化学药剂防止龙眼花穗冲梢技术研究.PDFVIP

福建农业学报 15( 3) : 40 ～45, 2000 : 1008- 0384 ( 2000) 03- 0040- 06 F uj ian J our nal of A g r icultur al S ciences 林文忠, 庄卫东, 叶贻勋 ( , 362212) : , , , 6 9 cm; 9 , 4 , 69 cm , 300 mg L- 1+ 300 mg L- 1+ 340 mg L- 1+ 200 mg L- 1 + 0. 1% + 0. 2% , , 77. 3% , : ; ; ; : S 667. 204. 7 : A Technology of preventing the blos som cl usters of l ongan from forming l eafl ets with chemical reagent - , - , - LIN Wen z ong ZHUANG Wei dong YE Yi xun ( Quanz hou I nst it ute of A g ric ult ural Sc iences, J inj iang , F uj ian 362212, Ch ina) Abstract: T e experiment w as conduct ed as a ort ogonal design to st udy t e met ods of increasing t e qualit y of blossom clusters and t e yield of sett ing fruit. T e results s ow ed t at t e optimum period of preventing blossom clust er from forming leaflets was w en t e m ajor axes of blossom clusters grew to 6- 9 cm and t e leaflet s of blossom clusters w ere expansing. W en t e blossom - 1 6- 9 , ( 300 + clusters grew t o cm t e coma w as sprayed by t e common c emical CEPA mg L MH 300 mg L- 1+ B 340 mg L- 1+ PP 200 mg L- 1 + 0. 1% Na B O + 0. 2% ZnSO ) , t e 9 333 2 4 7 4 percentage of pure blossom clust er-bearing branc s was t e ig est ( 77. 3%) , t e compre ensive c aracters of blossom and fruit clusters also s ow ed t e best. Key words : Longan; Plant grow t regulat or; T e blossom clusters form leafit s