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mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-qformat:yes; mso-style-parent:""; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin-top:0in; mso-para-margin-right:0in; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0in; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:"Arial","sans-serif"; mso-ascii-font-family:Arial; mso-ascii-theme-font:minor-latin; mso-fareast-font-family:"Times New Roman"; mso-fareast-theme-font:minor-fareast; mso-hansi-font-family:Arial; mso-hansi-theme-font:minor-latin; mso-bidi-font-family:"Times New Roman"; mso-bidi-theme-font:minor-bidi;} </style> <![endif]--> Để rễ cây chui vào đường ống cấp nước phải có 2 điều kiện sau đây :
1-Đất khô hạn ngiêm trọng trong 1 thời gian dài
2- đường ống cấp nước chạy ngang khu vực đang bị khô hạn đó bị nứt rò rỉ , thấm nước ra ngoài dù chỉ rất ít
Lúc đó sẽ thấy thế nào là rễ cây biết tìm nước…không phải chỉ những cây ở gần mà những cây cách khá xa cũng phát triển rễ nhiều về nơi có hơi ẩm
Trong kĩ thuật trồng cây trong chậu.. người có bản lãnh dùng cách: “ giữa 2 lần tưới phải có 1 thời gian khô hạn” để kích thích rễ mọc ra nhiều là thế
ống cấp nước của bạn hoàn toàn kín đáo chạy ngang khu vực khô hạn làm sao rễ cây chui vào được ???
Nếu ống cấp nước của bạn bị rò rỉ chạy ngang khu vực đất không thiếu nước ,luôn luôn ẩm thì rễ cây sẽ né rất xa chỗ ông cấp nước hở
Báo cáo của Saigon thuỷ cục nhiều lần đăng báo cho biết nước của thủy cục thất thoát trên 40%..có ngĩa là ống cấp nước hở bị rò rỉ