產于(yu)中(zhong)國(guo)東(dong)北長白(bai)山(shan)區、吉(ji)林(lin)山(shan)區及小興安嶺愛輝以南(nan)海拔150-1800米、氣候溫寒(han)、濕潤(run)、棕色森林(lin)土地帶。分布(bu)于(yu)中(zhong)國(guo)(黑(hei)龍江、吉(ji)林(lin))、日(ri)本(ben)(本(ben)州)、朝(chao)鮮民主主義(yi)人(ren)民共和國(guo)、大韓(han)民國(guo)、俄羅斯聯邦(bang)(阿穆爾、哈巴(ba)羅夫斯克(ke)、Primoryi)。
紅(hong)松是松科松屬的常(chang)綠喬木,樹高可達(da)30米,胸(xiong)徑(jing)1米;幼樹樹皮灰褐色(se),近平滑,大(da)樹樹皮灰褐色(se)或灰色(se),縱(zong)裂成不(bu)規則的長方鱗狀塊片,裂片脫(tuo)落后露(lu)出紅(hong)褐色(se)的內皮;樹干上(shang)部常(chang)分叉,枝近平展,樹冠圓錐形;一年生枝密被黃褐色(se)或紅(hong)褐色(se)柔毛(mao);冬芽淡紅(hong)褐色(se),矩圓狀卵圓形,先端尖,微被樹脂(zhi),芽鱗排(pai)列較疏松。
針葉5針一(yi)束(shu),長(chang)6-12厘米,粗硬,直,深綠色,邊緣具細鋸齒(chi),背(bei)面通(tong)常無(wu)氣孔(kong)線(xian),腹面每側具6-8條(tiao)淡藍灰色的氣孔(kong)線(xian);橫(heng)切面近三(san)角(jiao)形,皮下層(ceng)細胞(bao)(bao)單層(ceng),但在背(bei)面兩樹(shu)(shu)脂(zhi)道之(zhi)間(jian)常出現斷續的分(fen)布著1-3或多至15個細胞(bao)(bao)寬的第二層(ceng)皮下層(ceng),樹(shu)(shu)脂(zhi)道3個,中生(sheng),位于三(san)個角(jiao)部;葉鞘早落。
雄球(qiu)花橢(tuo)圓(yuan)(yuan)(yuan)狀圓(yuan)(yuan)(yuan)柱(zhu)形,紅黃色(se),長(chang)(chang)7-10毫(hao)米(mi)(mi),多(duo)數(shu)密集于新(xin)枝下部成(cheng)穗狀;雌球(qiu)花綠褐色(se),圓(yuan)(yuan)(yuan)柱(zhu)狀卵圓(yuan)(yuan)(yuan)形,直立(li),單生(sheng)或數(shu)個集生(sheng)于新(xin)枝近頂端,具(ju)粗長(chang)(chang)的梗(geng)。球(qiu)果(guo)圓(yuan)(yuan)(yuan)錐(zhui)狀卵圓(yuan)(yuan)(yuan)形、圓(yuan)(yuan)(yuan)錐(zhui)狀長(chang)(chang)卵圓(yuan)(yuan)(yuan)形或卵狀矩(ju)圓(yuan)(yuan)(yuan)形,長(chang)(chang)9-14厘(li)米(mi)(mi),稀(xi)更長(chang)(chang),徑(jing)6-8厘(li)米(mi)(mi),梗(geng)長(chang)(chang)1-1.5厘(li)米(mi)(mi),成(cheng)熟(shu)后(hou)種(zhong)鱗不(bu)張開,或稍微張開而(er)露出種(zhong)子,但種(zhong)子不(bu)脫落。
種鱗菱形(xing),上(shang)(shang)(shang)部(bu)漸(jian)窄(zhai)而開展,先端(duan)鈍,向外反曲(qu),鱗盾黃(huang)褐(he)色(se)或(huo)微(wei)帶灰綠色(se),三(san)角形(xing)或(huo)斜方狀三(san)角形(xing),下部(bu)底邊截形(xing)或(huo)微(wei)成寬(kuan)(kuan)楔形(xing),表面有皺紋,鱗臍不顯著;種子(zi)大(da),著生于種鱗腹(上(shang)(shang)(shang))面下部(bu)的凹槽中,無(wu)翅或(huo)頂端(duan)及上(shang)(shang)(shang)部(bu)兩側(ce)微(wei)具棱脊,暗紫褐(he)色(se)或(huo)褐(he)色(se),倒卵狀三(san)角形(xing),微(wei)扁,長1.2-1.6厘(li)(li)米,徑7-10毫(hao)米;子(zi)葉13-16枚,針(zhen)狀,橫切面三(san)角形(xing),長3.8-5厘(li)(li)米,寬(kuan)(kuan)約1.5毫(hao)米,先端(duan)尖(jian),邊緣有細(xi)鋸齒;初(chu)生葉條(tiao)形(xing),長1.3-1.6厘(li)(li)米,寬(kuan)(kuan)不及1毫(hao)米,邊緣有細(xi)鋸齒。
花期6月,球果(guo)第二年9-10月成熟。
紅松(song)喜光(guang)性(xing)強,對(dui)土壤水分(fen)要求較高,不宜過干、過濕(shi)(shi)(shi)的(de)土壤及嚴寒氣候。在溫寒多雨(yu),相對(dui)濕(shi)(shi)(shi)度(du)較高的(de)氣候與(yu)深(shen)厚肥沃(wo)、排水良(liang)好(hao)的(de)酸性(xing)棕色森林土上(shang)生(sheng)長(chang)最好(hao)。紅松(song)屬半陽性(xing)樹種,淺根性(xing),常生(sheng)于排水良(liang)好(hao)的(de)濕(shi)(shi)(shi)潤山(shan)坡上(shang),幼樹耐庇蔭(yin),對(dui)大氣濕(shi)(shi)(shi)度(du)較敏感,濕(shi)(shi)(shi)潤度(du)在0.7以上(shang)生(sheng)長(chang)良(liang)好(hao),在0.5以下生(sheng)長(chang)不良(liang)。
