Analysis of 22-year Drought Characteristics in Heilongjiang Province Based on Temperature Vegetation Drought Index

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Normal</td><td class="align_center">Light drought</td><td class="align_center">Medium drought</td><td class="align_center">Severe drought</td><td class="align_center">Extreme drought</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left"><span style="width: 58.4145ptpx;"><svg height="11.5564pt" id="M9" style="vertical-align:-2.26807pt" version="1.1" viewbox="-0.0498162 -9.28833 58.4145 11.5564" width="58.4145pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M300 -147C201 -63 143 98 143 270S200 602 300 686L282 710C136 610 70 450 70 271V270C70 89 136 -72 282 -170L300 -147Z"></path></g><g transform="matrix(.013,0,0,-0.013,4.498,0)"><path d="M535 230V280H52V230H535Z"></path></g><g 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Computational Intelligence and Neuroscience

tab2

Table 2

Table 2: Analysis of 22-year Drought Characteristics in Heilongjiang Province Based on Temperature Vegetation Drought Index 