產于中國東北長白山(shan)(shan)區(qu)、吉(ji)林(lin)山(shan)(shan)區(qu)及小興安嶺愛輝以南海拔150-1800米(mi)、氣候溫寒、濕潤、棕色森(sen)林(lin)土地帶。分布于中國(黑(hei)龍江、吉(ji)林(lin))、日本(本州)、朝鮮民(min)主(zhu)主(zhu)義(yi)人民(min)共(gong)和國、大(da)韓民(min)國、俄羅斯(si)聯邦(阿穆爾(er)、哈巴(ba)羅夫(fu)斯(si)克、Primoryi)。
紅(hong)松(song)是松(song)科松(song)屬的常(chang)綠喬木,樹(shu)高可達30米,胸徑1米;幼(you)樹(shu)樹(shu)皮(pi)(pi)灰(hui)褐色(se),近平(ping)滑,大樹(shu)樹(shu)皮(pi)(pi)灰(hui)褐色(se)或灰(hui)色(se),縱裂成不規則的長方鱗狀塊片(pian),裂片(pian)脫落后露出紅(hong)褐色(se)的內皮(pi)(pi);樹(shu)干上部常(chang)分叉,枝近平(ping)展,樹(shu)冠圓錐形;一年生枝密被黃褐色(se)或紅(hong)褐色(se)柔(rou)毛;冬芽(ya)淡紅(hong)褐色(se),矩圓狀卵圓形,先端尖,微被樹(shu)脂,芽(ya)鱗排(pai)列較疏(shu)松(song)。
針葉5針一束,長6-12厘米(mi),粗硬,直,深綠色,邊(bian)緣具細(xi)鋸齒,背面通(tong)常(chang)無(wu)氣(qi)(qi)孔(kong)線,腹面每側具6-8條淡(dan)藍灰色的氣(qi)(qi)孔(kong)線;橫切面近三(san)角(jiao)形,皮下層細(xi)胞單(dan)層,但在背面兩樹脂(zhi)道之(zhi)間常(chang)出現斷續(xu)的分布著1-3或多至15個細(xi)胞寬的第(di)二層皮下層,樹脂(zhi)道3個,中生,位于三(san)個角(jiao)部;葉鞘早落。
雄(xiong)球花橢圓狀(zhuang)(zhuang)圓柱(zhu)形(xing),紅黃色(se),長(chang)(chang)7-10毫米(mi),多數(shu)密集于(yu)新枝下部成穗狀(zhuang)(zhuang);雌球花綠褐色(se),圓柱(zhu)狀(zhuang)(zhuang)卵(luan)(luan)圓形(xing),直立,單生(sheng)或數(shu)個集生(sheng)于(yu)新枝近頂端,具粗長(chang)(chang)的梗。球果圓錐狀(zhuang)(zhuang)卵(luan)(luan)圓形(xing)、圓錐狀(zhuang)(zhuang)長(chang)(chang)卵(luan)(luan)圓形(xing)或卵(luan)(luan)狀(zhuang)(zhuang)矩圓形(xing),長(chang)(chang)9-14厘米(mi),稀更(geng)長(chang)(chang),徑6-8厘米(mi),梗長(chang)(chang)1-1.5厘米(mi),成熟后種(zhong)鱗不張(zhang)(zhang)開,或稍微張(zhang)(zhang)開而露出(chu)種(zhong)子,但種(zhong)子不脫落。
種(zhong)鱗(lin)菱(ling)形(xing),上部漸(jian)窄而開(kai)展(zhan),先端鈍,向外反曲,鱗(lin)盾黃褐色或(huo)微帶灰綠色,三(san)角形(xing)或(huo)斜方狀三(san)角形(xing),下(xia)部底邊(bian)截(jie)形(xing)或(huo)微成寬楔形(xing),表面(mian)有(you)皺紋,鱗(lin)臍不顯著(zhu);種(zhong)子大,著(zhu)生于種(zhong)鱗(lin)腹(fu)(上)面(mian)下(xia)部的(de)凹槽中,無翅(chi)或(huo)頂端及上部兩側微具棱脊,暗紫(zi)褐色或(huo)褐色,倒(dao)卵(luan)狀三(san)角形(xing),微扁,長1.2-1.6厘米,徑7-10毫米;子葉13-16枚,針狀,橫(heng)切面(mian)三(san)角形(xing),長3.8-5厘米,寬約1.5毫米,先端尖,邊(bian)緣有(you)細鋸(ju)齒;初生葉條(tiao)形(xing),長1.3-1.6厘米,寬不及1毫米,邊(bian)緣有(you)細鋸(ju)齒。
花期(qi)6月(yue),球果第二年9-10月(yue)成熟(shu)。
紅松(song)喜光性強,對土壤水分要求較高,不(bu)宜過干、過濕(shi)的土壤及嚴寒(han)氣(qi)(qi)候。在(zai)溫寒(han)多雨,相(xiang)對濕(shi)度較高的氣(qi)(qi)候與深厚肥沃、排(pai)水良(liang)好的酸性棕色森林(lin)土上(shang)生(sheng)長(chang)最好。紅松(song)屬(shu)半陽性樹(shu)種,淺(qian)根性,常生(sheng)于排(pai)水良(liang)好的濕(shi)潤山坡上(shang),幼(you)樹(shu)耐(nai)庇蔭(yin),對大氣(qi)(qi)濕(shi)度較敏感,濕(shi)潤度在(zai)0.7以上(shang)生(sheng)長(chang)良(liang)好,在(zai)0.5以下生(sheng)長(chang)不(bu)良(liang)。
