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加强地力建设,提高土壤质量,防治地力减退,是保证农业持续增长的一项重大措施。在发展农业生产的同时,切不可忽视近几年出现的重用地轻养地,重化肥轻农肥,重产出轻投入的掠夺式经营倾向,要采取措施加强地力建设,以逐渐增强农业生产的后劲。一、大力发展和增施有机肥料施用有机肥是我国农业的优良传统,是使各类土壤肥力得以维持和提高的主要措施。有机肥肥源广泛,它包括厩肥、堆肥、秸秆肥、绿肥、各种杂草、树叶、人粪尿及垃圾等。它能为作物生长发育均衡提供氮、磷、钾、钙、镁、硫、铁、锰、铜、锌、钼等
Strengthening soil fertility construction, improving soil quality and preventing and reducing fertility is a major measure to ensure the sustainable growth of agriculture. At the same time of developing agricultural production, we must not overlook the predatory management tendency of reusing land and light fertilizers and heavy chemical fertilizers that have emerged in recent years. We should take measures to strengthen the geotechnical construction in order to gradually increase agricultural production stamina. First, to develop and enhance the application of organic manure Organic fertilizer is China’s fine tradition of agriculture is to make all kinds of soil fertility to maintain and improve the main measures. Organic fertilizer A wide range of sources, including manure, compost, straw fertilizer, green manures, various weeds, leaves, human waste and garbage. It provides nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, iron, manganese, copper, zinc, molybdenum etc. for crop growth and development