{"id":5204,"date":"2021-05-02T16:06:41","date_gmt":"2021-05-02T16:06:41","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=5204"},"modified":"2021-05-02T16:06:41","modified_gmt":"2021-05-02T16:06:41","slug":"how-to-grow-and-care-for-black-hills-spruce-trees","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/life\/nature\/how-to-grow-and-care-for-black-hills-spruce-trees\/","title":{"rendered":"C\u00e2y v\u00e2n sam Black Hills: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 c\u00e1ch tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c"},"content":{"rendered":"<h2 class=\"wp-block-heading\">C\u00e1ch tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c c\u00e2y v\u00e2n sam Black Hills<\/h2>\n\n<h2 class=\"wp-block-heading\">T\u1ed5ng quan<\/h2>\n\n<p>C\u00e2y v\u00e2n sam Black Hills (Picea glauca &#8216;Densata&#8217;) l\u00e0 m\u1ed9t gi\u1ed1ng v\u00e2n sam tr\u1eafng n\u1ed5i ti\u1ebfng v\u1edbi h\u00ecnh d\u00e1ng h\u1eb9p, r\u1eadm r\u1ea1p v\u00e0 nh\u1eefng chi\u1ebfc kim xanh lam th\u01a1m. C\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb Black Hills \u1edf Nam Dakota, lo\u1ea1i c\u00e2y n\u00e0y ph\u00e1t tri\u1ec3n m\u1ea1nh trong kh\u00ed h\u1eadu l\u1ea1nh, kh\u00f4 v\u1edbi \u0111\u1ea5t chua.<\/p>\n\n<h2 class=\"wp-block-heading\">Tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c<\/h2>\n\n<h2 class=\"wp-block-heading\">Ch\u1ecdn \u0111\u1ecba \u0111i\u1ec3m<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ecdn m\u1ed9t \u0111\u1ecba \u0111i\u1ec3m c\u00f3 \u0111\u1ea7y \u0111\u1ee7 \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi ho\u1eb7c b\u00f3ng r\u00e2m m\u1ed9t ph\u1ea7n.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ecba \u0111i\u1ec3m tr\u1ed3ng c\u00f3 \u0111\u1ea5t tho\u00e1t n\u01b0\u1edbc t\u1ed1t v\u00e0 h\u01a1i chua.<\/li>\n<li>Tr\u00e1nh m\u00f4i tr\u01b0\u1eddng \u0111\u00f4 th\u1ecb ho\u1eb7c ven bi\u1ec3n c\u00f3 \u0111\u1ed9 \u1ea9m cao ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n \u1ea9m \u01b0\u1edbt.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Tr\u1ed3ng<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00e0o m\u1ed9t h\u1ed1 s\u00e2u g\u1ea5p \u0111\u00f4i chi\u1ec1u r\u1ed9ng c\u1ee7a b\u1ea7u r\u1ec5 v\u00e0 s\u00e2u nh\u01b0 v\u1eady.<\/li>\n<li>C\u1ea3i t\u1ea1o \u0111\u1ea5t b\u1eb1ng ph\u00e2n h\u1eefu c\u01a1.<\/li>\n<li>\u0110\u1eb7t c\u00e2y v\u00e0o h\u1ed1 v\u00e0 l\u1ea5p \u0111\u1ea7y b\u1eb1ng \u0111\u1ea5t \u0111\u00e3 c\u1ea3i t\u1ea1o.<\/li>\n<li>T\u01b0\u1edbi n\u01b0\u1edbc th\u1eadt nhi\u1ec1u sau khi tr\u1ed3ng.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u01b0\u1edbi n\u01b0\u1edbc<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>T\u01b0\u1edbi n\u01b0\u1edbc h\u00e0ng tu\u1ea7n trong hai n\u0103m \u0111\u1ea7u sau khi tr\u1ed3ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong nh\u1eefng th\u1eddi k\u1ef3 kh\u00f4ng m\u01b0a.