对挑粮、桔粮、油粮、桑粮四种不同经济林粮立体种植模式，研究其实用技术，以及不同经济林粮立体种植模式与纯粮常规种植的效益比较。
Practical skills have been studied and the benefits from different stereo-planting model of economic fruit-grain have been compared with the benefits from single cereals planting.
对挑粮、桔粮、油粮、桑粮四种不同经济林粮立体种植模式，研究其实用技术，以及不同经济林粮立体种植模式与纯粮常规种植的效益比较。
Practical skills have been studied and the benefits from different stereo-planting model of economic fruit-grain have been compared with the benefits from single cereals planting.
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