CAJ | 학술논문

研究考察了液体型大量元素水溶肥料在水稻上叶面喷施后的效果。试验研究结果表明：在水稻的苗期、孕穗和灌浆期各喷施1次，每次每亩（1 hm2＝15亩）取水溶肥原液90 mL兑水45 kg（稀释比例1∶500）稀释混匀后喷施，与清水和空白对照比较，水稻株高、结实率、千粒重均增加，增产率分别为8．3％和9．4％，纯收入分别增加118．3元/亩和134．5元/亩。
연구고찰료액체형대량원소수용비료재수도상협면분시후적효과。시험연구결과표명：재수도적묘기、잉수화관장기각분시1차，매차매무（1 hm2＝15무）취수용비원액90 mL태수45 kg（희석비례1∶500）희석혼균후분시，여청수화공백대조비교，수도주고、결실솔、천립중균증가，증산솔분별위8．3％화9．4％，순수입분별증가118．3원/무화134．5원/무。
The effect of liquid macro element water-soluble fertilizer spraying on rice leaf up surface is studied and investigated .Research results show that during seedling stage , milking stage booting stage , the water soluble fertilizer , prepared by adding 90 mL original water-soluble fertilizer to 45 kg water (dilution ratio is 1∶500) per mu(1 hm2 =15 mu), diluted and mixed, is sprayed in each stage , comparing to clear water and blank treatments , rice height , seed setting rate and thousand-grain weight are all increased , the rate of growth increases by 8.3%and 9.4%respectively, and net income increases by 118.3 yuan/mu and 134.5 yuan/mu respectively.