<\/li>\n<li>Sau khi \u0111\u00e3 b\u00e9n r\u1ec5, v\u00e2n sam Black Hills c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu h\u1ea1n v\u00e0 c\u1ea7n t\u01b0\u1edbi b\u1ed5 sung t\u1ed1i thi\u1ec3u.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">B\u00f3n ph\u00e2n<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Kh\u00f4ng c\u1ea7n b\u00f3n ph\u00e2n th\u01b0\u1eddng xuy\u00ean.<\/li>\n<li>B\u00f3n ph\u00e2n h\u1eefu c\u01a1 v\u00e0o h\u1ed1 tr\u1ed3ng khi thay ch\u1eadu.<\/li>\n<li>N\u1ebfu nghi ng\u1edd c\u00e2y thi\u1ebfu ch\u1ea5t dinh d\u01b0\u1ee1ng, h\u00e3y ki\u1ec3m tra \u0111\u1ea5t v\u00e0 c\u1ea3i t\u1ea1o n\u1ebfu c\u1ea7n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u1eaft t\u1ec9a<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>C\u1eaft t\u1ec9a nh\u1eefng c\u00e0nh ch\u1ebft ho\u1eb7c g\u00e3y b\u1ea5t c\u1ee9 l\u00fac n\u00e0o.<\/li>\n<li>C\u1eaft b\u1ecf nh\u1eefng c\u00e0nh th\u1ea5p r\u1ee7 xu\u1ed1ng \u0111\u1ec3 n\u00e2ng t\u00e1n c\u00e2y.<\/li>\n<li>C\u00f3 th\u1ec3 c\u1eaft t\u1ec9a t\u00f9y ch\u1ecdn v\u00e0o cu\u1ed1i m\u00f9a \u0111\u00f4ng ho\u1eb7c \u0111\u1ea7u m\u00f9a xu\u00e2n \u0111\u1ec3 ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Nh\u00e2n gi\u1ed1ng<\/h2>\n\n<h2 class=\"wp-block-heading\">Gi\u00e2m c\u00e0nh<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>C\u1eaft nh\u1eefng c\u00e0nh gi\u00e2m d\u00e0i 6 \u0111\u1ebfn 8 inch t\u1eeb nh\u1eefng ch\u1ed3i kh\u1ecfe v\u00e0o cu\u1ed1i m\u00f9a h\u00e8 ho\u1eb7c \u0111\u1ea7u m\u00f9a thu.<\/li>\n<li>C\u1eaft v\u00e1t g\u1ed1c c\u00e0nh gi\u00e2m v\u00e0 lo\u1ea1i b\u1ecf nh\u1eefng chi\u1ebfc kim \u1edf ph\u1ea7n g\u1ed1c.<\/li>\n<li>Nh\u00fang \u0111\u1ea7u c\u00e0nh gi\u00e2m \u0111\u00e3 c\u1eaft v\u00e1t v\u00e0o hoocmon ra r\u1ec5 v\u00e0 gi\u00e2m tr\u1ef1c ti\u1ebfp v\u00e0o \u0111\u1ea5t \u1ea9m.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">H\u1ea1t gi\u1ed1ng<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Thu th\u1eadp h\u1ea1t gi\u1ed1ng t\u1eeb nh\u1eefng qu\u1ea3 n\u00f3n r\u1ee5ng v\u00e0o m\u00f9a thu v\u00e0 \u0111\u1ec3 kh\u00f4 ho\u00e0n to\u00e0n.<\/li>\n<li>\u0110\u1eb7t h\u1ea1t gi\u1ed1ng v\u00e0o t\u00fai nh\u1ef1a v\u00e0 b\u1ea3o qu\u1ea3n trong t\u1ee7 l\u1ea1nh trong ba tu\u1ea7n.<\/li>\n<li>L\u1ea5y h\u1ea1t gi\u1ed1ng ra v\u00e0 ng\u00e2m trong n\u01b0\u1edbc trong 24 gi\u1edd.<\/li>\n<li>Gieo nh\u1eefng h\u1ea1t gi\u1ed1ng c\u00f2n s\u1ed1ng v\u00e0o \u0111\u1ea5t m\u00e0u m\u1ee1, ph\u1ee7 m\u1ed9t l\u1edbp m\u1ecfng v\u00e0 gi\u1eef \u1ea9m.<\/li>\n<li>N\u1ea3y m\u1ea7m th\u01b0\u1eddng di\u1ec5n ra trong v\u00f2ng ba tu\u1ea7n.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">S\u00e2u b\u1ec7nh<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c lo\u00e0i g\u00e2y h\u1ea1i ph\u1ed5 bi\u1ebfn bao g\u1ed3m r\u1ec7p, r\u1ec7p v\u1eebng v\u00e0 s\u00e2u t\u00fai.<\/li>\n<li>X\u1eed l\u00fd s\u00e2u t\u00fai b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf b\u1eb1ng tay v\u00e0 phun Bacillus thuringiensis.