紅(hong)松是雌雄同株異(yi)花的(de)樹種(zhong)(zhong),花期(qi)在(zai)6月中下(xia)旬,自開花至球(qiu)果(guo)成(cheng)熟歷時(shi)15個月,紅(hong)松采種(zhong)(zhong)期(qi)可長達4個月,前期(qi)可以(yi)從(cong)樹上采摘或(huo)打(da)落球(qiu)果(guo),后(hou)(hou)期(qi)可從(cong)雪地(di)上拾取球(qiu)果(guo)。球(qiu)果(guo)采集后(hou)(hou)攤開晾曬或(huo)陰干數日,鱗片稍張開時(shi)可人(ren)工棒打(da)調制。天然林(lin)球(qiu)果(guo)的(de)出種(zhong)(zhong)率(lv)13%-14%,人(ren)工林(lin)球(qiu)果(guo)出種(zhong)(zhong)率(lv)可達30%,千粒重520克。在(zai)采種(zhong)(zhong)工作中應(ying)注意(yi)球(qiu)果(guo)的(de)選擇,在(zai)種(zhong)(zhong)子(zi)調制過程(cheng)中要篩去(qu)小粒種(zhong)(zhong)子(zi),以(yi)保證種(zhong)(zhong)子(zi)質量和(he)苗(miao)木的(de)優質高產。種(zhong)(zhong)子(zi)要經過晾曬使(shi)其(qi)含水量降到10%時(shi)方可儲藏。
種(zhong)(zhong)(zhong)子(zi)(zi)處理,首先(xian)要(yao)凈(jing)種(zhong)(zhong)(zhong),紅松(song)種(zhong)(zhong)(zhong)粒大,單位面積播種(zhong)(zhong)(zhong)量(liang)高,一(yi)(yi)般一(yi)(yi)級種(zhong)(zhong)(zhong)子(zi)(zi)每平(ping)方(fang)米播種(zhong)(zhong)(zhong)0.5公斤。一(yi)(yi)般是用清水侵種(zhong)(zhong)(zhong)24小時(shi),除(chu)掉浮起的種(zhong)(zhong)(zhong)子(zi)(zi),留用沉(chen)底(di)的種(zhong)(zhong)(zhong)子(zi)(zi)。其次種(zhong)(zhong)(zhong)子(zi)(zi)消毒(du),紅松(song)種(zhong)(zhong)(zhong)子(zi)(zi)催(cui)芽時(shi)間長(chang),如不進行消毒(du),易引起種(zhong)(zhong)(zhong)子(zi)(zi)霉(mei)腐,在消毒(du)前先(xian)進行浸種(zhong)(zhong)(zhong),然后用0.5%硫酸(suan)水溶液浸種(zhong)(zhong)(zhong)消毒(du)3小時(shi),撈出種(zhong)(zhong)(zhong)子(zi)(zi)控(kong)干,準備混沙(sha)催(cui)芽。第三是種(zhong)(zhong)(zhong)子(zi)(zi)催(cui)芽,紅松(song)種(zhong)(zhong)(zhong)子(zi)(zi)休眠期(qi)長(chang),不經過充(chong)分催(cui)芽處理,春(chun)季播種(zhong)(zhong)(zhong)當年不出苗(miao)或出不齊。
室內自然溫(wen)度堆積(ji)法(fa)。在8月(yue)中、下(xia)旬,將種(zhong)子(zi)浸水2天(tian)(tian),混沙兩倍,保持60%的濕度,放室內堆成(cheng)30-40厘米高,隔日翻(fan)(fan)動一次,干時澆水,待天(tian)(tian)冷結凍時,堆成(cheng)60厘米高,并澆水封凍,至春季播種(zhong)前(qian)將其翻(fan)(fan)動,使(shi)溫(wen)濕均勻(yun)。
快(kuai)(kuai)速(su)催芽法。在(zai)播(bo)種(zhong)(zhong)(zhong)前(qian)40天(tian),用50度(du)熱水浸(jin)種(zhong)(zhong)(zhong),并(bing)充分(fen)攪動(dong),直(zhi)至(zhi)水溫(wen)(wen)(wen)下(xia)降(jiang)到30度(du),經過24小(xiao)時后(hou),在(zai)換涼(liang)水,以(yi)后(hou)每(mei)兩(liang)天(tian)換涼(liang)水一次(ci),浸(jin)10天(tian),當(dang)(dang)種(zhong)(zhong)(zhong)仁變成乳(ru)白色時,將(jiang)種(zhong)(zhong)(zhong)子(zi)撈出,均勻地與(yu)3倍(bei)體(ti)積的濕沙混合,放在(zai)背風(feng)向陽(yang)處攤曬(shai),每(mei)天(tian)晚將(jiang)種(zhong)(zhong)(zhong)子(zi)堆成堆,蓋上草簾,第(di)二天(tian)再攤開(kai),如果為了(le)加(jia)快(kuai)(kuai)催芽時間(jian),可放在(zai)室內適(shi)當(dang)(dang)加(jia)溫(wen)(wen)(wen),溫(wen)(wen)(wen)度(du)保(bao)持(chi)20-30度(du),每(mei)日要(yao)翻動(dong)兩(liang)次(ci)并(bing)均勻澆(jiao)水,以(yi)保(bao)持(chi)一定濕度(du)。
