天气预报 > 其他 > 火鸭怎么分公母
火鸭怎么分公母
更新时间: 2020-10-23 00:00:00  

鸭子公母非常好分,只要看尾巴就知道。公鸭的尾巴有卷尾,所以只要看到卷尾的鸭子就是一只公鸭。公火鸭应体大、健壮、灵活而母火鸭头小、颈长、眼大。其次看肛门就可以看出来,肛门有个小肉粒的是公鸭,反之是母鸭。火鸭学名疣头鸭,南方对其俗称火鸭,北方对其俗称火雁,该物种源于美洲雁,后引入我国云贵高原繁衍至今。饲料可选用蛋鸭或蛋种鸭全价饲料,同时注意饲料中钙、磷比例,产蛋高峰期注意粗蛋白质含量和喂料次数,以利于高产稳产。

关键词: 怎么

火鸭怎么分公母相关经验

天气预报

最新推荐

页面:/news/view-2717354/ | 耗时:0.6269 s | 内存:2.11 MB | 查询:4 | 缓存读取:3 写入:0 | 加载文件:25
select * from tbl_Articles WHERE ArticleID=2717354 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2717354 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2717354 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1066160,1086278,1106749,1088561,1128783,1125104,1125019,1074656,1043979,1098071,1101527,1113628,1113536,1062298,1094111,1116357,1073335,1128631,1110546,1090659,278161,1064119,1047273,1019199,1086460,1056274,1079219,1105697,1068576,1115861) ORDER BY field (ArticleID,1066160,1086278,1106749,1088561,1128783,1125104,1125019,1074656,1043979,1098071,1101527,1113628,1113536,1062298,1094111,1116357,1073335,1128631,1110546,1090659,278161,1064119,1047273,1019199,1086460,1056274,1079219,1105697,1068576,1115861)