Natural occurrence of vesicular-arbuscular mycorrhizal (VAM) fungi in Chinese jujube trees was investigated in Zanhuang, Gaoyi, Wangdu county and the garden of Hebei Agricultural University.
本研究对河北省赞皇县、高邑县、 望都县、河北农业大学标本园等地枣树的VA菌根自然侵染率进行了调查。
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。
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