Abstract Learn how to plough the soil to loosen fertilizer plants and fresh kind of plow as manure on the land series, the County Board to loosen floor satuek on growth and yield of pineapple. In the research and Development Center for agricultural inputs, amphur Muang, Khon Kaen province 1. Planning a trial plot of RCB in Split 4 consists of 4 main factors: normal conjunction with plough plough to loosen 1 before planting, fertilizer and plough to loosen another 1 before planting pineapple plough picked Zidane together with the County to loosen 2 times before planting, fertilizer, sod. Plough plough 1 announce, in cooperation with the Board to loosen before planting, fertilizer and do not want to extort to loosen before planting pineapple. Finally, in cooperation with the usual plough plough to loosen 1 before planting, fertilizer and do not want to extort to loosen before planting pineapple, best secondary factors. 3 fresh fertilizer plant Include planting, planting beans, nuts and hatchets, Ma Po thuea plant and totally d found that the processes and types of plough fresh fertilizer plants to loosen. So อินทรีย objects in the Earth, increasing the density of the soil decreased. Ventilation is sewer. Po ngapen thuea plow, manure and do not want to extort to loosen before planting pineapples have a higher yield of plough, plow, plough-thuea Paul has once again risen to loosen before planting pineapple for about 0.95 tons per Rai, but not different, just like a plough he picked Zidane and plough to loosen before planting, fertilizer, sod can cause output higher than approximately 0.03 tons per Rai
keywords: plough to loosen. Pineapple fresh fertilizer plants introduction
Pineapple plant is an important economy. Can be grown in every region. Farmer's pineapple plantations in Eastern and Western region will grow to send canned fruit factory in the Northeast. North East Characteristics of soil, sand, dirt, sand, ruan. Most of the soil fertility is naturally quite low (Department of land development, 2550 (2007)) DIN made agriculture possible contact with tractors and large shoulders often made solid tight soil layer under plough layer dindan occurred to loosen (hard pan) this is called dindan plow pan, dry soil to ice plants can not stab passes (components, honor, 2551 (2008)) and moisture from the soil to the ground floor could not move up to the soil on the upper floor. Make the benefits of water in soil, as well as plant nutrients in the soil decreased. The Nativity and the Faculty (2547 (2004)) showed that the system could not plough to loosen. By making the soil with high moisture There is water flow rate and the higher ground of prunes. The density of the soil decreased, especially when the soil has more depth. Compared to planting a plough to loosen Moonstone (2548 (2005)) said, When the growth phase to a blossoms of flowering plants began to bloom and maturation would plow into Earth อินทรีย object from the digestion will be inserted between the beads land. Keep the soil to absorb water and sui ruan became help restructuring; Provide ventilation and drainage in a soil. At present, agriculture, planting pineapple without watering and plough to loosen again contacted a few which use tractors and large shoulders, physical properties, degraded. Everything under the standard cost of chemical fertilizer use, but high yield even lower back so they have made a comparative study of how to plough to loosen soil and selecting the type of fresh fertilizer plants that fit the area
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