A composition of matter comprising an agriculturally acceptable carrier and an endophyte which expresses polynucleotides having the sequences as set forth in SEQ ID NOs: 1-5 or an endophyte which expresses polynucleotides having the sequences as set forth in SEQ ID NOs: 6-10 is disclosed. Uses thereof are also disclosed.係揭示一種物質組成物,包含一農藝上可接受之載體與一表現具SEQ ID NOs: 1-5序列之聚核苷酸之植物內生菌,或一表現具SEQ ID NOs: 6-10序列之聚核苷酸之植物內生菌。亦揭示其用途。