Test of fertilizer-applying in arid hillside jujube close planting garden shows that the effect of 3 times fertilizer applying is the best.
黄土丘陵区旱坡地枣树密植园施肥试验表明，施肥3次效果最好。
Study the effects of branch drawing on the tree growth, light environment, fruit quality and yield of jujube in direct seeding close planting jujube field.
拉枝对直播密植枣园树体生长、光环境以及枣果产量和品质的影响。
The results showed that the KefengNo. 4 yield was 16.7and 48.2 percent higher than that of other three varieties in yield, due to Kefeng No. 4 with resistance lodging and close planting;
试验结果统计分析表明：超高产品种克丰4号较其它三个品种具有明显的生物学特征特性，单株小麦的生物产量和粒重相对较低，但单位面积上群体的生物产量和粒重分别提高16.7%和48.2%。
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