紅(hong)松(song)是雌雄同株(zhu)異花的(de)樹種(zhong)(zhong)(zhong),花期(qi)在6月(yue)中下旬,自開花至(zhi)球果(guo)(guo)(guo)成熟歷時15個月(yue),紅(hong)松(song)采種(zhong)(zhong)(zhong)期(qi)可(ke)長達(da)4個月(yue),前期(qi)可(ke)以(yi)從樹上(shang)采摘或打落球果(guo)(guo)(guo),后期(qi)可(ke)從雪地(di)上(shang)拾取球果(guo)(guo)(guo)。球果(guo)(guo)(guo)采集后攤開晾曬或陰干數日,鱗片(pian)稍張開時可(ke)人工(gong)棒打調(diao)制。天(tian)然林球果(guo)(guo)(guo)的(de)出(chu)種(zhong)(zhong)(zhong)率13%-14%,人工(gong)林球果(guo)(guo)(guo)出(chu)種(zhong)(zhong)(zhong)率可(ke)達(da)30%,千粒重520克。在采種(zhong)(zhong)(zhong)工(gong)作中應注意(yi)球果(guo)(guo)(guo)的(de)選擇,在種(zhong)(zhong)(zhong)子(zi)調(diao)制過程中要篩去小粒種(zhong)(zhong)(zhong)子(zi),以(yi)保證種(zhong)(zhong)(zhong)子(zi)質(zhi)(zhi)量和苗木的(de)優質(zhi)(zhi)高(gao)產。種(zhong)(zhong)(zhong)子(zi)要經過晾曬使其含水量降到(dao)10%時方可(ke)儲藏。
種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)處理(li),首先要凈種(zhong)(zhong)(zhong)(zhong)(zhong),紅松種(zhong)(zhong)(zhong)(zhong)(zhong)粒大,單位面積播(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)量高,一(yi)(yi)般一(yi)(yi)級種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)每平方(fang)米(mi)播(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)0.5公(gong)斤。一(yi)(yi)般是用清(qing)水(shui)侵種(zhong)(zhong)(zhong)(zhong)(zhong)24小(xiao)時,除(chu)掉(diao)浮(fu)起(qi)的種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi),留用沉底的種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)。其次種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)消(xiao)毒,紅松種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)催芽時間長(chang)(chang),如(ru)不(bu)(bu)進行消(xiao)毒,易引(yin)起(qi)種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)霉腐,在消(xiao)毒前先進行浸種(zhong)(zhong)(zhong)(zhong)(zhong),然后(hou)用0.5%硫酸水(shui)溶液浸種(zhong)(zhong)(zhong)(zhong)(zhong)消(xiao)毒3小(xiao)時,撈(lao)出種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)控干(gan),準備(bei)混(hun)沙催芽。第三是種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)催芽,紅松種(zhong)(zhong)(zhong)(zhong)(zhong)子(zi)(zi)(zi)(zi)休眠期長(chang)(chang),不(bu)(bu)經過充分催芽處理(li),春(chun)季播(bo)種(zhong)(zhong)(zhong)(zhong)(zhong)當年不(bu)(bu)出苗或出不(bu)(bu)齊。
室內自然溫度堆積法。在8月(yue)中(zhong)、下旬(xun),將(jiang)種(zhong)子浸水2天,混沙兩倍,保持60%的濕(shi)度,放室內堆成30-40厘米高(gao)(gao),隔(ge)日翻動(dong)一次,干時澆水,待天冷結凍(dong)時,堆成60厘米高(gao)(gao),并澆水封(feng)凍(dong),至春季播種(zhong)前將(jiang)其(qi)翻動(dong),使(shi)溫濕(shi)均勻(yun)。
快速催(cui)芽(ya)法。在(zai)播種(zhong)(zhong)(zhong)前(qian)40天,用50度(du)熱水(shui)浸(jin)種(zhong)(zhong)(zhong),并(bing)充分攪動(dong),直至水(shui)溫(wen)下降到30度(du),經過(guo)24小時后,在(zai)換(huan)(huan)涼(liang)水(shui),以后每(mei)兩天換(huan)(huan)涼(liang)水(shui)一次(ci),浸(jin)10天,當(dang)種(zhong)(zhong)(zhong)仁變成乳白色時,將(jiang)種(zhong)(zhong)(zhong)子(zi)撈出,均勻地與(yu)3倍體(ti)積的濕(shi)沙(sha)混(hun)合,放在(zai)背風向陽(yang)處(chu)攤曬(shai),每(mei)天晚將(jiang)種(zhong)(zhong)(zhong)子(zi)堆成堆,蓋上(shang)草簾(lian),第二天再(zai)攤開,如果為了加(jia)快催(cui)芽(ya)時間,可放在(zai)室內(nei)適(shi)當(dang)加(jia)溫(wen),溫(wen)度(du)保持20-30度(du),每(mei)日(ri)要(yao)翻(fan)動(dong)兩次(ci)并(bing)均勻澆水(shui),以保持一定(ding)濕(shi)度(du)。