<\/li>\n<li>B\u1ec7nh g\u1ec9 s\u1eaft c\u00f3 th\u1ec3 x\u1ea3y ra nh\u01b0ng hi\u1ebfm khi g\u00e2y ra m\u1ed1i lo ng\u1ea1i l\u1edbn.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">C\u00e1c v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>C\u00e2y v\u00e2n sam Black Hills \u01b0a \u0111i\u1ec1u ki\u1ec7n kh\u00f4 r\u00e1o, tho\u00e1t n\u01b0\u1edbc t\u1ed1t.<\/li>\n<li>Tr\u00e1nh tr\u1ed3ng \u1edf nh\u1eefng n\u01a1i c\u00f3 \u0111\u1ed9 \u1ea9m cao ho\u1eb7c \u0111\u1ea5t \u1ea9m \u01b0\u1edbt.<\/li>\n<li>Kim c\u00e2y chuy\u1ec3n v\u00e0ng v\u00e0 r\u1ee5ng c\u00f3 th\u1ec3 l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a b\u1ec7nh g\u1ec9 s\u1eaft.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n<p><strong>H: V\u00e2n sam Black Hills c\u00f3 ph\u1ea3i l\u00e0 v\u00e2n sam \u0111en kh\u00f4ng?<\/strong><br>A: Kh\u00f4ng, \u0111\u00e2y l\u00e0 nh\u1eefng lo\u00e0i ri\u00eang bi\u1ec7t. V\u00e2n sam Black Hills \u01b0a \u0111\u1ea5t kh\u00f4 h\u01a1n v\u00e0 c\u00f3 l\u00e1 kim m\u00e0u xanh lam, trong khi v\u00e2n sam \u0111en \u01b0a \u0111\u1ea5t \u1ea9m h\u01a1n v\u00e0 c\u00f3 qu\u1ea3 n\u00f3n g\u1ea7n nh\u01b0 \u0111en.<\/p>\n\n<p><strong>H: V\u00e2n sam Black Hills l\u1edbn \u0111\u1ebfn m\u1ee9c n\u00e0o?<\/strong><br>A: V\u00e2n sam Black Hills th\u01b0\u1eddng cao t\u1eeb 15 \u0111\u1ebfn 21 m\u00e9t v\u00e0 r\u1ed9ng t\u1eeb 4,5 \u0111\u1ebfn 7,5 m\u00e9t.<\/p>\n\n<p><strong>H: C\u00e2y v\u00e2n sam Black Hills c\u00f3 ph\u1ea3i l\u00e0 c\u00e2y t\u1ed1t kh\u00f4ng?<\/strong><br>A: \u0110\u00fang v\u1eady, c\u00e2y v\u00e2n sam Black Hills \u0111\u01b0\u1ee3c coi l\u00e0 c\u00e2y c\u1ea3nh h\u1ea5p d\u1eabn do c\u00f3 kh\u1ea3 n\u0103ng sinh tr\u01b0\u1edfng nh\u1ecf g\u1ecdn, nhu c\u1ea7u ch\u0103m s\u00f3c th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu s\u00e2u b\u1ec7nh.<\/p>","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch tr\u1ed3ng v\u00e0 ch\u0103m s\u00f3c c\u00e2y v\u00e2n sam Black Hills T\u1ed5ng quan C\u00e2y v\u00e2n sam Black Hills (Picea glauca &#8216;Densata&#8217;) l\u00e0 m\u1ed9t gi\u1ed1ng v\u00e2n sam tr\u1eafng n\u1ed5i ti\u1ebfng v\u1edbi h\u00ecnh&hellip;<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3115],"tags":[9280,9279,9177,8819,8848],"class_list":["post-5204","post","type-post","status-publish","format-standard","hentry","category-nature","tag-conifers","tag-black-hills-spruce","tag-tree-care","tag-landscaping","tag-gardening"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=5204"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5204\/revisions"}],"predecessor-version":[{"id":5205,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/5204\/revisions\/5205"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=5204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=5204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=5204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}