紅(hong)松的出(chu)苗(miao)(miao)(miao)期(qi)約(yue)需20至30天,當(dang)氣溫(wen)(wen)高于16攝(she)氏度(du)(du)時(shi),發芽(ya)最(zui)旺(wang)盛,應注(zhu)(zhu)意(yi)噴(pen)水防(fang)旱(han),并注(zhu)(zhu)意(yi)鳥類啄食危害。幼苗(miao)(miao)(miao)期(qi)根(gen)(gen)生(sheng)(sheng)長(chang)(chang)較快,主(zhu)根(gen)(gen)可(ke)達10厘(li)米長(chang)(chang),約(yue)占全年生(sheng)(sheng)長(chang)(chang)量的40%,且能生(sheng)(sheng)長(chang)(chang)4至5條側根(gen)(gen)。而(er)苗(miao)(miao)(miao)高生(sheng)(sheng)長(chang)(chang)量很小。所(suo)以苗(miao)(miao)(miao)木(mu)(mu)(mu)抵抗力(li)很差,應注(zhu)(zhu)意(yi)澆(jiao)水降(jiang)溫(wen)(wen),防(fang)止(zhi)日(ri)灼,并及(ji)時(shi)追肥(fei)和松土(tu)(tu)(tu)(tu)除草。自紅(hong)松幼苗(miao)(miao)(miao)形(xing)成(cheng)頂芽(ya)時(shi)起,至生(sheng)(sheng)長(chang)(chang)速(su)度(du)(du)下降(jiang)為止(zhi),約(yue)持續2個(ge)月。葉量增(zeng)大,苗(miao)(miao)(miao)莖(jing)加粗(cu),主(zhu)根(gen)(gen)伸長(chang)(chang),側根(gen)(gen)大量生(sheng)(sheng)長(chang)(chang),并出(chu)現兩次(ci)側根(gen)(gen)。苗(miao)(miao)(miao)木(mu)(mu)(mu)需肥(fei)量增(zeng)加,應及(ji)時(shi)追肥(fei)。并加強中耕松土(tu)(tu)(tu)(tu)和除草等管理。當(dang)年生(sheng)(sheng)紅(hong)松苗(miao)(miao)(miao)弱小,一般不能出(chu)圃造(zao)林(lin)(常用(yong)2至3年生(sheng)(sheng)苗(miao)(miao)(miao)造(zao)林(lin)),所(suo)以苗(miao)(miao)(miao)木(mu)(mu)(mu)越冬保護(hu)極為重要。紅(hong)松更能耐寒,但怕(pa)干(gan)旱(han),特別是早春苗(miao)(miao)(miao)木(mu)(mu)(mu)地上都已萌(meng)動,但土(tu)(tu)(tu)(tu)壤(rang)尚未解(jie)凍,不能及(ji)時(shi)供應水分而(er)造(zao)成(cheng)生(sheng)(sheng)理干(gan)旱(han)。因此(ci),常用(yong)覆(fu)土(tu)(tu)(tu)(tu)埋苗(miao)(miao)(miao)法(fa)保護(hu)苗(miao)(miao)(miao)木(mu)(mu)(mu)。其(qi)方法(fa)是:先將步(bu)道土(tu)(tu)(tu)(tu)壤(rang)打碎埋沒苗(miao)(miao)(miao)莖(jing),再將苗(miao)(miao)(miao)木(mu)(mu)(mu)傾(qing)向一側用(yong)土(tu)(tu)(tu)(tu)壓倒,厚(hou)約(yue)10厘(li)米,以不見苗(miao)(miao)(miao)葉為度(du)(du),并注(zhu)(zhu)意(yi)不能透風。待來春土(tu)(tu)(tu)(tu)壤(rang)解(jie)凍深度(du)(du)達10厘(li)米以上時(shi)再撤土(tu)(tu)(tu)(tu)。也有應用(yong)增(zeng)溫(wen)(wen)劑噴(pen)灑葉面,控制葉面蒸騰,防(fang)止(zhi)苗(miao)(miao)(miao)木(mu)(mu)(mu)干(gan)枯,效果很好。
一般采用(yong)四年(nian)生(sheng)(sheng)紅松(song)(song)(song)苗(2-2紅松(song)(song)(song)苗),上(shang)山造(zao)林栽(zai)(zai)植(zhi)前實行(xing)穴(xue)狀或臺田整地,按(an)1.5×1.5m或1.5×2.0m株行(xing)距栽(zai)(zai)植(zhi),初(chu)植(zhi)密度(du)宜大,可采用(yong)林冠下混交(jiao)造(zao)林,待紅松(song)(song)(song)長到1.0至(zhi)1.5m高時,逐步(bu)去掉影響(xiang)紅松(song)(song)(song)生(sheng)(sheng)長的闊葉樹種(zhong),形成針闊混交(jiao)林,栽(zai)(zai)植(zhi)三(san)年(nian)內(nei)進(jin)行(xing)撫育,割(ge)除(chu)影響(xiang)紅松(song)(song)(song)生(sheng)(sheng)長的雜草,灌木(mu),防治松(song)(song)(song)毛蟲危害(hai),主要(yao)采取綁扎(zha)毒條的方法進(jin)行(xing)防治。用(yong)種(zhong)子(zi)繁殖,對其種(zhong)子(zi)要(yao)在播(bo)種(zhong)前進(jin)行(xing)催芽處理后育苗。造(zao)林時應采用(yong)4年(nian)生(sheng)(sheng)苗木(mu),選擇土層(ceng)深厚、排水良好的山坡(po)中下腹為宜。