紅(hong)松的(de)出苗(miao)(miao)期約需20至(zhi)30天,當氣溫(wen)高于(yu)16攝(she)氏(shi)度(du)(du)時,發芽最旺盛,應(ying)(ying)注(zhu)意(yi)噴水(shui)(shui)防(fang)旱(han),并(bing)(bing)注(zhu)意(yi)鳥類啄(zhuo)食危害。幼苗(miao)(miao)期根(gen)(gen)生(sheng)(sheng)長(chang)(chang)(chang)(chang)較快(kuai),主根(gen)(gen)可達(da)10厘米(mi)長(chang)(chang)(chang)(chang),約占全年生(sheng)(sheng)長(chang)(chang)(chang)(chang)量(liang)的(de)40%,且能(neng)生(sheng)(sheng)長(chang)(chang)(chang)(chang)4至(zhi)5條側根(gen)(gen)。而苗(miao)(miao)高生(sheng)(sheng)長(chang)(chang)(chang)(chang)量(liang)很(hen)(hen)小。所以(yi)(yi)(yi)苗(miao)(miao)木(mu)(mu)抵抗(kang)力很(hen)(hen)差,應(ying)(ying)注(zhu)意(yi)澆水(shui)(shui)降溫(wen),防(fang)止日(ri)灼(zhuo),并(bing)(bing)及時追肥(fei)和松土除草(cao)(cao)。自(zi)紅(hong)松幼苗(miao)(miao)形成(cheng)頂芽時起,至(zhi)生(sheng)(sheng)長(chang)(chang)(chang)(chang)速度(du)(du)下降為(wei)止,約持續2個(ge)月(yue)。葉(xie)量(liang)增(zeng)(zeng)大(da),苗(miao)(miao)莖加粗,主根(gen)(gen)伸長(chang)(chang)(chang)(chang),側根(gen)(gen)大(da)量(liang)生(sheng)(sheng)長(chang)(chang)(chang)(chang),并(bing)(bing)出現兩次側根(gen)(gen)。苗(miao)(miao)木(mu)(mu)需肥(fei)量(liang)增(zeng)(zeng)加,應(ying)(ying)及時追肥(fei)。并(bing)(bing)加強(qiang)中耕松土和除草(cao)(cao)等管理。當年生(sheng)(sheng)紅(hong)松苗(miao)(miao)弱小,一般不(bu)(bu)能(neng)出圃造林(lin)(常(chang)用2至(zhi)3年生(sheng)(sheng)苗(miao)(miao)造林(lin)),所以(yi)(yi)(yi)苗(miao)(miao)木(mu)(mu)越冬保護(hu)極為(wei)重要。紅(hong)松更能(neng)耐寒,但怕干(gan)旱(han),特別是(shi)早(zao)春苗(miao)(miao)木(mu)(mu)地上(shang)都已(yi)萌(meng)動,但土壤尚未解(jie)凍,不(bu)(bu)能(neng)及時供應(ying)(ying)水(shui)(shui)分(fen)而造成(cheng)生(sheng)(sheng)理干(gan)旱(han)。因此,常(chang)用覆土埋苗(miao)(miao)法(fa)保護(hu)苗(miao)(miao)木(mu)(mu)。其方法(fa)是(shi):先將步道土壤打碎埋沒苗(miao)(miao)莖,再將苗(miao)(miao)木(mu)(mu)傾向一側用土壓倒,厚(hou)約10厘米(mi),以(yi)(yi)(yi)不(bu)(bu)見苗(miao)(miao)葉(xie)為(wei)度(du)(du),并(bing)(bing)注(zhu)意(yi)不(bu)(bu)能(neng)透風。待(dai)來春土壤解(jie)凍深度(du)(du)達(da)10厘米(mi)以(yi)(yi)(yi)上(shang)時再撤土。也有應(ying)(ying)用增(zeng)(zeng)溫(wen)劑噴灑葉(xie)面,控制葉(xie)面蒸騰,防(fang)止苗(miao)(miao)木(mu)(mu)干(gan)枯,效果很(hen)(hen)好。
一般采用(yong)(yong)四年(nian)生紅(hong)松(song)苗(miao)(miao)(2-2紅(hong)松(song)苗(miao)(miao)),上山(shan)造林栽(zai)植前(qian)實行(xing)穴狀或(huo)臺田整地(di),按1.5×1.5m或(huo)1.5×2.0m株(zhu)行(xing)距栽(zai)植,初植密(mi)度宜大,可采用(yong)(yong)林冠(guan)下混(hun)交造林,待紅(hong)松(song)長(chang)(chang)到1.0至1.5m高時,逐步去掉影響紅(hong)松(song)生長(chang)(chang)的(de)(de)闊(kuo)葉(xie)樹種,形成(cheng)針(zhen)闊(kuo)混(hun)交林,栽(zai)植三年(nian)內進行(xing)撫育(yu),割(ge)除影響紅(hong)松(song)生長(chang)(chang)的(de)(de)雜(za)草,灌(guan)木(mu)(mu),防治松(song)毛(mao)蟲(chong)危害,主要采取(qu)綁扎毒條的(de)(de)方(fang)法進行(xing)防治。用(yong)(yong)種子繁殖(zhi),對其(qi)種子要在播種前(qian)進行(xing)催芽處理后育(yu)苗(miao)(miao)。造林時應采用(yong)(yong)4年(nian)生苗(miao)(miao)木(mu)(mu),選擇土層深厚、排水良好的(de)(de)山(shan)坡(po)中下腹(fu)為宜。
