Not AvailableAGRI- SILVI - HORTICULTURE SYSTEMS INTEGRATING LEUCAENA , LEMON, PAPAYA AND TURMERIC ON CLASS I IRRIGATED LAND IN SHIWALIK FOOTHILLS PROVIDED SUSTAINABLE MEAN NET RETURNS OF RS 17,066 AGAINST RS 78,52 ha-1 yr-1 FROM DOUBLE CROPPED AGRICULTURAL SYSTEM. THE INTERCROPPING OF CLUSTER BEANS WITH LEUCAENA GAVE THE HIGHEST NET RETURNS OF RS 3540 ha-1yr-1 IN THE AGRI- SILVICULTURAL SYSTEM ADOPTED ON CLASS II LAND. EUCALYPTUS TERETICORNIS ( SMITH) IN TOP AND BHABAR GRASS ( EULALIOPSIS BINATA RETZ) IN THE UNDERSTOREY ON A SANDY LOAM CLASS III LAND GAVE MEAN AIR DRY GRASS YIELD OF 4.2 ( USED FOR PAPER PULP) FROM OCTOBER AND 1.19 T HA-1YR-1 (USED FOR FODDER) FROM JUNE CUT. THE NET RETURNS FROM GRASS ALONE WERE RS 4672 AGAINST RS1679 ha-...