紅松(song)對立地(di)條件要(yao)求較高(gao),一般需要(yao)選擇地(di)勢較低(di)、但(dan)(dan)又(you)不(bu)能積水(shui)(shui)的(de)平坦地(di)帶。要(yao)在短期內(nei)取得較好的(de)經濟(ji)效益,可(ke)(ke)采用4mX4m或(huo)5mX5m株行距,挖長、寬各(ge)40cm,深50cm的(de)坑,將嫁(jia)(jia)接(jie)好的(de)容器(qi)苗(miao)(miao)除去塑料袋放(fang)在坑內(nei),填土踩實,然后(hou)修60cmX60cm的(de)水(shui)(shui)盤,灌水(shui)(shui)以確保(bao)成活(huo)。栽(zai)植時(shi)(shi)(shi)(shi)間(jian)可(ke)(ke)在春季(ji)(ji)或(huo)秋季(ji)(ji),亦可(ke)(ke)在雨季(ji)(ji)。雨季(ji)(ji)栽(zai)植可(ke)(ke)節省大量勞力(li),但(dan)(dan)要(yao)把(ba)握好時(shi)(shi)(shi)(shi)機,由于(yu)(yu)雨季(ji)(ji)苗(miao)(miao)木正處于(yu)(yu)生長旺盛時(shi)(shi)(shi)(shi)期,一但(dan)(dan)水(shui)(shui)分供應不(bu)足,則很容易造成萎蔫或(huo)枯萎死亡(wang)。在造林(lin)地(di)進行嫁(jia)(jia)接(jie)的(de)苗(miao)(miao)木,成活(huo)后(hou)應及時(shi)(shi)(shi)(shi)控制其它非嫁(jia)(jia)接(jie)枝(zhi)的(de)生長,一但(dan)(dan)發現(xian)有超過嫁(jia)(jia)接(jie)枝(zhi)的(de)枝(zhi)條要(yao)及時(shi)(shi)(shi)(shi)除掉(diao)。紅松(song)經嫁(jia)(jia)接(jie)一般6-7a就可(ke)(ke)以結(jie)實,但(dan)(dan)此時(shi)(shi)(shi)(shi)由于(yu)(yu)雄(xiong)花(hua)粉(fen)較少,種子多為批粒,應根據當地(di)的(de)氣候(hou)條件進行人工輔助授粉(fen)。
用(yong)(yong)當年新(xin)采的(de)紅松(song)種(zhong)子(zi)(zi)(zi)進行變溫(wen)催芽處(chu)(chu)理(li)。用(yong)(yong)這種(zhong)方法處(chu)(chu)理(li)后的(de)紅松(song)種(zhong)子(zi)(zi)(zi),播種(zhong)后3-5天就出土(tu),7天左右全部出齊,每年的(de)出苗率均達90%以上。一(yi)、準備工(gong)作(zuo)一(yi)是在種(zhong)子(zi)(zi)(zi)處(chu)(chu)理(li)室內(nei)鋪設(she)地板,地板離地面30厘米高,做(zuo)好(hao)保溫(wen)工(gong)作(zuo);二是準備充足(zu)的(de)河(he)砂(sha)(sha),河(he)砂(sha)(sha)的(de)體積(ji)為(wei)處(chu)(chu)理(li)種(zhong)子(zi)(zi)(zi)體積(ji)的(de)2倍(bei);三(san)是準備好(hao)取暖設(she)施;四是用(yong)(yong)甲醛對(dui)種(zhong)子(zi)(zi)(zi)處(chu)(chu)理(li)室進行醺蒸(zheng)消毒,用(yong)(yong)0.5%的(de)高錳(meng)酸(suan)鉀對(dui)河(he)砂(sha)(sha)進行消毒待用(yong)(yong)。
當種(zhong)(zhong)子有30%以(yi)上(shang)(shang)裂(lie)嘴時(shi),即為催芽良好,可用(yong)于播種(zhong)(zhong)。當春季(ji)地下5厘米處溫度(du)(du)達到8度(du)(du)以(yi)上(shang)(shang)時(shi)即可播種(zhong)(zhong)。播種(zhong)(zhong)量(按干(gan)種(zhong)(zhong)計算)每畝200-250公斤,用(yong)播種(zhong)(zhong)機將種(zhong)(zhong)子播在(zai)床面(mian)上(shang)(shang),然后(hou)加以(yi)鎮(zhen)壓,使種(zhong)(zhong)子與(yu)土壤(rang)緊密接觸,再覆以(yi)種(zhong)(zhong)粒兩倍后(hou)的(de)腐殖土或鋸末,并再鎮(zhen)壓一次。如覆鋸末時(shi),必(bi)須(xu)澆透水(shui)。
一(yi)般(ban)栽植(zhi)紅松嫁接(jie)苗(miao)有(you)三種(zhong)方式:一(yi)是(shi)在(zai)(zai)苗(miao)圃地(di)培(pei)育(yu)的紅松砧(zhen)(zhen)木苗(miao)上(shang)嫁接(jie),一(yi)年后,將嫁接(jie)苗(miao)裸根上(shang)山(shan)栽植(zhi);二是(shi)在(zai)(zai)造林地(di)上(shang)按3×3M、4×4M或3×5M等(deng)不同株行距(ju),定植(zhi)4-5年生的砧(zhen)(zhen)木苗(miao),實(shi)行現地(di)嫁接(jie);三是(shi)在(zai)(zai)培(pei)育(yu)好的營養(yang)杯苗(miao)上(shang)嫁接(jie),實(shi)行移栽定植(zhi)。常用的是(shi)前(qian)兩種(zhong)方式,成本(ben)低,方法簡便易行。
