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核桃营养土育苗,当年即可造林.具有省地、省工、成活率高等特点.一、核桃育苗1.种子处理.4月末至5月初,将选好的优良核桃种子放入缸内,加冷水浸泡,每天换1次水.5～7天种子外壳裂纹时捞出,放在日光下晒1天.待种壳完全开裂时,将种子与温砂混拌后堆于室内,覆盖一层草帘,每天翻动1次,6～7天种胚萌动,即可播种.2.营养土配制.将几种牲畜粪按等量混拌捣碎,再掺入熟壤土,粪和土的比例为2:3.
Walnut nutrition soil nursery, reforestation that year. With provincial, provincial workers, higher survival rate. A walnut seedlings 1. Seed treatment. From the end of April to early May, the selected good walnut seeds into the cylinder, plus Cold water immersion, change the water once a day 5 to 7 days seed shell cracked fish out, placed in the sun for 1 day to be shell species completely cracked, the seeds mixed with warm sand and piled indoors, covered with a layer Straw curtain, turning 1 times a day, 6 to 7 days embryo germination, you can sow.2 Nutritional soil preparation.A few livestock manure by the same amount of mixed and mashed, and then mixed with the proportion of mature loam soil, manure and soil For 2: 3.