A few proposals on the way of controlling nitrate con tent and increasing yield of vegetable and the direction of research in the future were put forward.
针对控制蔬菜硝酸盐含量，提高产量的途径及今后研究的方向提出了建议。
The yield increasing results and proportion of each mixing way have been achieved.
并得出了不同品种混种、混插方式的增产效果与增产比例；
So, We think the effect way of increasing maize yield is to increasing it's source and sink.
由此认为要进一步提高玉米产量，应增源扩库。
The study results show that it is a efficient way to attain early abundant yield and to enhance economic effect by increasing quantity of fertilizer.
结果表明，在沙漠边缘地区，采用密植栽培、增大施肥量是实现枣树早期丰产和显著提高经济效益的有效途径。
The paper studied the effects on increasing soil temperature, soil moisture content and peanut yield by the way of covering water-osmosis plastic membrane.
试验研究了花生田使用渗水地膜后的保水、增温效应，以及它的增产效果。
The paper studied the effects on increasing soil temperature, soil moisture content and peanut yield by the way of covering water-osmosis plastic membrane.
试验研究了花生田使用渗水地膜后的保水、增温效应，以及它的增产效果。
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