. ç §ç5沼澤åå水稻åï¼å¾ä¸ºç¨» æ¶ä»¥åçå¬é ç°ã(å®åºæç´æ¸¯ï¼ åçµçå è¤åå水稻å m ±å水稻å é»å£¤å水稻å çå±æ¬¡ Håºæ»é (meå¤ï¼ pH(KCl) é¹½åºæ»é (me^) pH(KCl) IIåºæ»ft (me^) pH (KC1) è°^^æ¬è¶ ^ Kmåå¦ 12â 13â 21 (æ æ-¤å±ï¼ 23â29 lO CO w CO kO â â22 (æ æ-¤å±ï¼ 12â20 â â (^æ-¤å±ï¼ â â ⢠CO 00 c t^- â â â â â å ³äºå ¨çå壤çå类系統å谷个å壤çå ·ä½åä½æ åµå¯åå¥åé±ä¸åçreèçå壤 å类系統表åæ±èçå壤èå¾ã åãå壤å°çååº å壤å°çååºçç®ç主è¦å¨äºè¿ä¸iæç¡®å ¨çå壤å°çåä½çè¦å¾ï¼ä»èä¸ºå ¨å£å ç°å©ç¨åå°ãåååæ¥-åºåæä¾ä¾æ®ãæ¬çè¿æ ·çç®çï¼

---

. ç §ç5沼澤åå水稻åï¼å¾ä¸ºç¨» æ¶ä»¥åçå¬é ç°ã(å®åºæç´æ¸¯ï¼ åçµçå è¤åå水稻å m ±å水稻å é»å£¤å水稻å çå±æ¬¡ Håºæ»é (meå¤ï¼ pH(KCl) é¹½åºæ»é (me^) pH(KCl) IIåºæ»ft (me^) pH (KC1) è°^^æ¬è¶ ^ Kmåå¦ 12â 13â 21 (æ æ-¤å±ï¼ 23â29 lO CO w CO kO â â22 (æ æ-¤å±ï¼ 12â20 â â (^æ-¤å±ï¼ â â ⢠CO 00 c t^- â â â â â å ³äºå ¨çå壤çå类系統å谷个å壤çå ·ä½åä½æ åµå¯åå¥åé±ä¸åçreèçå壤 å类系統表åæ±èçå壤èå¾ã åãå壤å°çååº å壤å°çååºçç®ç主è¦å¨äºè¿ä¸iæç¡®å ¨çå壤å°çåä½çè¦å¾ï¼ä»èä¸ºå ¨å£å ç°å©ç¨åå°ãåååæ¥-åºåæä¾ä¾æ®ãæ¬çè¿æ ·çç®çï¼çµååè¿°å ¨ççèªç¶ç¹ç¹åå ¶ä¸ å壤åè²ååä½çå ³ç³»ï¼å¯ä»¥åæ-¥æå®åºå¦ä¸çååºæ å[8]C4]: 1. 第ä¸ç´åºï¼å壤帶)主è¦æ¯ä»¥å°å¸¶æ§åç±»å該åç±»æå¤ççç©æ°å帶为ååæ åã 2. 第äºæ®ºåºï¼ååºï¼ä¸»è¦æ¯ä»¥å å°è³ªãå°å½¢åå ¶ä»ç¯å¢å ç´ çä¸åæé æçåç±»æºå

---

Size: 2290px × 2183px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectbotany