal cadence fast 100+rpms.
April 7 - Tour of Flanders, Belgium
April 10 - Gent-Wevelgem, Belgium
April 12-14 - Ride for the Roses in Texas
April 17-21 - Tour of Aragon, Spain
April 22-28
2 x per-week 4 hours over hilly terrain with 2 climbs of 20-30 minutes @ 170-175 heart rate, 90 pedal cadence on the climbs, 60-65 pedal cadence on flat terrain followed by 2 hour behind the motorcycle @ 170-185 heart rate, keep pedal cadence fast 100+rpms.
April 28 - Amstel Gold, Netherlands
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