And don't give it watery things to eat, also pay attention to the humidity in the air, too wet sentence will die!
When the silkworms hatch from the eggs, you have to be especially careful with them, feed them with tender mulberry leaves, and use a very soft brush to move them when changing mulberry leaves, and pay attention to the strength; sometimes the mulberry leaves are too dry, and if you're not careful, you'll leave the silkworms on the mulberry leaves you want to discard in the process of changing mulberry leaves. It is a little difficult to raise them when they are small, but when they are older they are better.
When it is time for it to make a cocoon, take some straw and make it into a branch.
After the cocoon is broken, put them together in a box, and they will mate together and lay eggs. Sometimes, because of the few silkworms, there will be moths that fall out when they break the cocoon, but don't worry, as long as a pair of silkworms succeeds, I believe it will be enough for you
How do you match the colored silkworms and cocoons?
I. Go to the market and buy
II. Silkworms fed with lettuce leaves spit out yellow cocoons.
three. There are also grape leaves that spit out red cocoons when eaten. It can be beautiful,
Teaching plan for young convergence of mathematics 1
Activity name:
My friend (garbage sorting)
Activity objectives:
Objects corr