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    Studies on Proper Planting Density of Waxy corn
    糯玉米合理种植密度试验研究
    Chalkiness decreased with proper cultivating density (37.5 hole/m2), proper amounts of N (14kgN/acre), proper amounts of P fertilizer (8.5kgP2O5/acre).
    合理密植(37.5穴/m~2)、适量的施氮(14kgN/亩)、适量P肥(8.5kgP_2O_5/亩)可以降低稻米垩白。
    The 3 varieties could give a seed yield of approximately 2 250 kg/hm 2 with seed oil content being about 57% when sown in right time with proper planting density and seed manure.
    在适播期(6月11日),密度与种肥合理搭配,上述3个品种均可获得2250kg/hm2左右的葵籽产量和57%左右的籽仁含油量。
    The keys of cultivation are cultivating strong cuttings, planting 45 000 cuttings per hm~2 approximately with a proper fertilization of urea 75 kg, superphosphate 150 kg, potassium sulphate 150 kg.
    岩薯5号的栽培要点是培育壮苗,栽插密度控制在4.5万株/hm2左右,氮、磷、钾肥配合施用,每1hm2施用尿素75kg、过磷酸钙150kg、硫酸钾150kg较为合理
    Conclusion: The proper fertilizer proportion of P. tenuifolia is N:P:K=1:1.04:1.34, and the amount of fertilizer applied is annually urea 26kg, concentrated superphosphate 27kg and potassium sulphate 32kg for per 667m2.
    结果发现栽培远志氮、磷、钾的合理施肥比例为1:1.04:1.34,每公顷年平均施肥量为尿素390kg,重过磷酸钙405kg,硫酸钾480kg。
    Conclusion: The proper planted density is 20 cm×3 cm,i. e. 111 thousand plants per mu.
    结论:远志的合理栽培密度为亩留苗11.1万株,株行距20 cm×3 cm。
    Conclusion The proper fertilizer proportion of Polygala. tenuifolia is N∶P∶K=1∶1.04∶1.34,and the amount of fertilizer applied is annually(urea) 26 kg,concentrated calcium superphosphate 27 kg and potassium sulphate 32 kg per mu.
    结论栽培远志氮、磷、钾的合理施肥比例为1∶1.04∶1.34,每亩年平均施肥量为尿素26 kg,重过磷酸钙27 kg,硫酸钾32 kg。
 

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