一、適期采收加工
1.適期采收。采收過早青皮不易剝落,種仁不飽滿,易出現頂尖發白、殼麵花白現象,果實水分大,果殼容易變形;采(cai)收(shou)過(guo)晚(wan)則(ze)果(guo)實(shi)易(yi)脫(tuo)落(luo),同(tong)時(shi)青(qing)皮(pi)開(kai)裂(lie)後(hou),停(ting)留(liu)在(zai)樹(shu)上(shang)的(de)時(shi)間(jian)過(guo)長(chang),會(hui)增(zeng)加(jia)黴(mei)菌(jun)感(gan)染(ran)的(de)機(ji)會(hui),果(guo)殼(ke)發(fa)黑(hei)或(huo)有(you)黑(hei)線(xian),容(rong)易(yi)自(zi)然(ran)開(kai)裂(lie),導(dao)致(zhi)堅(jian)果(guo)本(ben)質(zhi)下(xia)降(jiang)。麻核桃果實的成熟期,因品種和氣候條件不同而異,早熟與晚熟相差10~20天,一般年份比多雨年份成熟早。麻核桃果實成熟也可以從外觀形態來認定,症狀為:青皮由綠變黃發白,稍有小的裂紋,用小刀撬青皮易離皮,不染手。此時種仁飽滿、子葉變硬、果殼通紅。
2.采收方法:采用手摘法,用人字靠梯從果柄處掰下,高處也可用高枝剪,從果柄處剪下。此時樹皮極易創傷,不能腳踩樹枝、樹杆,更不能用竹木杆亂打,以免過多傷害枝芽,影響來年產量。如果一棵樹上果實成熟不一致,可采用分期分批采摘。
3.加工:guoshixiashuhou,yongshuiguodaobopi,shenzhiguokebu,yikuaiyikuaidibai,yonglibuyaoguoda,yimianshangzheguokehuawen。ruyubulipideguoshi,keyonggangshuazizhanshuizhuanzheshua,erhouzaiyongyingmaoshuaqiaodahuawengoulidesuipizazhi,yongqingshuixijing,ranhoufangzairongqilijiaxidilingcuoxiganjing,laochuyongqingshuizaicichongshuaganjing,fangzaitongfengganzaochuyingan。zhuyibunengyangguangbaoshai,yimianhekepolie。panduanganzaodebiaozhunshi,jianguopengqiaoshengyincuixiang,cishikefangzaizhixiangneibaocun。
二、水肥管理
caishouhoudaoshiyuexiaxunluoyeqizheduanshijianshimahetaodexiuyangshengxiqi,yibanqingkuangxiabuyingzaiguanshui,yimianyinqituchang。weilefangzhihuojianshaoshuifenzhengfa,zengjiaturangdeyoujizhi,tiaojieturangwendu,jianshaozacaoshengchang,keduishupanjinxingfugai,fugaidehoudubuchaoguo6厘米,腐熟後可進行30厘米深翻,以提高土壤的肥力。10yuefenshimahetaoshugenxishengchangshengqi,cishishifeikebaozhengshutishengchangfayu,youqishijinrushengguoqideshu。chanliangzhunianzengjia,duiyangfendexuqiuliangyezhujianzengduo,ruoturanggongfeibuzuhuobujishi,shutiyingyangwuzhidejileiyuxiaohaozhijianshiqupingheng,jiuhuiyingxiangshutizengchang,zhishishutichanliangxiajiang。shifeishiqikezaicaishouhou、落葉前進行,主要以羊糞、兔糞、豬圈糞為好。每平方米樹冠投影麵積用肥25~50公斤,施後深翻,立即澆水。施肥方法:如是單獨樹可環狀施肥,在樹幹周圍沿著樹冠的外緣挖一條深30厘米、寬50厘li米mi的de環huan狀zhuang施shi肥fei溝gou,把ba肥fei均jun勻yun施shi入ru埋mai好hao。施shi肥fei溝gou的de位wei置zhi應ying隨sui樹shu冠guan的de擴kuo大da逐zhu年nian向xiang外wai擴kuo展zhan。如ru園yuan內nei是shi成cheng行xing樹shu,第di一yi年nian施shi肥fei在zai兩liang行xing中zhong間jian,以yi後hou的de溝gou距ju不bu好hao錯cuo開kai,可ke進jin行xing全quan園yuan撒sa施shi。做zuo法fa是shi將jiang肥fei料liao均jun勻yun地di撒sa入ru園yuan內nei,然ran後hou淺qian翻fan,此ci法fa簡jian單dan易yi行xing。在zai落luo葉ye前qian樹shu體ti表biao現xian出chu相xiang應ying的de缺que素su症zheng時shi,可ke結jie合he施shi肥fei補bu充chong微wei量liang元yuan素su,葉ye麵mian噴pen施shi0.3%的磷酸二氧鉀液和所缺的微量元素兩次,每隔10天一次。
三、修剪與接穗的采集和保管