接(jie)穗(sui)與砧木嫁(jia)(jia)接(jie)部位是用塑料條纏綁(bang)的(de)(de),成(cheng)活后(hou),適時(shi)解(jie)(jie)(jie)綁(bang),有利于(yu)嫁(jia)(jia)接(jie)苗生長。采用苗圃地嫁(jia)(jia)接(jie)的(de)(de),在(zai)(zai)嫁(jia)(jia)接(jie)的(de)(de)當年(nian),以(yi)(yi)不解(jie)(jie)(jie)開塑料條為(wei)(wei)宜,翌(yi)年(nian)上(shang)山定植后(hou)再(zai)進行解(jie)(jie)(jie)綁(bang);采用現地嫁(jia)(jia)接(jie)的(de)(de),最好在(zai)(zai)嫁(jia)(jia)接(jie)后(hou)的(de)(de)第二(er)年(nian)5月份(fen)(fen)解(jie)(jie)(jie)條為(wei)(wei)宜,而對嫁(jia)(jia)接(jie)當年(nian)切口(kou)完全愈(yu)合且(qie)接(jie)穗(sui)生長良好的(de)(de),也可(ke)以(yi)(yi)在(zai)(zai)7月份(fen)(fen)解(jie)(jie)(jie)綁(bang)。一般嫁(jia)(jia)接(jie)當年(nian)多數切口(kou)愈(yu)合不牢固,易遭人畜或自然災害危害,致使接(jie)穗(sui)折斷,劈裂,降低(di)成(cheng)活率,故適時(shi)解(jie)(jie)(jie)綁(bang),有利于(yu)嫁(jia)(jia)接(jie)苗的(de)(de)成(cheng)活和(he)生長。
掌(zhang)握正確(que)的(de)(de)修(xiu)剪方法(fa),對嫁接(jie)(jie)苗的(de)(de)成(cheng)(cheng)活和生(sheng)(sheng)(sheng)(sheng)長(chang)(chang)有很(hen)大(da)影(ying)響(xiang)。嫁接(jie)(jie)苗栽植(zhi)后需(xu)要連續5-7年(nian)的(de)(de)樹(shu)(shu)(shu)勢(shi)管理,即在(zai)每年(nian)的(de)(de)2-3月(yue)份(fen)對樹(shu)(shu)(shu)體(ti)(ti)(ti)進行一次(ci)全面修(xiu)剪整形(xing)(xing),剪去影(ying)響(xiang)接(jie)(jie)穗生(sheng)(sheng)(sheng)(sheng)長(chang)(chang)的(de)(de)砧(zhen)木(mu)(mu)側(ce)(ce)枝(zhi)頂端(duan),以確(que)保接(jie)(jie)穗生(sheng)(sheng)(sheng)(sheng)長(chang)(chang)始終處于主(zhu)枝(zhi)地(di)位(wei)。在(zai)定植(zhi)后的(de)(de)幾(ji)(ji)年(nian)內,接(jie)(jie)穗高生(sheng)(sheng)(sheng)(sheng)長(chang)(chang)量小于砧(zhen)木(mu)(mu)側(ce)(ce)枝(zhi)生(sheng)(sheng)(sheng)(sheng)長(chang)(chang)量,接(jie)(jie)穗的(de)(de)主(zhu)枝(zhi)地(di)位(wei)易被砧(zhen)木(mu)(mu)側(ce)(ce)枝(zhi)所取代。所以,在(zai)修(xiu)剪過程中,前幾(ji)(ji)年(nian)只剪去砧(zhen)木(mu)(mu)側(ce)(ce)枝(zhi)主(zhu)梢,控制其高生(sheng)(sheng)(sheng)(sheng)長(chang)(chang),保留其它營養枝(zhi)。隨著接(jie)(jie)穗主(zhu)體(ti)(ti)(ti)地(di)位(wei)的(de)(de)確(que)定,并形(xing)(xing)成(cheng)(cheng)新的(de)(de)多(duo)層營養枝(zhi)時,再逐漸剪去砧(zhen)木(mu)(mu)側(ce)(ce)枝(zhi)。當嫁接(jie)(jie)苗接(jie)(jie)穗形(xing)(xing)成(cheng)(cheng)完(wan)整的(de)(de)一株幼(you)樹(shu)(shu)(shu)時,樹(shu)(shu)(shu)體(ti)(ti)(ti)修(xiu)剪工作結束。
插前防止措施
采集(ji)的(de)插(cha)(cha)(cha)穗(sui)(sui)(sui)距離遠近(jin)直接(jie)影響插(cha)(cha)(cha)穗(sui)(sui)(sui)水分(fen)狀(zhuang)態(tai),因此營(ying)建采穗(sui)(sui)(sui)圃(pu)時應(ying)建在(zai)離扦(qian)插(cha)(cha)(cha)床較近(jin)的(de)地方(fang)。插(cha)(cha)(cha)穗(sui)(sui)(sui)采集(ji)離插(cha)(cha)(cha)床距離遠時,應(ying)注意運輸過程中插(cha)(cha)(cha)穗(sui)(sui)(sui)的(de)保存(cun)。紅松插(cha)(cha)(cha)穗(sui)(sui)(sui)采用木(mu)箱子。麻袋作包裝。具體做法(fa)是一層濕沙子一層插(cha)(cha)(cha)穗(sui)(sui)(sui),運輸時間中途應(ying)適量(liang)落(luo)水,這樣可(ke)以(yi)保持插(cha)(cha)(cha)穗(sui)(sui)(sui)正(zheng)常(chang)狀(zhuang)態(tai)2-3。
選擇適宜的采穗季節
不(bu)同類型插穗進行扦(qian)穗應選(xuan)擇(ze)適宜的采(cai)(cai)穗,實踐證明,春插時采(cai)(cai)穗期為休眠(mian)期,嫩枝(zhi)扦(qian)插注(zhu)意的成(cheng)熟度,紅松(song)新葉(xie)長(chang)到(dao)8-12cm。韌皮部與木質部能分(fen)離(li)出,是紅松(song)插穗可(ke)采(cai)(cai)的時期,時間大(da)約(yue)是7月(yue)10日-7月(yue)15日。
