由于椒农减产，目前市场现货少，故价格上升．帮忙翻译成英文啦

Since pepper growers have declined the amount of their products, now there are less pepper in the market, so its price has raised.

如果是椒农主动减产，就像上面一样翻译；如果只是收成不好，把第一个分句改成：
Since yield of pepper has declined,