由you於yu麻ma核he桃tao樹shu落luo葉ye後hou即ji開kai始shi進jin入ru傷shang流liu期qi,因yin此ci,修xiu剪jian應ying在zai核he桃tao采cai收shou後hou到dao落luo葉ye前qian進jin行xing。如ru在zai落luo葉ye後hou進jin行xing修xiu剪jian,不bu僅jin把ba積ji累lei的de養yang分fen和he水shui分fen流liu失shi,影ying響xiang下xia年nian產chan量liang,而er且qie流liu失shi的de水shui分fen順shun樹shu而er下xia,流liu到dao哪na裏li,哪na裏li的de樹shu皮pi就jiu會hui凍dong傷shang、凍死,到來年的春季萌芽後才容易發現。
jieguoqishudexiujian。youshujinrujieguoqihou,benzhebianzhengxingbianjieguo,zhengxingjieguoliangbuwudeyuanze,zhongdianpeiyanglaogudeshutigujia,peiyuchuzailiangdadefengchanshuxing。bayingxiangshutishengchangdexiachuidaolazhi、重疊密生枝、交叉徒長枝、病蟲傷害枝剪除,控製好背後枝,增強骨幹枝。如背後枝生長強於原頭枝,方向角度又好,可取代原頭枝;長勢相似時,應及早疏除。如此枝較弱可培養成結果枝。有利用價值的徒長枝可緩放,以後回縮培養成結果枝組。
帶(dai)葉(ye)修(xiu)剪(jian)好(hao)。帶(dai)葉(ye)修(xiu)剪(jian)既(ji)能(neng)看(kan)到(dao)哪(na)個(ge)部(bu)位(wei)枝(zhi)密(mi)集(ji),保(bao)證(zheng)修(xiu)剪(jian)部(bu)位(wei)的(de)通(tong)風(feng)透(tou)光(guang),又(you)能(neng)隨(sui)時(shi)把(ba)剪(jian)下(xia)的(de)枝(zhi)條(tiao)作(zuo)為(wei)接(jie)穗(sui)。筆(bi)者(zhe)經(jing)過(guo)多(duo)次(ci)試(shi)驗(yan),帶(dai)葉(ye)剪(jian)下(xia)的(de)枝(zhi)條(tiao)隻(zhi)要(yao)保(bao)管(guan)適(shi)當(dang),來(lai)年(nian)春(chun)季(ji)嫁(jia)接(jie)成(cheng)活(huo)率(lv)與(yu)不(bu)帶(dai)葉(ye)剪(jian)下(xia)的(de)接(jie)穗(sui)相(xiang)差(cha)無(wu)幾(ji)。因(yin)為(wei)接(jie)穗(sui)昂(ang)貴(gui),每(mei)個(ge)芽(ya)就(jiu)能(neng)賣(mai)幾(ji)百(bai)元(yuan),有(you)的(de)果(guo)農(nong)不(bu)知(zhi)道(dao)帶(dai)葉(ye)枝(zhi)條(tiao)能(neng)當(dang)接(jie)穗(sui)用(yong),所(suo)以(yi)讓(rang)麻(ma)核(he)桃(tao)樹(shu)放(fang)任(ren)生(sheng)長(chang),沒(mei)考(kao)慮(lv)修(xiu)剪(jian),致(zhi)使(shi)樹(shu)體(ti)自(zi)然(ran)無(wu)序(xu),病(bing)害(hai)嚴(yan)重(zhong),產(chan)量(liang)無(wu)幾(ji)。帶(dai)葉(ye)剪(jian)去(qu)接(jie)穗(sui)的(de)方(fang)法(fa)是(shi):選取合格的枝條做接穗。一般選長1米以上、粗1~2厘li米mi的de葉ye芽ya成cheng熟shu飽bao滿man的de發fa育yu枝zhi或huo徒tu長chang枝zhi,枝zhi條tiao要yao求qiu生sheng長chang健jian壯zhuang,發fa育yu充chong實shi,髓sui心xin較jiao小xiao,無wu病bing蟲chong傷shang害hai。也ye可ke用yong強qiang壯zhuang母mu枝zhi或huo基ji部bu帶dai有you兩liang年nian生sheng枝zhi段duan的de結jie果guo母mu枝zhi做zuo接jie穗sui。幼you嫩nen新xin梢shao不bu宜yi做zuo春chun季ji嫁jia接jie的de接jie穗sui。剪jian下xia的de枝zhi條tiao,葉ye柄bing留liu2厘米左右,剪去葉子,每26厘米為一段,每段留兩個芽,每二十根一捆,裝入食品袋,放入冰箱食品保溫層內,溫度保持在-6℃~3℃,15tianzuoyounachujianzhayici。ruoyebingzirantuoluo,bayebingnachu,zhongxinfanghuibingxiangneibaocun。suishijiandetuiyijiesuibiaocengyezaifashengbianhua,nenlvpicengbianweihese,younenbianlao,dangshiwaidewendujiangdao6℃以下時,從冰箱中取出,把食品袋去掉,放在深80~100厘米的土坑裏,用潮濕的細沙埋好,一層接穗一層10厘米厚的細沙。坑用玉米秸或柴草蓋好。如剪下的接穗數量多,冰箱裝不下,也可放在6厘米左右的地窖內沙藏,但要掌握好地窖內溫度。
四、病蟲害的防治
9月上旬至10月上旬是"山核桃舟蛾"幼蟲發生危害期,該蟲發生時麻核桃葉常被吃光,造成二次抽葉。受害嚴重的樹3~5年不結果,甚至枯死。防治該蟲,可噴施90%敵百蟲1000倍液或20%的氰戊菊酯3000倍液。易發生蟲害的還有"斑衣蠟禪",俗稱"花大姐",可噴施2.5%溴氰菊酯3000倍液進行防治。
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