Rulers

Each Sign represents one ruling planet [adhi pathi]. A planet in own house has 50% power. Then you experience good results in its dasha and bhukti periods.

Pisces Aries Taurus Gemini
Aquarius     Cancer
Capricorn     Leo
Sagittarius Scorpio Libra Virgo

Jupiter Mars Venus Mercury
Saturn     Moon
Saturn     Sun
Jupiter Mars Venus Mercury