紅(hong)松對立地條(tiao)件(jian)要求較高,一(yi)般(ban)(ban)需要選(xuan)擇地勢較低(di)、但(dan)又(you)不能積水的(de)(de)平坦地帶。要在(zai)(zai)(zai)(zai)短期(qi)內取得(de)較好的(de)(de)經(jing)濟(ji)效(xiao)益,可(ke)采用4mX4m或(huo)5mX5m株行(xing)距,挖長、寬各40cm,深50cm的(de)(de)坑,將嫁接好的(de)(de)容(rong)器苗除去塑料(liao)袋放(fang)在(zai)(zai)(zai)(zai)坑內,填土踩實(shi),然后修60cmX60cm的(de)(de)水盤,灌(guan)水以(yi)確(que)保成(cheng)活。栽(zai)植時(shi)間可(ke)在(zai)(zai)(zai)(zai)春季或(huo)秋(qiu)季,亦(yi)可(ke)在(zai)(zai)(zai)(zai)雨(yu)(yu)季。雨(yu)(yu)季栽(zai)植可(ke)節(jie)省(sheng)大量(liang)勞力,但(dan)要把(ba)握好時(shi)機,由(you)(you)于雨(yu)(yu)季苗木正(zheng)處于生長旺盛時(shi)期(qi),一(yi)但(dan)水分供應(ying)不足,則很容(rong)易(yi)造成(cheng)萎(wei)蔫或(huo)枯(ku)萎(wei)死亡。在(zai)(zai)(zai)(zai)造林地進行(xing)嫁接的(de)(de)苗木,成(cheng)活后應(ying)及時(shi)控制其它非嫁接枝的(de)(de)生長,一(yi)但(dan)發現有(you)超過嫁接枝的(de)(de)枝條(tiao)要及時(shi)除掉。紅(hong)松經(jing)嫁接一(yi)般(ban)(ban)6-7a就可(ke)以(yi)結實(shi),但(dan)此時(shi)由(you)(you)于雄(xiong)花(hua)粉(fen)較少,種子(zi)多(duo)為批(pi)粒(li),應(ying)根據當地的(de)(de)氣候條(tiao)件(jian)進行(xing)人(ren)工輔助(zhu)授粉(fen)。
用(yong)當年(nian)新采的紅(hong)松種子(zi)進行(xing)變溫催芽(ya)處(chu)理(li)。用(yong)這(zhe)種方法(fa)處(chu)理(li)后的紅(hong)松種子(zi),播種后3-5天(tian)就出土,7天(tian)左右全(quan)部出齊,每年(nian)的出苗(miao)率均(jun)達90%以上(shang)。一(yi)、準備(bei)工(gong)作一(yi)是(shi)在種子(zi)處(chu)理(li)室(shi)(shi)內鋪設地(di)(di)(di)板,地(di)(di)(di)板離地(di)(di)(di)面30厘米高,做好(hao)(hao)保溫工(gong)作;二是(shi)準備(bei)充足(zu)的河砂,河砂的體積(ji)為處(chu)理(li)種子(zi)體積(ji)的2倍;三是(shi)準備(bei)好(hao)(hao)取(qu)暖設施;四是(shi)用(yong)甲醛(quan)對種子(zi)處(chu)理(li)室(shi)(shi)進行(xing)醺蒸(zheng)消(xiao)毒,用(yong)0.5%的高錳酸鉀(jia)對河砂進行(xing)消(xiao)毒待用(yong)。
當(dang)種子有(you)30%以(yi)上裂嘴時,即為催(cui)芽良好(hao),可用于播(bo)種。當(dang)春季地下5厘米處(chu)溫度(du)達到8度(du)以(yi)上時即可播(bo)種。播(bo)種量(按干種計算)每畝200-250公斤,用播(bo)種機將種子播(bo)在床面上,然后(hou)加(jia)以(yi)鎮(zhen)壓,使(shi)種子與土(tu)壤緊(jin)密接(jie)觸,再覆以(yi)種粒兩倍后(hou)的腐殖土(tu)或鋸末(mo),并再鎮(zhen)壓一次。如覆鋸末(mo)時,必須(xu)澆透水。
一般栽植紅(hong)松嫁(jia)接(jie)苗有三種(zhong)方式(shi)(shi):一是在(zai)苗圃地(di)培育(yu)的(de)紅(hong)松砧木苗上(shang)嫁(jia)接(jie),一年后,將嫁(jia)接(jie)苗裸根(gen)上(shang)山栽植;二(er)是在(zai)造林地(di)上(shang)按3×3M、4×4M或3×5M等不同株行(xing)距,定植4-5年生的(de)砧木苗,實行(xing)現地(di)嫁(jia)接(jie);三是在(zai)培育(yu)好的(de)營養杯苗上(shang)嫁(jia)接(jie),實行(xing)移栽定植。常用的(de)是前兩種(zhong)方式(shi)(shi),成本低,方法簡便易(yi)行(xing)。
