核桃种植（Walnut planting）.doc

核桃种植（Walnut planting） 2. planting In order to improve the results and early yield per unit area, should implement the dwarf and close planting and choose to marry, pull seedlings, can early yield. Grafted seedlings were planted after 2 to 3 years to bear fruit, 4 to 5 years to enter the harvest, and the seedlings need 8 to 10 years to 15 years to fruiting period. At present, with 3 x 2 (close planting garden plants should be planted 111 acres). Walnut monoecious fig tree is different, and the same plant of female flowers and male flowers are generally not at the same time in full bloom, so different plants for pollination, therefore, only piece of Walnut in order to obtain high yield planting. Walnut in autumn (9 ~ November) or before bud colonization was the most suitable, the first big hole dug in before planting (length, width and depth of 80 cm) layer is pressed into the organic fertilizer, phosphate fertilizer, soil, and then planted in the cave, enough water, covered with weeds and trees to disk survival. After planting to be dry, drought resistance, seedling death etc.. Soil and fertilizer management, is the basic content of fruit production and fundamental measures. The walnut tree is Perennial, long-term growth in a A big tree strikes roots deeply., place, must from the soil suction Collect large amounts of nutrients to meet their growth needs. But I long to Walnut The concept of the masses, can not keep up, do not vote, do not make the investment, soil organic matter Content decreased, plant nutrients imbalance, soil compaction, soil pollution phenomenon Aggravate。 So we must conduct intensive and meticulous farming soil improvement, intercropping, soil improvement. Deep soil conditions, turning, is one of the important technical measures of walnut orchard soil, it is suitable For the ground walnut garden or terrace in the area. Deep plowing can be combined for fertilizers, It can also be combined with summer green manure, straw, to increase soil organic m