202X演講人2026-01-08燒傷后真菌感染的預(yù)防與早期抗真菌治療燒傷后真菌感染的預(yù)防與早期抗真菌治療引言燒傷后真菌感染是嚴(yán)重?zé)齻颊叱Ｒ姷牟l(fā)癥之一，其發(fā)生率與燒傷面積、深度及患者免疫狀態(tài)密切相關(guān)。據(jù)臨床數(shù)據(jù)顯示，大面積燒傷（TBSA≥50%）患者中，真菌感染發(fā)生率可達(dá)15%-25%，其中侵襲性真菌感染的病死率高達(dá)40%-70%，顯著高于細(xì)菌感染及相關(guān)并發(fā)癥。這類感染不僅延長(zhǎng)創(chuàng)面愈合時(shí)間，增加治療成本，更易引發(fā)膿毒癥、多器官功能障礙綜合征（MODS）等致命并發(fā)癥，成為制約燒傷患者預(yù)后的關(guān)鍵因素之一。作為一名長(zhǎng)期奮戰(zhàn)在燒傷臨床一線的醫(yī)師，我曾接診過(guò)多例因真菌感染導(dǎo)致治療失敗的病例：一位35歲的火焰燒傷患者（TBSA70%），在傷后第12天出現(xiàn)創(chuàng)面灰綠色霉斑、高熱不退，最終因毛霉菌性膿毒癥搶救無(wú)效離世；另一例老年患者（TBSA45%），因長(zhǎng)期廣譜抗生素使用合并白色念珠菌血癥，雖經(jīng)積極抗真菌治療，仍出現(xiàn)肝腎功能嚴(yán)重?fù)p害，治療周期延長(zhǎng)3倍以上。這些慘痛教訓(xùn)讓我深刻認(rèn)識(shí)到：燒傷后真菌感染的防控必須貫徹“預(yù)防為主、早期識(shí)別、精準(zhǔn)治療”的核心原則，將感染扼殺在萌芽階段。本文結(jié)合最新研究進(jìn)展與臨床實(shí)踐經(jīng)驗(yàn)，系統(tǒng)闡述燒傷后真菌感染的預(yù)防策略、早期識(shí)別要點(diǎn)及早期抗真菌治療路徑，以期為同行提供參考，共同提升燒傷患者的救治成功率。01PARTONE燒傷后真菌感染的預(yù)防：構(gòu)建“多維防線”，阻斷感染源頭燒傷后真菌感染的預(yù)防：構(gòu)建“多維防線”，阻斷感染源頭真菌感染的發(fā)生是病原體、宿主與環(huán)境三者失衡的結(jié)果。燒傷后，皮膚屏障破壞、免疫功能抑制、廣譜抗生素濫用及侵入性操作等因素共同構(gòu)成“完美風(fēng)暴”，使患者極易成為真菌侵襲的目標(biāo)。因此，預(yù)防需從病原體、宿主、環(huán)境三個(gè)維度構(gòu)建立體防線，實(shí)現(xiàn)“源頭控制-中間阻斷-終點(diǎn)保護(hù)”的全流程管理。（一）病原學(xué)特點(diǎn)與高危因素識(shí)別：明確“防什么”與“誰(shuí)需重點(diǎn)防”常見病原體及其特性燒傷后真菌感染以念珠菌屬（占60%-70%）、曲霉菌屬（占20%-30%）最為常見，近年來(lái)毛霉菌、鐮刀菌等絲狀真菌感染比例呈上升趨勢(shì)。念珠菌屬中，白色念珠菌（50%以上）和光滑念珠菌（20%-30%）為優(yōu)勢(shì)菌種，前者易定植于創(chuàng)面、口腔及消化道，后者對(duì)唑類藥物耐藥率較高；曲霉菌則以煙曲霉為主，通過(guò)空氣傳播定植于創(chuàng)面或肺部，易形成壞死性病灶；毛霉菌則具有侵襲性強(qiáng)、血管親和性高、病死率極的特點(diǎn)（>80%），是預(yù)防的重中之重。高危因素分層評(píng)估基于臨床研究，以下人群需列為真菌感染高危人群，實(shí)施重點(diǎn)預(yù)防：01-特殊年齡段：老年（≥65歲）或嬰幼兒（≤3歲），免疫功能發(fā)育不完善或衰退；03-治療相關(guān)因素：廣譜抗生素使用＞7天（尤其是三代頭孢、碳青霉烯類）、靜脈置管＞48小時(shí)、機(jī)械通氣＞72小時(shí)、反復(fù)輸血；05-重度燒傷患者：TBSA≥50%，或Ⅲ度面積≥20%，尤其是合并吸入性損傷者；02-免疫抑制狀態(tài)：糖尿病、長(zhǎng)期使用糖皮質(zhì)激素、化療或免疫抑制劑治療、HIV感染者；04-創(chuàng)面特征：焦痂溶解緩慢、壞死組織殘留、肉芽組織水腫蒼白、滲液呈“黏液樣”或“甜腥味”。06高危因素分層評(píng)估預(yù)防的核心原則：分層干預(yù)，精準(zhǔn)施策預(yù)防真菌感染需遵循“風(fēng)險(xiǎn)評(píng)估-分級(jí)預(yù)防-動(dòng)態(tài)調(diào)整”的原則，避免“一刀切”的過(guò)度預(yù)防（如長(zhǎng)期使用抗真菌藥物導(dǎo)致耐藥）或預(yù)防不足（導(dǎo)致感染發(fā)生）。具體而言：-一級(jí)預(yù)防：針對(duì)所有燒傷患者，實(shí)施基礎(chǔ)性措施（環(huán)境管理、創(chuàng)面護(hù)理、合理使用抗菌藥物）；-二級(jí)預(yù)防：針對(duì)高危人群，在一級(jí)預(yù)防基礎(chǔ)上加強(qiáng)監(jiān)測(cè)與干預(yù)（如定期真菌學(xué)檢查、預(yù)防性抗真菌治療）；-三級(jí)預(yù)防：針對(duì)已出現(xiàn)真菌定植或早期感染跡象者，及時(shí)啟動(dòng)治療，防止進(jìn)展為侵襲性感染。環(huán)境管理：阻斷外源性真菌定植燒傷病房是患者與病原體接觸的第一道防線，需嚴(yán)格執(zhí)行“三區(qū)兩緩”制度（清潔區(qū)、潛在污染區(qū)、污染區(qū)，緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖環(huán)境管理：阻斷外源性真菌定植緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩沖緩