CAJ | 학술논문

采用上口直径40 cm、下口直径36 cm、高40 cm 的塑料容器，栽培基质为珍珠岩的黄金水位无土栽培法，对水果红薯进行了最佳施肥量试验。结果表明，在高效施肥区间，肥料效益达到10倍，施肥量每增加100 g，生物产量增加1085 g、水果红薯重增加640 g。在中效施肥区间，肥料效益为5～6倍，施肥量每增加100 g，生物产量增加493～605 g、水果红薯重增加640 g。在低效施肥区间，肥料效益只有2～3倍，施肥量每增加100 g，生物产量仅增加268～314 g、水果红薯重增加150～200 g。
채용상구직경40 cm、하구직경36 cm、고40 cm 적소료용기，재배기질위진주암적황금수위무토재배법，대수과홍서진행료최가시비량시험。결과표명，재고효시비구간，비료효익체도10배，시비량매증가100 g，생물산량증가1085 g、수과홍서중증가640 g。재중효시비구간，비료효익위5～6배，시비량매증가100 g，생물산량증가493～605 g、수과홍서중증가640 g。재저효시비구간，비료효익지유2～3배，시비량매증가100 g，생물산량부증가268～314 g、수과홍서중증가150～200 g。
The experim entw as conducted in the plastic containers w ith 40cm top-diam eter,36cm bottom -diam eterand 40cm height.Itw as taken perlite as the cultivation m edium and used the m ethod of soilless cultivation of golden w ater level.The results show ed that in the high-effectintervalas the fertilizing quantity increased 100 g ,the biologicalyield w ould increase 1 085 g.The efficiency w as as 10 tim es as the fertilizerquantity and the yield ofpotato w ould increase 640g .W hile in the m iddle-effectinterval,w hen the fertilizing quantity increased 100g,the biologicalyield w ould increase 493-605 g ,w hich w as as 5-6 tim es as the fertilizerquantity,and the econom ic yield offruitsw eet potato w ould increase 640 g.In the low er-effectinterval,the fertilizer’ s efficiency only 2-3 tim es.W hen the fertilizing quantity increased 100g,the biologicalyield increased 268-314 g,the econom ic yield ofitw ould increase 150-200g.