白芍藥的種植技術
1、選地整地
選擇排水良好、通風向陽的(de)的(de)地(di)塊(kuai)種(zhong)植,要(yao)(yao)求土壤疏松肥(fei)沃、土層深厚,前茬最好為(wei)玉米、小麥或豆類的(de)作物。白芍(shao)的(de)根系(xi)較深,所以在(zai)整地(di)要(yao)(yao)深耕(geng)細作,并施好基肥(fei),要(yao)(yao)求要(yao)(yao)深耕(geng)30-40cm,皆可(ke)翻耕(geng)施入農家肥(fei)3000-400公斤(jin),將其(qi)和土壤均勻的(de)混合在(zai)一起后,在(zai)耙平,做(zuo)成(cheng)快1.5-2.5米的(de)畦(qi)。如(ru)果(guo)是降水量較大的(de)地(di)區(qu),或者(zhe)土壤排水不良,畦(qi)可(ke)寬為(wei)1米時左右(you)。
2、繁殖
白芍有分根繁(fan)(fan)殖(zhi)(芽(ya)頭繁(fan)(fan)殖(zhi))和種(zhong)(zhong)(zhong)(zhong)子(zi)繁(fan)(fan)殖(zhi)兩種(zhong)(zhong)(zhong)(zhong)繁(fan)(fan)殖(zhi)方(fang)法,分根繁(fan)(fan)殖(zhi)選擇在(zai)8-10月種(zhong)(zhong)(zhong)(zhong)植(zhi),如果種(zhong)(zhong)(zhong)(zhong)植(zhi)時(shi)(shi)間(jian)過(guo)晚,芽(ya)頭已(yi)經發出新根,在(zai)種(zhong)(zhong)(zhong)(zhong)植(zhi)時(shi)(shi)容易被弄斷。收(shou)獲芽(ya)頭時(shi)(shi),將(jiang)芽(ya)頭從根系上切(qie)下,再選擇形(xing)狀粗大、不空(kong)心、無病(bing)蟲害的芽(ya)盤,將(jiang)其(qi)自然的切(qie)成(cheng)數塊做種(zhong)(zhong)(zhong)(zhong)。栽種(zhong)(zhong)(zhong)(zhong)時(shi)(shi)采(cai)(cai)(cai)用穴栽方(fang)法,挖穴3-6cm,株(zhu)行距50×30cm,每穴放一兩個(ge)芽(ya)頭,覆土(tu)(tu)時(shi)(shi)可(ke)施入糞肥,再埋土(tu)(tu)堆成(cheng)饅頭狀小堆。單(dan)瓣芍藥(yao)結實多,在(zai)8月份種(zhong)(zhong)(zhong)(zhong)子(zi)成(cheng)熟時(shi)(shi)將(jiang)其(qi)采(cai)(cai)(cai)收(shou),采(cai)(cai)(cai)收(shou)后即可(ke)進行播種(zhong)(zhong)(zhong)(zhong),也是采(cai)(cai)(cai)用穴播方(fang)法,播種(zhong)(zhong)(zhong)(zhong)時(shi)(shi)用細土(tu)(tu)攪拌(ban)播下,種(zhong)(zhong)(zhong)(zhong)子(zi)的繁(fan)(fan)殖(zhi)期過(guo)長,一般播種(zhong)(zhong)(zhong)(zhong)到定(ding)植(zhi)要(yao)2-3年(nian),比(bi)較少用。
3、中耕除草
種植時(shi)每年要中(zhong)耕除草4-6次,促(cu)進(jin)植株(zhu)生長,但是(shi)注意中(zhong)耕時(shi)要淺耕,以免傷害到根系,導致死(si)苗。在10月(yue)底或11月(yue)初(chu)時(shi),這時(shi)氣溫(wen)下降,地溫(wen)也(ye)隨之下降,需將地面(mian)10cm以上的(de)枝葉剪除,有利越冬。
4、水肥管理
在(zai)施足(zu)基(ji)肥后(hou)(hou),當年(nian)一(yi)般(ban)(ban)是不要(yao)繼續追(zhui)(zhui)(zhui)肥了(le),一(yi)般(ban)(ban)在(zai)種植(zhi)后(hou)(hou)的(de)第(di)二年(nian)開始追(zhui)(zhui)(zhui)肥,每年(nian)追(zhui)(zhui)(zhui)肥3次(ci),第(di)一(yi)次(ci)在(zai)3-4月(yue)氣溫(wen)回升時,這時澆施糞肥即可;第(di)二次(ci)在(zai)4月(yue)底,同樣施一(yi)次(ci)糞尿肥,每畝500公(gong)斤(jin)(jin);第(di)三次(ci)在(zai)10-11月(yue)月(yue)底前,每畝施入200公(gong)斤(jin)(jin)的(de)圈肥。白色是喜旱(han)怕澇的(de)植(zhi)物,所(suo)以一(yi)般(ban)(ban)無需進行澆水(shui)灌(guan)溉,只有在(zai)嚴重干旱(han)時澆一(yi)次(ci)透水(shui)即可,在(zai)陰雨季(ji)節(jie)要(yao)及時排(pai)水(shui)防澇,以免積水(shui)過(guo)大(da)引發根系腐爛。
5、采收
白(bai)芍在(zai)種(zhong)植3-5年后即可采(cai)(cai)(cai)收,采(cai)(cai)(cai)收時(shi)(shi)間在(zai)6-9月,不(bu)宜過(guo)早或過(guo)晚,過(guo)早采(cai)(cai)(cai)收會影響到產量和(he)質量,而過(guo)晚淀粉以(yi)經轉(zhuan)化,過(guo)于(yu)干燥不(bu)堅實,易碎。采(cai)(cai)(cai)收時(shi)(shi)選擇晴(qing)天,將(jiang)地上根莖區別割(ge)除,將(jiang)根莖挖出,去除泥土,將(jiang)芽頭(tou)切下做(zuo)種(zhong),根系(xi)加工制藥。
種植白芍什么時候可以采收
白芍(shao)栽種(zhong)后(hou)3年(nian)或4年(nian)采收,不(bu)(bu)同地區采挖時間有所不(bu)(bu)同,在浙江是在6月下旬(xun)至(zhi)7月上旬(xun),安徽(hui)、四川(chuan)在8月,山東在9月。總之(zhi),不(bu)(bu)能(neng)早于6月下旬(xun),過早采挖會影響產量(liang);遲挖不(bu)(bu)能(neng)超過9月上旬(xun),否(fou)則(ze)根內(nei)淀粉會轉化,加工(gong)干(gan)燥后(hou)不(bu)(bu)堅實,重量(liang)減輕,質地輕泡。采挖宜在晴天進行,首先割(ge)除(chu)地上莖葉,挖出全根,將芍(shao)根從根頭上切下加工(gong)作藥用。