徐淮地区早春气温对鲜食花生生长的影响

目的]使鲜食花生能够早收提前上市,增加经济效益。方法]设露地播种、地膜覆盖、双膜覆盖3个处理研究徐淮地区早春气温对鲜食花生生长的影响。结果]徐淮地区花生采用双膜覆盖栽培法可在3月20日前后播种,6月底7月初即可收获鲜果上市,经济效益较高,在此之前播种的,则会出现不出苗或出苗率极低的现象;采用地膜覆盖栽培法应在4月20日前后播种,7月20日以后收获鲜果上市,产量高,经济效益也好;4月20日露地栽培的出苗期需要17d以上,出苗率仅为80%左右。要使花生正常发芽出苗,其播种期应在4月底至5月上旬为宜。结论]为徐淮地区鲜食花生的生产提供了参考。

Effect of the Temperature in Early Spring on the Growth of Fresh Peanut

Objective] The technique,which could promote the sale of the fresh peanut in earlier spring for much more benefit,was experimented.Method] The effect of three treatments: outdoor peanut-sowing,peanut-sowing inside plastic film mulching and dual mulching cultivation in early spring in Xuhuai Region,on its growth was studied.Results] The experimental result showed that the peanut seeds could be sown on around 20th March under the technique of dual mulching cultivation and fresh fruit would come to market a...