不同条件对香料砂仁产量的影响

Effect of Different Growth Conditions on Yield of Sharen (A. longiligulare)

采用定点定位方法对贞丰县人工栽培香料砂仁进行调查研究 ,结果表明 :香料砂仁的适宜种植条件为年均温 17℃ ,≥ 10℃活动积温 6 0 0 0℃ ,年降水量 10 0 0 mm以上地区 ;土壤为砂质壤土、石灰土 ;在无荫蔽条件下 ,按行距 10 0～ 12 0 cm,穴距 80 cm规格种植 ,产量最高达 2 6 6 7～ 2 773kg/ 6 6 7m2 ;对肥料三要素的需求量为 K>N>P,栽培中要注重钾肥施用和叶甲的防治。

A perfume plant Sharen (A.longiligulare) under artificial cultivation in Zhenfeng county was observed on fixed plot to investigate its suitable growth conditions.The results showed that the optimum conditions should be including mean annual temperature (17℃), ≥10℃ active accumulated temperature (6000℃), yearly precipitation (≥1000mm) and soils of sandy loam and limestone.The yield reached to 40005～ 41595 kg/ha with row spacing 100～120 cm and individual spacing 80cm under the un shade condition .The fertilizer requirement was K>N>P and the application of K fertilizer and control of leaf beetle should be pay more attention to in the cultivation.