Chapter 3
the experiment equipment and material 1,
. Plastic bottle rectangular packing 1.5 liters of 49 bottle
2. Plastic bottle cylinder size, packing 600 ml of 49 bottle
3.Spray paint cool tones and colors were orange, hot pink, yellow, brown, blue, green, 4 cabinet or shelf for placing articles plastic bottles in the experiment 5,
. A knife or cutter 1 A
6. The water
7.Food grain package for raising frog tadpole
8. Age 1 months of 49 A
, 1 methodology. The plastic bottles prepared cleaning 2. The spray paint spray over the bottle. สีละ 6 bottle, while the other 7 don't spray bottle because it is used as a control
3.Triangular hole size 2 cm area of top bottle to breathing and feeding, 4
. Cut off the head of plastic bottle cylinder size 10 cm
5.The tadpole, age 1 month put into plastic bottles prepared, add water to flood after a frog. Cover tightly
6. Be put on the shelves by placing a plastic bottle to tilt 45 degrees. In the shade
7. Feed per day 2 time 0.5 g (the morning time 06.00.And in the evening, when 18.00.)
8. Change the water frog 2 days per 1 times before feeding times 2 (evening)
9. Open the bottle cap, when the frog is grown. (3 months)
10. The weighing and save weight frogs all 15 days / times Until the frog will complete on time 3 months
.From the period after the frog into a bottle)
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