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“龙王帽”仁用杏在陕北安塞县川地根系垂直分布主要集中在２０～６０ｃｍ的土层中，水平分布集中在距主干６０～１８０ｃｍ的范围内。根系１年有３次生长高峰，其中果实采收后根系生长量最大。花束状结果枝、短果枝占全树枝数的７０％，其上完全花比例高。果实发育呈“慢—快—慢—快”的“双Ｓ”曲线。果实出核率１２．６％，出仁率３．５０％～３．７７％。
“Dragon King hat” apricot apricot in Ansai County, northern Shaanxi root vertical distribution is mainly concentrated in the soil layer 20 ~ 60cm, the horizontal distribution concentrated in the main 60 ~ 180cm range. The root system had three growth peaks in one year, of which the root system had the largest growth after harvesting. Bouquet-like results of the branches, short branches accounted for 70% of the total number of branches, the proportion of flowers on its full high. Fruit development “slow - fast - slow - fast” “double S” curve. Fruit kernel rate of 12.6%, kernel rate 3.50% ~ 3.77%.