supplying of the following materials at different sericulture units under different scheme, 2023-24 of paschim medinipur and jhargram district , rearing tray ( dalla ) ( bamboo made ) : size- 5 6x 4 made of seasonal bamboo splits of ¾ width, all the sides to be strengthened by 1 ¼ width bamboo split and 1 grooved at each corner for gripping the mat by 2 splits which are to be tied by 20 gauze g.i. wire ( with 3.5 round in each binding ) , 5 bindings horizontally and 9 bindings vertically. 4 pit batas seasoned bamboo split of 1. 5 width are to be fitted lengthwise. each split made of bamboo should be smooth on all sides. , spinning tray ( chandraki ) ( bamboo made ) : size - 5 x 36 normal binding should be same as above dalla. the spiral should be fitted an interval of 1. 5 and should have at least 14 spirals at one side, 4 pit batas horizontally should be passed through the mat, 2 cross batas connecting both the cover the spirals should be fixed with nylon thread, spiral to be tied with mat by nylon thread with an interval of 6, corner will be crossed binding with 20 gauze g.i wire with 3 ( three ) rounds. each stjiral bamboo should be smooth on all sides. , nylon rearing net: size-6 x 4, mesh size 1 6 ply threat, ( soft ) , chawki cleaning net ( mulberry ) : ( size-6 x4 ) , mesh size-10 mm, cotton made.. , foam pad: each 3strip, 3 thickness, 1, 5 quality ) width ( best quality , gunny cloth : ( best quality ) . , paraffin paper : size-21 x 15 branded company. , exhaust fan : size-6 & 9 reputed company. , hygrometer : branded company. , plastic rearing tray : size-3 x 2 branded company. , iron rearing rack ( ghara ) : size-stand height -8, standangle-4 cm x 4 cm ( ghara ) , depth-3 .base plate-4x4 inside gap between rows7. 5, 11 nos of rod with length 49 & diameter 1.25 cm, holder ring ( pipe gi ) - 1 to be welded inside the angle tightening patti as required, length wise 6pcs &supporting 12 pcs, 10 nos size bolt with nut as requirsd. , brusher cutter : branded company. , battery operated power sprayer : branded company. , rotary / mini power weeder : branded company. , room heater ( blow heater ) : 1500 watts fan heater, branded company.