大宗商品连续暴跌，投资者高喊：不留一张多单！投资者一定要明白，趋势交易总是不变的真理。
南北港口玉米库存持续超量： 期市大部分投机资金已入股市，全球玉米价格即将大幅下跌。又因为雨季到来，中国大多数玉米在农村储存条件不好，容易发霉变质及虫蛀，用作饲料易让畜禽病死；若不尽快抛售玉米将坏在农户手里！并且无库存放今年将收获的新玉米。现在建议购买方观望并备好空库，等待玉米涌入市场排队抛售深跌后逢低买入使用！同理，雨季到来，稻谷易发芽霉变及虫蛀，今年早稻播种面积增加，早籼稻现货供应增多，市场供大于求，价格即将大幅下跌；加上多头获利平仓盘及套期保值盘涌出，甚至还有多翻空者；易使再做多者爆仓或穿仓!  血本无归。
袁隆平：超级稻亩产逾926公斤，没有转基因技术；超级杂交水稻亩产1000公斤目标可以实现，推广杂交水稻可望多养活4亿多人 。
Commodity continuous slump, investors shouted: do not stay more than one single Investors must understand that truth is always the same trend trading.The north and south port corn stocks continue to excess: of most of the city of speculative funds into the stock market, the global price of corn is about to fell sharply. But also because of the rainy season, most of the corn in storage conditions in rural areas is not good, easy to moldy and moth-eaten, used as a feed is easy to let the livestock died; if not as soon as possible to sell the corn will be bad in the hands of the farmers! And no inventory to put the new corn of the year will be harvested. Now proposed purchaser to wait and prepare empty library, waiting for the corn into the market queuing Buying selling deep down! Similarly, the rainy season, rice is easy to germinate mildew and moth-eaten rice acreage has increased this year, early indica rice increased shelf, market oversupply, the price will soon dropped sharply; plus profit long open s and hedging disk emission, even more than Wheeling; easy to do multi-warehouse explosion or wearing s down the drain.Yuan Longping: super rice more than 926 kilograms per mu, no transgenic technology; super hybrid rice yield of 1000 kg target can be achieved, the promotion of hybrid rice is expected to feed 400 million people.