培育抗旱性插穗
插穗的質量(liang)好(hao)壞(huai)直接影響抗旱能(neng)力和成活,在采(cai)穗圃(pu)采(cai)集采(cai)穗提前1個月施磷酸(suan)二(er)氫鉀,其濃(nong)度為(wei)1:200倍,施液量(liang)200ml/m,并以樹葉表面被液膜(mo)充分覆蓋為(wei)主。培(pei)育健壯(zhuang)插穗的第(di)二(er)種措施是采(cai)穗前3個月插穗基部進(jin)(jin)行環割,在母株上形成愈傷組織,其插穗進(jin)(jin)行扦插,插穗可直接從(cong)插壤(rang)中吸收水分,很短時間內即(ji)能(neng)適應插床的環境,生根率可提高(gao)10%-30%。
選擇庇蔭的環境處理插穗
將采集的插(cha)(cha)(cha)穗(sui)(sui)處理后(hou)立即(ji)用(yong)水浸(jin)泡,這是(shi)保存健壯(zhuang)插(cha)(cha)(cha)穗(sui)(sui)的一種簡便的方法。插(cha)(cha)(cha)穗(sui)(sui)處理的過程應在(zai)庇(bi)(bi)蔭條件下進行(xing),插(cha)(cha)(cha)穗(sui)(sui)在(zai)庇(bi)(bi)蔭下放置6-8h,其失水程度相當(dang)于陽光直射下旋轉2-4h,庇(bi)(bi)蔭措施是(shi)防止(zhi)插(cha)(cha)(cha)穗(sui)(sui)干旱的有(you)效措施。
庭蔭樹(shu),行道樹(shu),風景林,馬路綠(lv)化,景園綠(lv)化。人造(zao)的紅(hong)松林也在山(shan)區、半山(shan)區和林場培育成材。并(bing)且作為(wei)綠(lv)化樹(shu)種,它(ta)已從偏僻的山(shan)川,走進了喧(xuan)囂的城鎮街市了。
松(song)籽是紅(hong)松(song)的種子(zi)(zi),是紅(hong)松(song)樹的果(guo)實,又稱海松(song)子(zi)(zi)。松(song)子(zi)(zi)含脂肪、蛋白(bai)質、碳(tan)水(shui)化(hua)合(he)物等(deng)。松(song)子(zi)(zi)既是重(zhong)要的中藥,久食(shi)健身心,滋潤(run)皮膚,延年(nian)益壽。明朝李時珍對松(song)子(zi)(zi)的藥用(yong)(yong)曾給予很(hen)高的評(ping)價,他在《本草綱目》中寫(xie)道:“海松(song)子(zi)(zi),釋名新羅松(song)子(zi)(zi),氣(qi)味甘小無(wu)毒;主(zhu)治骨節風(feng),頭(tou)眩(xuan)、去死肌、變(bian)白(bai)、散水(shui)氣(qi)、潤(run)五(wu)臟、逐風(feng)痹(bi)寒(han)氣(qi),虛羸少(shao)氣(qi)補不(bu)足,肥五(wu)臟,散諸風(feng)、濕腸胃,久服身輕,延年(nian)不(bu)老(lao)。”可(ke)(ke)食(shi)用(yong)(yong),可(ke)(ke)做(zuo)糖果(guo)、糕點輔料(liao),還可(ke)(ke)代植物油(you)(you)食(shi)用(yong)(yong)。松(song)子(zi)(zi)油(you)(you)可(ke)(ke)食(shi)用(yong)(yong),炒食(shi)、煮食(shi)為主(zhu)。
松子仁(ren)性味(wei):松子,性平,味(wei)甘(gan)。具有補腎益氣、養(yang)血潤(run)腸、滑腸通便、潤(run)肺止(zhi)咳等作用。
營養(yang):松子(zi)的營養(yang)價值很高,在每百克(ke)松子(zi)肉(rou)中(zhong),含蛋白質(zhi)16.7克(ke),脂(zhi)肪(fang)63.5克(ke),碳水化(hua)合物(wu)9.8克(ke)以及礦物(wu)質(zhi)鈣78毫克(ke)、磷(lin)236毫克(ke)、鐵6.7毫克(ke)和不飽(bao)和脂(zhi)肪(fang)酸等(deng)營養(yang)物(wu)質(zhi)。
功效(xiao):松子(zi)內含有大量的不飽(bao)和脂肪酸,常食(shi)松子(zi),可(ke)以強(qiang)身健體(ti),特別對老年體(ti)弱(ruo)、腰痛、便(bian)秘、眩(xuan)暈、小兒生(sheng)長(chang)發育遲緩均(jun)有補(bu)(bu)腎益氣(qi)、養(yang)血(xue)潤(run)腸(chang)、滋(zi)補(bu)(bu)健身的作(zuo)用。治療(liao)燥咳、吐血(xue)、便(bian)秘等病。《日華(hua)子(zi)本(ben)草》載“逐風(feng)痹寒氣(qi),虛羸少(shao)氣(qi),補(bu)(bu)不足,潤(run)皮(pi)膚,肥五(wu)臟”。《玉楸藥解》載“潤(run)肺(fei)止咳,滑腸(chang)通便(bian),開關逐痹,澤膚榮毛”。可(ke)見常食(shi)松于能延年、美(mei)容。凡脾虛便(bian)溏、腎虧遺精、濕痰(tan)甚者均(jun)不宜多(duo)食(shi)。
紅(hong)松(song)是著名的珍(zhen)貴(gui)經濟樹木,紅(hong)松(song)為優良的用材(cai)樹種(zhong),邊材(cai)淡黃白色(se)(se),心材(cai)淡黃褐色(se)(se)或淡褐紅(hong)色(se)(se),質輕軟,紋理直,結構細,比重0.38-0.46,耐腐力(li)強,易(yi)加(jia)工。可供(gong)建筑、舟(zhou)車、橋梁(liang)、枕(zhen)木、電桿(gan)、家具、板材(cai)及木纖維工業原料等(deng)(deng)用材(cai)。木材(cai)及樹根可提(ti)(ti)松(song)節(jie)油(you)。樹皮可提(ti)(ti)栲膠。種(zhong)子大(da),可食(shi)(shi),含脂(zhi)肪油(you)及蛋白質,可榨油(you)供(gong)食(shi)(shi)用,或供(gong)制肥(fei)皂、油(you)漆、潤滑油(you)等(deng)(deng)用。