接(jie)穗與砧木嫁(jia)(jia)接(jie)部位(wei)是用(yong)塑料(liao)(liao)條(tiao)(tiao)纏綁(bang)的(de)(de),成(cheng)活后,適時解(jie)綁(bang),有利于嫁(jia)(jia)接(jie)苗(miao)生(sheng)(sheng)長。采用(yong)苗(miao)圃地嫁(jia)(jia)接(jie)的(de)(de),在(zai)嫁(jia)(jia)接(jie)的(de)(de)當(dang)年(nian),以不解(jie)開(kai)塑料(liao)(liao)條(tiao)(tiao)為宜,翌年(nian)上(shang)山定植后再(zai)進行(xing)解(jie)綁(bang);采用(yong)現地嫁(jia)(jia)接(jie)的(de)(de),最好在(zai)嫁(jia)(jia)接(jie)后的(de)(de)第二年(nian)5月份(fen)解(jie)條(tiao)(tiao)為宜,而對嫁(jia)(jia)接(jie)當(dang)年(nian)切口(kou)完(wan)全(quan)愈(yu)合(he)且接(jie)穗生(sheng)(sheng)長良好的(de)(de),也(ye)可以在(zai)7月份(fen)解(jie)綁(bang)。一般嫁(jia)(jia)接(jie)當(dang)年(nian)多數(shu)切口(kou)愈(yu)合(he)不牢(lao)固(gu),易遭人畜或自然災害(hai)危害(hai),致(zhi)使接(jie)穗折(zhe)斷(duan),劈裂,降低(di)成(cheng)活率,故適時解(jie)綁(bang),有利于嫁(jia)(jia)接(jie)苗(miao)的(de)(de)成(cheng)活和生(sheng)(sheng)長。
掌(zhang)握正確的(de)(de)修(xiu)(xiu)剪(jian)(jian)方法(fa),對嫁接(jie)(jie)(jie)苗的(de)(de)成活和生(sheng)長(chang)(chang)有很大影響。嫁接(jie)(jie)(jie)苗栽植后(hou)需要(yao)連續5-7年(nian)的(de)(de)樹勢管理,即在每(mei)年(nian)的(de)(de)2-3月份對樹體進行(xing)一(yi)次全面(mian)修(xiu)(xiu)剪(jian)(jian)整形,剪(jian)(jian)去(qu)影響接(jie)(jie)(jie)穗生(sheng)長(chang)(chang)的(de)(de)砧(zhen)(zhen)(zhen)木(mu)側(ce)枝(zhi)頂(ding)端,以確保(bao)接(jie)(jie)(jie)穗生(sheng)長(chang)(chang)始終處于(yu)主枝(zhi)地(di)(di)位。在定(ding)植后(hou)的(de)(de)幾年(nian)內,接(jie)(jie)(jie)穗高生(sheng)長(chang)(chang)量(liang)小于(yu)砧(zhen)(zhen)(zhen)木(mu)側(ce)枝(zhi)生(sheng)長(chang)(chang)量(liang),接(jie)(jie)(jie)穗的(de)(de)主枝(zhi)地(di)(di)位易被砧(zhen)(zhen)(zhen)木(mu)側(ce)枝(zhi)所取(qu)代。所以,在修(xiu)(xiu)剪(jian)(jian)過程中,前幾年(nian)只剪(jian)(jian)去(qu)砧(zhen)(zhen)(zhen)木(mu)側(ce)枝(zhi)主梢,控制其高生(sheng)長(chang)(chang),保(bao)留其它營養(yang)枝(zhi)。隨著(zhu)接(jie)(jie)(jie)穗主體地(di)(di)位的(de)(de)確定(ding),并形成新的(de)(de)多層營養(yang)枝(zhi)時(shi),再逐(zhu)漸剪(jian)(jian)去(qu)砧(zhen)(zhen)(zhen)木(mu)側(ce)枝(zhi)。當嫁接(jie)(jie)(jie)苗接(jie)(jie)(jie)穗形成完整的(de)(de)一(yi)株(zhu)幼樹時(shi),樹體修(xiu)(xiu)剪(jian)(jian)工(gong)作結(jie)束。
插前防止措施
采(cai)集(ji)的插(cha)(cha)穗(sui)(sui)距(ju)離遠近直接影響插(cha)(cha)穗(sui)(sui)水分狀(zhuang)態,因此(ci)營建采(cai)穗(sui)(sui)圃時(shi)應建在離扦插(cha)(cha)床(chuang)較近的地方。插(cha)(cha)穗(sui)(sui)采(cai)集(ji)離插(cha)(cha)床(chuang)距(ju)離遠時(shi),應注意(yi)運(yun)輸過(guo)程中插(cha)(cha)穗(sui)(sui)的保存。紅松(song)插(cha)(cha)穗(sui)(sui)采(cai)用(yong)木箱(xiang)子。麻袋作包裝。具(ju)體做法是一層濕沙子一層插(cha)(cha)穗(sui)(sui),運(yun)輸時(shi)間中途應適量落水,這樣(yang)可以(yi)保持插(cha)(cha)穗(sui)(sui)正常(chang)狀(zhuang)態2-3。
選擇適宜的采穗季節
不同類(lei)型插穗進(jin)行扦穗應選擇適宜的(de)(de)采穗,實踐證明(ming),春插時采穗期(qi)為休眠期(qi),嫩枝扦插注意(yi)的(de)(de)成熟度,紅(hong)松(song)新葉長到8-12cm。韌(ren)皮部與木質部能分(fen)離出,是(shi)紅(hong)松(song)插穗可采的(de)(de)時期(qi),時間大約是(shi)7月(yue)10日-7月(yue)15日。
