南疆麦茬复播加工番茄育苗时期对产量的影响

目的]筛选适合于南疆喀什地区冬麦收获后复播加工番茄的适宜品种及育苗最佳播种时期.方法]采用穴盘育苗移栽技术,分三个育苗播种时期,分别为播期Ⅰ(4月23日)、播期Ⅱ(4月29日)、播期Ⅲ(5月5日),每个播期安排早熟8个加工番茄杂交品种,成苗后进行每个播期的田间随机区组试验.结果]产量:播期Ⅱ的新番36号,表现出良好的产量潜力,在几个参试品种中产量最高;可溶性固形物:屯河33号,屯河35号和新红40号表现出高值;单株结果数:新番36号和屯河33号表现较好;单果重:新红40号表现出大果的特性.结论]加工番茄麦茬复播最佳育苗播种时期在4月25日～5月5日,移栽时间6月10～15日,选择复播加工番茄品种时必须要选择早熟或特早熟品种,而且集中成熟度好,综合性状显示,新红40号、新番36号比较适宜南疆复播.

Effects of Seeding Date of Processing Tomato in Stubble-field on Yield in South Xinjiang

Objiective]To screen the suitable cultivated variety of processing tomato in stubble-field and the best breeding date from 8 early mature processing tomato which can be planted in Kashi area of South Xinjiang.Method]Using the techniques of transplanting seedling in trays,and dividing the seeding date into three dates,the first seeding date April 23,the second seeding date April 29 and the third seeding date May 5,at the same time,in each seeding date eight early mature hybrid varieties,were arramged after seedling the test can be randomly conducted in each sowing date in trial plot.Result]The variety of Xinfan No.36 in second seeding date have great potentialities among all the varieties;the varieties of Tunhe No.33,Tunhe No.35 and Xinhong No.40 have better expressions in brix.varieties of Xinfan No.36 and Tunhe No.33 have more fruit number per plant than that of other varieties;the variety of Xinhong No.40 expresses the best in weight per fruit.Conclusion]The best sowing date of processing tomato in stubble-field is from April 25 to May 5 and transplanting date is from June 10 to July 15,at the same time,in order to select processing tomato variety which is planted in stubble-field early or special early mature variety should be selected,Xinhong No.40 and Xinfan No.36 are suitable for cultivating in multiple cropping.