利福平标记菌株BS1 在番茄、茄子根部及土壤中的定殖动态.PDF

福建农业学报 18(2) :87 ～88,2003 : 1008- 0384 (2003) 02- 0087- 02 F uj ian J ournal of A g ric ult ural Sc iences BS1 , , , , (, 350013) : 1, 1 BS BS , , BS 1, , , 15 d 20 0 1 , 6 d BS h - 1 - 1 4 - 1 15 cfu g , 12 h 860 cfu g , 24 h (7.810 cfu g ) , 4 - 1 , 48 (6.510 ) h cfu g : BS1; ; ; : S 436. 41 : A Colonization of BS1 marked with Rifampicin on roots and in root zone soi l of tomato and eggplant WENG i-yong, CHEN ing-he, ZHAO Jian, LIU Su-ping, HE Yu-xian (I nst it ute of P lant P r otect ion , F uj ian A cademy of A g r ic ult ural Sc iences, F uz hou , F uj ian 350013, Ch ina) Abstract: Colonizing dynamics of BS1marked with Rifampicin on the roots and in root zone soil of tomato and egg- . 1 , 1 plant were investigated T he results showed that BS could be colonized on roots and in soil but BS population declined gradually, it decreased to 0on the 15th days after treatment for eggplant and the 20th days after treatment - 1 - 1 4 - 1 4 . 1 15 , 860 , 7.810 6. 510 for tomato T he BS population on plant roots were cfu g cfu g cfu g and cfu g- 1 respectively after treated 6 h, 12 h, 24 h and 48 h. Key words: Strain BS1; Root Root zone soil Colonization ability; ; 5 - 1 1 110