培育抗旱性插穗
插穗(sui)(sui)(sui)的質量好壞直(zhi)接影響抗旱能(neng)(neng)力和成(cheng)活,在(zai)采穗(sui)(sui)(sui)圃采集(ji)采穗(sui)(sui)(sui)提前(qian)1個月施磷(lin)酸二氫(qing)鉀,其(qi)濃度(du)為(wei)1:200倍,施液量200ml/m,并以樹(shu)葉表面被液膜充分覆(fu)蓋為(wei)主(zhu)。培育健壯(zhuang)插穗(sui)(sui)(sui)的第二種措(cuo)施是(shi)采穗(sui)(sui)(sui)前(qian)3個月插穗(sui)(sui)(sui)基部(bu)進(jin)行環(huan)割,在(zai)母株上形成(cheng)愈傷組織,其(qi)插穗(sui)(sui)(sui)進(jin)行扦插,插穗(sui)(sui)(sui)可直(zhi)接從插壤中吸收水(shui)分,很短時間內(nei)即(ji)能(neng)(neng)適應(ying)插床的環(huan)境,生(sheng)根率可提高(gao)10%-30%。
選擇庇蔭的環境處理插穗
將采集的插(cha)穗(sui)處(chu)理(li)后立即用(yong)水浸泡,這(zhe)是(shi)保存健壯插(cha)穗(sui)的一種簡便(bian)的方法。插(cha)穗(sui)處(chu)理(li)的過程(cheng)應在(zai)庇(bi)蔭(yin)條件下進行(xing),插(cha)穗(sui)在(zai)庇(bi)蔭(yin)下放(fang)置6-8h,其失水程(cheng)度(du)相當于陽光直射下旋轉2-4h,庇(bi)蔭(yin)措(cuo)施是(shi)防止插(cha)穗(sui)干(gan)旱的有(you)效措(cuo)施。
庭蔭樹,行(xing)道樹,風景(jing)林(lin),馬路綠化,景(jing)園綠化。人造的紅松林(lin)也在山(shan)區、半山(shan)區和林(lin)場培(pei)育成材。并且作為綠化樹種,它(ta)已從偏僻的山(shan)川,走進了喧囂(xiao)的城鎮街市了。
松(song)(song)(song)(song)(song)(song)籽是紅松(song)(song)(song)(song)(song)(song)的(de)種子,是紅松(song)(song)(song)(song)(song)(song)樹的(de)果實(shi),又稱海松(song)(song)(song)(song)(song)(song)子。松(song)(song)(song)(song)(song)(song)子含(han)脂肪(fang)、蛋白質、碳水化(hua)合物(wu)等。松(song)(song)(song)(song)(song)(song)子既是重要的(de)中藥(yao),久食健身心,滋(zi)潤皮(pi)膚,延(yan)年益壽(shou)。明朝(chao)李時(shi)珍對松(song)(song)(song)(song)(song)(song)子的(de)藥(yao)用(yong)曾(ceng)給予很高的(de)評價,他在《本草綱目》中寫道:“海松(song)(song)(song)(song)(song)(song)子,釋名新羅松(song)(song)(song)(song)(song)(song)子,氣(qi)味(wei)甘小無毒;主(zhu)治(zhi)骨(gu)節風,頭眩、去死肌、變白、散(san)水氣(qi)、潤五(wu)(wu)臟、逐風痹寒氣(qi),虛羸(lei)少氣(qi)補不足,肥五(wu)(wu)臟,散(san)諸風、濕腸胃,久服身輕,延(yan)年不老。”可(ke)(ke)食用(yong),可(ke)(ke)做糖(tang)果、糕點輔(fu)料,還可(ke)(ke)代植物(wu)油食用(yong)。松(song)(song)(song)(song)(song)(song)子油可(ke)(ke)食用(yong),炒食、煮食為主(zhu)。
松子(zi)仁性味(wei):松子(zi),性平(ping),味(wei)甘。具有補腎益氣、養(yang)血(xue)潤腸、滑腸通便(bian)、潤肺止咳等作(zuo)用(yong)。
營養(yang):松子的營養(yang)價值很高,在(zai)每百克(ke)(ke)松子肉中(zhong),含蛋白質16.7克(ke)(ke),脂(zhi)肪(fang)63.5克(ke)(ke),碳水(shui)化合物9.8克(ke)(ke)以及礦物質鈣(gai)78毫克(ke)(ke)、磷236毫克(ke)(ke)、鐵6.7毫克(ke)(ke)和(he)不(bu)飽和(he)脂(zhi)肪(fang)酸等營養(yang)物質。
功效(xiao):松(song)子內含有(you)大量的(de)不飽和脂(zhi)肪酸,常食松(song)子,可以(yi)強身健(jian)體(ti),特別對老年(nian)體(ti)弱、腰痛、便(bian)(bian)秘、眩暈、小兒生(sheng)長發育遲緩均有(you)補腎(shen)益氣、養(yang)血潤腸、滋補健(jian)身的(de)作(zuo)用。治(zhi)療燥(zao)咳(ke)、吐血、便(bian)(bian)秘等病。《日華子本草(cao)》載“逐(zhu)風痹(bi)寒氣,虛羸少氣,補不足,潤皮(pi)膚(fu),肥五臟”。《玉楸藥解》載“潤肺止咳(ke),滑(hua)腸通便(bian)(bian),開關逐(zhu)痹(bi),澤(ze)膚(fu)榮毛”。可見常食松(song)于能延年(nian)、美容。凡脾虛便(bian)(bian)溏(tang)、腎(shen)虧遺精、濕(shi)痰甚者(zhe)均不宜多食。