紅(hong)(hong)松(song)材(cai)質輕軟,結構細膩(ni),紋理密直通達(da),形色美觀(guan)又不容易變形,并且耐腐朽力強,所以是建筑、橋(qiao)梁(liang)、枕(zhen)木、家具制(zhi)作的(de)上等(deng)木料。即(ji)使(shi)是紅(hong)(hong)松(song)的(de)枝丫、樹(shu)皮、樹(shu)根也可用來制(zhi)造紙漿和纖維板。從松(song)根、松(song)葉(xie)、松(song)脂中還能撮松(song)節油、松(song)針油、松(song)香等(deng)工業原料。
據(ju)專家測算紅松的(de)生(sheng)態價值是它(ta)經(jing)濟價值的(de)1300多(duo)倍。紅松的(de)生(sheng)態價值主要包括:吸碳(tan)吐氧、調節氣候、涵養水源、防風固沙、保護(hu)物(wu)種多(duo)樣性、和保護(hu)國(guo)土安(an)全等。
闊葉紅松林的植(zhi)被就像一(yi)塊巨大的吸收雨(yu)水的海(hai)面(mian),紅松的樹(shu)根牢(lao)(lao)牢(lao)(lao)地(di)抓(zhua)著大地(di)固定(ding)土壤,樹(shu)根把(ba)雨(yu)水輸送到地(di)下形(xing)成一(yi)個天然的大水庫(ku),使(shi)水土不(bu)流失,山體不(bu)滑坡。
以一(yi)公(gong)頃紅(hong)松林(lin)(lin)為例,每年可(ke)(ke)吸(xi)收(shou)二氧(yang)化碳13噸(dun),同時排放(fang)除氧(yang)器(qi)9.5噸(dun),并釋放(fang)出大量的(de)(de)(de)負氧(yang)離子,高于(yu)城市5-8倍(bei),非(fei)常有(you)益(yi)于(yu)人的(de)(de)(de)健康、消除有(you)害的(de)(de)(de)病菌和(he)塵埃、凈化空(kong)氣(qi)。可(ke)(ke)使(shi)660多噸(dun)雨(yu)水存入土壤(rang),有(you)效地(di)調節(jie)江河的(de)(de)(de)水量,從而防止(zhi)山(shan)洪的(de)(de)(de)形成和(he)爆發。森(sen)林(lin)(lin)地(di)面(mian)的(de)(de)(de)枯枝落(luo)葉重達(da)26噸(dun),在雨(yu)季可(ke)(ke)是78噸(dun)的(de)(de)(de)雨(yu)水被吸(xi)收(shou)和(he)緩釋。紅(hong)松是小(xiao)興安嶺森(sen)林(lin)(lin)中的(de)(de)(de)綠(lv)色(se)使(shi)者,為林(lin)(lin)都伊春撐(cheng)起一(yi)片藍天(tian)。
紅(hong)(hong)(hong)松屬于其(qi)所在(zai)森(sen)林系統(tong)中的頂(ding)級群落,是支撐性的樹(shu)種。紅(hong)(hong)(hong)松籽(zi)是許多(duo)森(sen)林動物(wu)(wu)的主要(yao)糧食,例如(ru)松鼠、星(xing)鴨、飛龍、黑熊、野(ye)豬(zhu)等野(ye)生動物(wu)(wu)都要(yao)取食大量的紅(hong)(hong)(hong)松籽(zi)。如(ru)果沒有(you)紅(hong)(hong)(hong)松,許多(duo)以松子為(wei)食的野(ye)生動物(wu)(wu)將會絕跡,所以,保護(hu)紅(hong)(hong)(hong)松也是保護(hu)生物(wu)(wu)的多(duo)樣性資(zi)源,保護(hu)小興安嶺的生物(wu)(wu)鏈安全。
紅(hong)(hong)(hong)(hong)松(song)(song)(song)為小興(xing)安嶺、張廣才(cai)嶺、長白山區及沈(shen)陽丹東(dong)線以北地(di)區的主(zhu)要(yao)造林(lin)(lin)(lin)樹(shu)種。與落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)相(xiang)比(bi),紅(hong)(hong)(hong)(hong)松(song)(song)(song)在(zai)(zai)造林(lin)(lin)(lin)后前10年生長較(jiao)慢,林(lin)(lin)(lin)齡10年時,樹(shu)高(gao)可達(da)4.2米(mi)(mi),胸(xiong)徑(jing)2.7厘(li)米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,僅(jin)為落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)的50%。