frame 3 in order to permit spraying of a broader range of canopies than the range permitted by the tractor 39 s hydraulic lift arms vehicle frame 3 can be provided with low 6 39 medium 6 and high 6 34 sets of pipe mounts this construction allows the assembly to carry out spraying over a broader canopy range fig4 shows such alternate positions in phantom lines box 47 on vehicle frame 3 shown in fig3 and 4 serves as a terminal enclosure for electrical and pneumatic connections to removable vessel and valve frame 4 vertically adjustable pliable strips can be added to the side of vehicle frame 3 and the front and back of vessel and valve frame 4 to control wind displacement of the spray material fig6 a front elevational view of vessel and valve frame 4 removed from vehicle frame 3 shows fastened to frame 4 a removable boom frame 8 which is a picture frame formed of angle iron preferably made of aluminum and which carries parallel spray booms 9 and associated nozzles 10 with nozzle valves 45 and spray boom manifold 46 the spray nozzles are attached to the booms in a manner to provide the desired spray patterns mounted on vessel and valve frame 4 as shown in fig5 and 6 are two vessel manifolds 11 each manifold forms the bottom for all vessels 12 attached to that manifold each vessel 12 is fabricated from a length of plastic pipe 13 topped by a quick disconnect fitting 14 having a cap 15 latches 43 and cap seal 44 as illustrated in fig8 a suitable quick disconnect fitting is the kamlok registered trademark fitting device manufactured by dover corp opw division located in cincinnati ohio fig8 shows a.