黑龙江省小麦收获期一般在7月上中旬，如选用80－85天生育期的“龙麦15号”、“克旱10号”、“东农121”、“东农122”等早熟品种，7月初就可收获。小麦收获后，旋耕灭茬，整地施肥起垄连续作业。苗施农家肥3000－4000公斤。晚熟的西瓜或甜瓜在6月初苗床育苗，西瓜苗龄40－30天 The harvest period of wheat in Heilongjiang Province is generally mid-July. If early maturing varieties such as “Longmai 15”, “Khan 10”, “Dongnong 121” and “Dongnong 122” of the growing period of 80-85 days are selected, Early July can be harvested. After the wheat harvest, rotary tillage, soil preparation and fertilizer ridge continuous operation. Miao Shi farmers fertilizer 3000-4000 kg. Late-maturing watermelon or melon nursery seedlings in early June seedlings, watermelon seedling age 40-30 days