到林(lin)(lin)(lin)齡20年時,紅(hong)(hong)(hong)(hong)松(song)(song)(song)樹(shu)高(gao)可達(da)8.6米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,胸(xiong)徑(jing)11.9厘(li)米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,與同等立(li)(li)地(di)條件(jian)的落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)相(xiang)比(bi),樹(shu)高(gao)比(bi)落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)矮3.2米(mi)(mi),胸(xiong)徑(jing)超(chao)過落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)2厘(li)米(mi)(mi),單株(zhu)材積(ji)(ji)超(chao)出落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)0.011立(li)(li)方(fang)米(mi)(mi)。到26年時,紅(hong)(hong)(hong)(hong)松(song)(song)(song)樹(shu)高(gao)可達(da)10米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,胸(xiong)徑(jing)15.5厘(li)米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,在(zai)(zai)公(gong)(gong)(gong)頃株(zhu)數1939株(zhu)的情況下,公(gong)(gong)(gong)頃蓄積(ji)(ji)達(da)148立(li)(li)方(fang)米(mi)(mi),比(bi)相(xiang)同條件(jian)下的落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)林(lin)(lin)(lin)公(gong)(gong)(gong)頃蓄積(ji)(ji)超(chao)出35立(li)(li)方(fang)米(mi)(mi)。到林(lin)(lin)(lin)齡49年時,紅(hong)(hong)(hong)(hong)松(song)(song)(song)樹(shu)高(gao)在(zai)(zai)17.4米(mi)(mi)左(zuo)(zuo)(zuo)(zuo)右,胸(xiong)徑(jing)27.5左(zuo)(zuo)(zuo)(zuo)右,公(gong)(gong)(gong)頃株(zhu)數585株(zhu),公(gong)(gong)(gong)頃蓄積(ji)(ji)296立(li)(li)方(fang)米(mi)(mi),而相(xiang)同條件(jian)下的14林(lin)(lin)(lin)班11小班落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)人(ren)工林(lin)(lin)(lin)樹(shu)高(gao)27.2米(mi)(mi),胸(xiong)徑(jing)25.5厘(li)米(mi)(mi),公(gong)(gong)(gong)頃株(zhu)數540株(zhu),公(gong)(gong)(gong)頃蓄積(ji)(ji)318立(li)(li)方(fang)米(mi)(mi)。紅(hong)(hong)(hong)(hong)松(song)(song)(song)人(ren)工林(lin)(lin)(lin)經(jing)過次(ci)撫育間伐,每(mei)公(gong)(gong)(gong)頃獲(huo)間伐材立(li)(li)方(fang)米(mi)(mi);落(luo)(luo)(luo)(luo)(luo)葉松(song)(song)(song)人(ren)工林(lin)(lin)(lin)經(jing)過次(ci)撫育間伐,獲(huo)間伐材立(li)(li)方(fang)米(mi)(mi);紅(hong)(hong)(hong)(hong)松(song)(song)(song)人(ren)工林(lin)(lin)(lin)從林(lin)(lin)(lin)齡25年開始結實,累計每(mei)公(gong)(gong)(gong)頃結實15000枚(mei)。
紅松(song)不僅是(shi)優(you)良的用材(cai)樹(shu)種和(he)經(jing)濟樹(shu)種,還是(shi)水(shui)(shui)土保持(chi)、水(shui)(shui)源涵養林(lin)(lin)最佳(jia)選擇樹(shu)種。據主(zhu)要(yao)森(sen)林(lin)(lin)植被類型(xing)土壤水(shui)(shui)源涵養功能的研究,紅松(song)人(ren)(ren)工(gong)林(lin)(lin)枯落物平均厚度4.2厘米,每公(gong)頃(qing)(qing)枯落物累計量78.53噸(dun),每公(gong)頃(qing)(qing)持(chi)水(shui)(shui)量115.44噸(dun),分(fen)別是(shi)落葉松(song)人(ren)(ren)工(gong)林(lin)(lin)的1.35倍(bei)(bei)、1.30倍(bei)(bei)和(he)1.2倍(bei)(bei);分(fen)別是(shi)雜木林(lin)(lin)的0.89倍(bei)(bei)、1.80倍(bei)(bei)和(he)2.13倍(bei)(bei);紅松(song)人(ren)(ren)工(gong)林(lin)(lin)的每公(gong)頃(qing)(qing)有效(xiao)蓄(xu)水(shui)(shui)量1505.8噸(dun),飽和(he)蓄(xu)水(shui)(shui)量4740.2噸(dun),分(fen)別是(shi)落葉松(song)人(ren)(ren)工(gong)林(lin)(lin)的1.29倍(bei)(bei)和(he)1.64倍(bei)(bei);分(fen)別是(shi)雜木林(lin)(lin)的1.36倍(bei)(bei)和(he)1.41倍(bei)(bei)。