Catalpa bungei seedling cultivation method
A catalpa tree and improved seed technology, applied in the field of nursery stock breeding, can solve the problems of lack of scientific implementation methods and low survival rate, and achieve the effect of good plant growth environment, high survival rate and fast breeding
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[0011] A method for cultivating catalpa seedlings, comprising the following steps:
[0012] (1) Raising catalpa seedlings: choose fertile fields with moderate soil humidity and good air permeability to raise seedlings. Before sowing, apply 1200 kg of decomposed pig manure per mu, deep plow 25-30 cm, start sowing in mid-April, sow 0.8-1 kg per mu, and sow The depth is 2-3cm, the sowing is uniform, the thickness of the velvet soil is 1-2mm after sowing, the watering is appropriate after sowing, and the surface soil is soaked. There are 4-6 Miliu seedlings, pay attention to weeding during daily management, and use them after one year of cultivation;
[0013] (2) Scion: The scion must be of good variety. When the catalpa tree has not germinated after spring, cut the scion, and choose the 1-year-old branch for the scion, with a thickness of 0.5-1cm. The scion is about 30cm long. The spikes are stored with wet sand, and 200-300ppm naphthaleneacetic acid is blended in the wet sand; ...
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