[lemma=rangeland] [lemma=and] □
[lemma=rangeland] [lemma=and] [□]
[lemma=rangeland] [lemma=and] □ □
In addition he has made substantial contributions to extension in the areas of rangeland and watershed management . Many rangeland and wheatfield fires are also started by lightning . The mission of the Southern Plains Range Research Station is to develop and transfer sustainable forage and livestock production practices based on fundamental ecological principles and to breed , select and release improved plant germplasm to enhance Southern Plains rangeland and pasture land . Veal and confined heifers were identified only on farms with less than 5 acres of rangeland and pastureland and without grazing land permits . The staff of the Texas Cooperative Extension Section of Texas A & M University System has extensive experience and knowledge relating to managing rangelands and grazing .