ameliorant

Mechanism of Ameliorant Combinations Ameliorating Saline-alkali Soil and Effect of Ameliorant Combinations on Plant Salt-tolerance

改良剂组合对盐碱土改良机理及对植物耐盐性影响的研究

The results showed that the compound meat quality ameliorant added to pigs could improve the ADG and F/ G, and acquired more economic benefits.

结果表明：使用肉质改进剂后，能提高猪的日增重，改善饲料利用率。

Therefore, the Company plans to take full advantage of the abundant raw material resources and broad market space of Yulin City to build desert ameliorant production line in Yuyang District.

基于此，该公司拟充分利用榆林市丰富的原料资源和广阔的市场空间，在榆阳区新建沙漠改良剂生产线。

Ameliorant Quality Study on Formula for Making the Aqueous Solution of Potassium Tripolyphosphate

品质改良剂&三聚磷酸钾水溶液配方的研制

Research conclusions: It is feasible to use lime as ameliorant of expansive soil.

研究结论：用石灰作为膨胀土的改良剂是可行的；

Therefore, S.collina may be used as biological ameliorant of salt soil.

猪毛菜可以作为盐碱地“生物脱盐器”。

The study was conducted to investigate the effects of the compound meat quality ameliorant on carcass traits, organ coefficient and muscle composition of meat ducks.

研究酵母硒和茶多酚配伍的复合肉质改进剂对育成鸭屠宰性能、脏器系数和肌肉成分的影响。

The control group was fed with basic ration and the experimental group was fed with basic ration adding 0.2% compound meat quality ameliorant.

对照组为常规日粮，试验组添加复合肉质改进剂（0.2%），研究其对生长猪生产性能及肉质的影响。

Compare with farmer conventional fertilization optimized fertilization and optimized fertilization combined with ameliorant treatments can reduce the contents of nitrate nitrogen, available nitrogen and available P, optimized fertilization combined with Potassium humate is best.

与农民习惯施肥相比，优化施肥及优化施肥结合改良剂处理可以显著降低土壤硝态氮、碱解氮、速效磷含量，以优化施肥+腐植酸钾处理效果最好。

The study showed that all ameliorant treatments could decrease soil acidity in loquat garden and peach garden except the treatment of superphosphate, ameliorant treatments decreased the bioavailability of Pb, Cd in soil, and reduced the contents of Pb, Cd in fruits.

研究发现，除单施过磷酸钙外，其它改良剂处理都能降低两个园区的土壤酸度，改良剂处理均降低了土壤中Pb、Cd的生物有效性，进而降低果品中的Pb、Cd含量。

Effects of the Compound Meat Quality Ameliorant on Performance and Meat Quality of Pigs

复合肉质改进剂对猪生产性能及肉质的影响

Using potted trial, the soil heavy metal lead pollution influences on maize plant growth were studied under lime ameliorant condition.

采用盆栽试验，研究了在施用石灰改良的条件下，土壤重金属铅污染对玉米生长的影响。