施用不同肥料对水稻产量及经济效益的影响

为指导天柱县水稻合理施肥,试验采用6种不同施肥方式对水稻产量及经济效益的影响。结果表明：配方肥在产量上分别比不施肥、施有机肥、习惯施肥和生态矿物菌肥工、Ⅱ区增产60．61％、35．9％、11．40％、35．31％和26．2％,在新增纯收入上分别增收508．45元／667m2、795．99元／667m2、552．15元／667m2、419．93元／667m2和334．7元／667m2,投入产出比提高。说明采用配方施肥在水稻生产上优于其它5种不同施肥方式,同时也得出施用生态矿物茵肥是农户在水稻生产上增产、增收、节支的一个重要途径之一。

Effects of Different Fertilizer on Yield and Econimic Benefits of Rice

For guide the rice fertilization in Tianzhu, effects of 6 different fertilizer on yield and benefits of rice were studied. The results showed that the yield of soil testand formula fertilization was higher than no fertilizer, organic fertilizer, conven- tional fertilizer, ecological fertilizer and ecological fertilizer with urea 60. 61%, 35. 9%, 11. 40%, 35. 31%, 26. 2% respective- ly, the economic benefits was higher 508. 45yuan/667m2, 795. 99yuan/667m2, 552. 15yuan/667m2, 419. 93yuan/667m2, 334. 7yuan/667m2 recpectively, ratio of input and output of soil test and formula fertilizer was higher. Its indicated that soil test and formula fertilization was better than other 5 methods, its also obtained that applied ecological fertilizer can increase yield, bene- fits and save costs effectively.