一、早(zao)施(shi)基(ji)肥(fei)。由(you)於(yu)大(da)棚(peng)杏(xing)樹(shu)生(sheng)長(chang)期(qi)提(ti)前(qian),前(qian)期(qi)地(di)溫(wen)較(jiao)低(di),根(gen)係(xi)生(sheng)長(chang)時(shi)間(jian)短(duan),生(sheng)長(chang)緩(huan)慢(man),對(dui)養(yang)分(fen)的(de)吸(xi)收(shou)能(neng)力(li)差(cha),所(suo)以(yi)基(ji)肥(fei)施(shi)入(ru)時(shi)間(jian)應(ying)提(ti)前(qian)到(dao)晚(wan)夏(xia)至(zhi)早(zao)秋(qiu)進(jin)行(xing)。此期施入後,根係恢複快,肥料被吸收利用早,可提高樹體貯藏營養水平和器官建造質量,為來年開花結果打下良好的基礎。施入的肥料應以有機肥為主,輔以適量的速效複合肥。有機肥要求充分腐熟,以盡快發揮肥效。肥料的施入量要比露地栽培多20%~30%。施肥後澆水。
二、zengjiayemianpenfeicishu。dapengxingshufayazao,yepianshengchangshijianchang,houqigongnengjianruoyizaoshuai,yinci,yingjiaqiangyemianpenfei,tigaoyepiandeshenglihuoxing,zengqiangqitonghuagongneng。liqiuhouyibanmeige10天左右噴一次,連噴5~7次。噴肥種類以氨基酸複合微肥、鈦微肥、稀土微肥等高活性有機複合液肥為主,可多種肥料交替使用。
三、加大大棚杏樹秋季修剪量。大棚杏樹生長前期光照相對較弱,加上棚內濕度大、溫wen度du高gao,極ji易yi造zao成cheng徒tu長chang,樹shu勢shi不bu穩wen,使shi樹shu冠guan鬱yu閉bi,影ying響xiang產chan量liang質zhi量liang。生sheng長chang後hou期qi枝zhi葉ye量liang偏pian大da,通tong風feng透tou光guang不bu良liang,不bu利li於yu營ying養yang物wu質zhi的de積ji累lei。因yin此ci,應ying在zai生sheng長chang季ji基ji本ben完wan成cheng全quan年nian的de修xiu剪jian任ren務wu,減jian少shao冬dong季ji修xiu剪jian量liang,是shi穩wen定ding樹shu勢shi、強壯樹體、提高營養貯備的有效措施。在春、夏季修剪的基礎上,於8~9月份枝條停長後適當疏除直立枝、guomizhi,huisuoxiruozhi,duanjiebufenchangguozhi,tongshijinxinglazhikaijiao,tiaozhengzhitiaobujuhezhiyeliang,heliliyongkongjian,congerchongfengaishanbaoliuzhidetouguangtiaojian,cujinyingyangwuzhidejilei,dadaozhuangshu、穩勢的目的。
四、加強病蟲防治。9月份搞好葉蟬的防治,可噴1次2500倍滅掃利;噴1~2次殺菌劑防治葉部病害。落葉後及時清除枯枝、落葉,以減少病源,降低害蟲越冬基數。
五、合he理li排pai灌guan。大da棚peng杏xing樹shu秋qiu季ji應ying適shi當dang控kong製zhi灌guan水shui,幹gan旱han時shi以yi小xiao水shui澆jiao灌guan,避bi免mian水shui分fen過guo量liang,遇yu到dao秋qiu雨yu過guo多duo年nian份fen,要yao搞gao好hao排pai水shui防fang澇lao,以yi防fang因yin水shui分fen過guo多duo引yin起qi徒tu長chang,影ying響xiang營ying養yang物wu質zhi的de積ji累lei。
手機版