紅(hong)松是著名的珍(zhen)貴經濟樹(shu)(shu)木(mu),紅(hong)松為優良的用(yong)材(cai)(cai)樹(shu)(shu)種,邊材(cai)(cai)淡黃白色(se)(se)(se),心材(cai)(cai)淡黃褐(he)色(se)(se)(se)或(huo)淡褐(he)紅(hong)色(se)(se)(se),質(zhi)輕(qing)軟,紋理直,結構細,比(bi)重0.38-0.46,耐腐力強,易加工(gong)(gong)。可供建筑、舟車、橋梁、枕木(mu)、電桿、家(jia)具、板(ban)材(cai)(cai)及(ji)木(mu)纖維工(gong)(gong)業原(yuan)料等(deng)用(yong)材(cai)(cai)。木(mu)材(cai)(cai)及(ji)樹(shu)(shu)根可提松節油(you)。樹(shu)(shu)皮(pi)可提栲膠。種子大,可食(shi),含(han)脂(zhi)肪油(you)及(ji)蛋白質(zhi),可榨油(you)供食(shi)用(yong),或(huo)供制肥皂、油(you)漆、潤滑油(you)等(deng)用(yong)。
紅松(song)材質輕(qing)軟,結構細膩,紋(wen)理密直通達,形色美觀又不容易變形,并且(qie)耐腐朽力(li)強,所以(yi)是(shi)建筑、橋梁、枕木、家具制(zhi)作的上等(deng)木料(liao)。即使是(shi)紅松(song)的枝丫(ya)、樹皮、樹根也可用來制(zhi)造紙漿和纖維板。從(cong)松(song)根、松(song)葉、松(song)脂(zhi)中還(huan)能撮松(song)節油(you)、松(song)針油(you)、松(song)香等(deng)工(gong)業(ye)原(yuan)料(liao)。
據專家測算紅(hong)松的(de)生(sheng)(sheng)態價(jia)值是它經濟價(jia)值的(de)1300多倍。紅(hong)松的(de)生(sheng)(sheng)態價(jia)值主(zhu)要(yao)包括(kuo):吸碳吐(tu)氧、調節(jie)氣(qi)候、涵(han)養水源、防風固沙、保(bao)護物種多樣性、和保(bao)護國土安全等(deng)。
闊葉紅(hong)松林的植(zhi)被(bei)就(jiu)像一塊巨大的吸收雨水(shui)的海(hai)面,紅(hong)松的樹(shu)根牢牢地抓著大地固定(ding)土壤,樹(shu)根把(ba)雨水(shui)輸(shu)送到地下形成一個天然(ran)的大水(shui)庫,使水(shui)土不流失,山體不滑坡。
以一公頃紅松(song)林(lin)為例(li),每(mei)年可吸收二氧(yang)化(hua)碳13噸(dun),同時排放除氧(yang)器9.5噸(dun),并釋(shi)(shi)放出大量的(de)(de)負氧(yang)離子(zi),高于城市5-8倍(bei),非常有益于人的(de)(de)健康(kang)、消除有害(hai)的(de)(de)病菌和(he)塵(chen)埃(ai)、凈(jing)化(hua)空氣。可使660多噸(dun)雨水(shui)(shui)存入土壤,有效地調節江河的(de)(de)水(shui)(shui)量,從(cong)而防止山洪的(de)(de)形成和(he)爆發。森林(lin)地面的(de)(de)枯(ku)枝落葉重(zhong)達26噸(dun),在雨季可是78噸(dun)的(de)(de)雨水(shui)(shui)被吸收和(he)緩釋(shi)(shi)。紅松(song)是小興安嶺森林(lin)中(zhong)的(de)(de)綠色使者,為林(lin)都伊春撐起一片藍天。
紅松(song)(song)(song)屬(shu)于(yu)其所在森林(lin)系統中(zhong)的頂級群(qun)落,是支撐(cheng)性的樹種(zhong)。紅松(song)(song)(song)籽(zi)是許多森林(lin)動(dong)物(wu)的主(zhu)要(yao)糧食(shi),例如(ru)松(song)(song)(song)鼠、星鴨、飛龍(long)、黑熊、野豬等野生動(dong)物(wu)都要(yao)取食(shi)大(da)量的紅松(song)(song)(song)籽(zi)。如(ru)果沒有(you)紅松(song)(song)(song),許多以松(song)(song)(song)子為食(shi)的野生動(dong)物(wu)將會絕跡(ji),所以,保護紅松(song)(song)(song)也是保護生物(wu)的多樣性資源,保護小興(xing)安(an)嶺的生物(wu)鏈安(an)全(quan)。
紅(hong)松(song)(song)(song)為小(xiao)興安嶺(ling)、張廣才嶺(ling)、長(chang)白山區及沈陽丹(dan)東線以北(bei)地(di)區的(de)(de)(de)主要造林(lin)(lin)樹種。與落(luo)(luo)葉(xie)松(song)(song)(song)相比,紅(hong)松(song)(song)(song)在(zai)造林(lin)(lin)后前10年(nian)生長(chang)較慢,林(lin)(lin)齡10年(nian)時(shi)(shi),樹高(gao)可(ke)達(da)4.2米(mi)(mi),胸徑(jing)(jing)2.7厘(li)(li)米(mi)(mi)左(zuo)(zuo)右(you),僅為落(luo)(luo)葉(xie)松(song)(song)(song)的(de)(de)(de)50%。