Adde plant ash into warm water of 40-50 DEG C; Rub the seeds of Rhus chinensis into paste. Mix clean water with lime water with the concentration of 10% and stir evenly. After soaking the seeds for 3-5 days, spread them on a dustpan, cover them with a straw curtain and shower them once a day. Seeds can only be planted when they are "white". Sowing time is from mid-March to early April in spring. The sowing amount is about 65438 02kg per mu. ?

2. Sowing method

Scatter the seeds evenly on the seedbed, and then cover them with fine sand. The thickness of fine sand should be such that the seeds cannot be seen. Cover with straw, pine needles and chaff, and then spray dung cleaning water until the seedbed is soaked. Before the seedlings are unearthed, they should be watered frequently to keep the seedbed moist. After a large number of seedlings are planted, the mulch should be removed on cloudy or rainy days to exercise the seedlings. Field management should be strengthened at seedling stage to ensure strong seedlings. ?