Observation content

Date and situation

Sowing date: February 1 1.

Seed coat cracking

February 12, when I was pouring water, I saw the seed coat cracked and a piece of white watercress.

Grow radicle

/kloc-in February of 0/3, when I started to pour water, I saw radicle growing out and radicle growing down, as if absorbing water.

cultivate bacteria

February 14, when I was observing, I saw the germ grow out. The sharp white germ grows upward, and it absorbs moisture and carbon dioxide in the air, just like people absorb oxygen.

Radicle growth

On February 15, I observed that radicle began to elongate. The radicle was elongated by one or two centimeters and grew into the root of bean sprouts.

Bacterial growth

/kloc-in February of 0/6, when I was pouring water, I accidentally found that the germ began to stretch and drill out the soil, like a comma on the soil.

Cotyledon excavation

Cotyledons are a little white and yellow, which is very nice.

Grow real leaves

February 18, I went to see it again. The comma-like germ disappeared and grew into leaves and stems. The leaves are green, tender and beautiful. There are two cotyledons under the leaves, which are a little yellow.

Cotyledon atrophy

/kloc-in February of 0/9, I went to pour water again and saw two cotyledons shriveled, yellow and shriveled.

Other cases

On February 20, soybean sprouts have grown into seedlings with four leaves, the stem is about 5 cm and the root is three or four cm long.