到(dao)(dao)林(lin)(lin)齡20年(nian)時(shi)(shi),紅(hong)松(song)(song)(song)樹高(gao)可(ke)達(da)8.6米(mi)(mi)左(zuo)(zuo)右(you),胸徑(jing)(jing)11.9厘(li)(li)米(mi)(mi)左(zuo)(zuo)右(you),與同(tong)等立地(di)條(tiao)件的(de)(de)(de)落(luo)(luo)葉(xie)松(song)(song)(song)相比,樹高(gao)比落(luo)(luo)葉(xie)松(song)(song)(song)矮3.2米(mi)(mi),胸徑(jing)(jing)超過(guo)(guo)落(luo)(luo)葉(xie)松(song)(song)(song)2厘(li)(li)米(mi)(mi),單株(zhu)(zhu)(zhu)材積(ji)(ji)(ji)超出落(luo)(luo)葉(xie)松(song)(song)(song)0.011立方(fang)(fang)米(mi)(mi)。到(dao)(dao)26年(nian)時(shi)(shi),紅(hong)松(song)(song)(song)樹高(gao)可(ke)達(da)10米(mi)(mi)左(zuo)(zuo)右(you),胸徑(jing)(jing)15.5厘(li)(li)米(mi)(mi)左(zuo)(zuo)右(you),在(zai)公(gong)頃株(zhu)(zhu)(zhu)數1939株(zhu)(zhu)(zhu)的(de)(de)(de)情況下,公(gong)頃蓄(xu)積(ji)(ji)(ji)達(da)148立方(fang)(fang)米(mi)(mi),比相同(tong)條(tiao)件下的(de)(de)(de)落(luo)(luo)葉(xie)松(song)(song)(song)林(lin)(lin)公(gong)頃蓄(xu)積(ji)(ji)(ji)超出35立方(fang)(fang)米(mi)(mi)。到(dao)(dao)林(lin)(lin)齡49年(nian)時(shi)(shi),紅(hong)松(song)(song)(song)樹高(gao)在(zai)17.4米(mi)(mi)左(zuo)(zuo)右(you),胸徑(jing)(jing)27.5左(zuo)(zuo)右(you),公(gong)頃株(zhu)(zhu)(zhu)數585株(zhu)(zhu)(zhu),公(gong)頃蓄(xu)積(ji)(ji)(ji)296立方(fang)(fang)米(mi)(mi),而(er)相同(tong)條(tiao)件下的(de)(de)(de)14林(lin)(lin)班11小(xiao)班落(luo)(luo)葉(xie)松(song)(song)(song)人(ren)工(gong)林(lin)(lin)樹高(gao)27.2米(mi)(mi),胸徑(jing)(jing)25.5厘(li)(li)米(mi)(mi),公(gong)頃株(zhu)(zhu)(zhu)數540株(zhu)(zhu)(zhu),公(gong)頃蓄(xu)積(ji)(ji)(ji)318立方(fang)(fang)米(mi)(mi)。紅(hong)松(song)(song)(song)人(ren)工(gong)林(lin)(lin)經過(guo)(guo)次撫(fu)(fu)育間伐(fa),每公(gong)頃獲(huo)間伐(fa)材立方(fang)(fang)米(mi)(mi);落(luo)(luo)葉(xie)松(song)(song)(song)人(ren)工(gong)林(lin)(lin)經過(guo)(guo)次撫(fu)(fu)育間伐(fa),獲(huo)間伐(fa)材立方(fang)(fang)米(mi)(mi);紅(hong)松(song)(song)(song)人(ren)工(gong)林(lin)(lin)從(cong)林(lin)(lin)齡25年(nian)開始結(jie)實,累計(ji)每公(gong)頃結(jie)實15000枚。
紅(hong)松(song)不僅(jin)是(shi)優良的用材樹種和(he)經濟樹種,還(huan)是(shi)水(shui)(shui)土保持(chi)、水(shui)(shui)源(yuan)涵養(yang)林(lin)最(zui)佳選擇樹種。據主要森林(lin)植被類型土壤水(shui)(shui)源(yuan)涵養(yang)功能的研究,紅(hong)松(song)人工(gong)(gong)林(lin)枯落(luo)物平均厚度(du)4.2厘米,每公頃(qing)枯落(luo)物累計量78.53噸(dun),每公頃(qing)持(chi)水(shui)(shui)量115.44噸(dun),分別(bie)(bie)是(shi)落(luo)葉(xie)松(song)人工(gong)(gong)林(lin)的1.35倍(bei)(bei)(bei)、1.30倍(bei)(bei)(bei)和(he)1.2倍(bei)(bei)(bei);分別(bie)(bie)是(shi)雜木(mu)林(lin)的0.89倍(bei)(bei)(bei)、1.80倍(bei)(bei)(bei)和(he)2.13倍(bei)(bei)(bei);紅(hong)松(song)人工(gong)(gong)林(lin)的每公頃(qing)有效蓄水(shui)(shui)量1505.8噸(dun),飽和(he)蓄水(shui)(shui)量4740.2噸(dun),分別(bie)(bie)是(shi)落(luo)葉(xie)松(song)人工(gong)(gong)林(lin)的1.29倍(bei)(bei)(bei)和(he)1.64倍(bei)(bei)(bei);分別(bie)(bie)是(shi)雜木(mu)林(lin)的1.36倍(bei)(bei)(bei)和(he)1.41倍(bei)(bei)(bei)。